re PR fortran/18918 (Eventually support Fortran 2008's coarrays [co-arrays])

2011-06-20  Tobias Burnus  <burnus@net-b.de>

        PR fortran/18918
        * gfortran.h (gfc_check_vardef_context): Update prototype.
        (iso_fortran_env_symbol): Handle derived types.
        (symbol_attribute): Add lock_comp.
        * expr.c (gfc_check_vardef_context): Add LOCK_TYPE check.
        * interface.c (compare_parameter, gfc_procedure_use): Handle
        LOCK_TYPE.
        (compare_actual_formal): Update
        gfc_check_vardef_context call.
        * check.c (gfc_check_atomic_def, gfc_check_atomic_ref): Ditto.
        * intrinsic.c (check_arglist): Ditto.
        * io.c (resolve_tag, gfc_resolve_dt, gfc_resolve_inquire):
        * Ditto.
        * iso-fortran-env.def (ISOFORTRAN_LOCK_TYPE): Add.
        * intrinsic.texi (ISO_FORTRAN_ENV): Document LOCK_TYPE.
        * module.c (mio_symbol_attribute): Handle lock_comp.
        (create_derived_type): New function.
        (use_iso_fortran_env_module): Call it to handle LOCK_TYPE.
        * parse.c (parse_derived): Add constraint check for LOCK_TYPE.
        * resolve.c (resolve_symbol, resolve_lock_unlock): Add
        * constraint
        checks for LOCK_TYPE.
        (gfc_resolve_iterator, resolve_deallocate_expr,
        resolve_allocate_expr, resolve_code, resolve_transfer): Update
        gfc_check_vardef_context call.
        * trans-stmt.h (gfc_trans_lock_unlock): New prototype.
        * trans-stmt.c (gfc_trans_lock_unlock): New function.
        * trans.c (trans_code): Handle LOCK and UNLOCK.

2011-06-20  Tobias Burnus  <burnus@net-b.de>

        PR fortran/18918
        * gfortran.dg/coarray_lock_1.f90: Update dg-error.
        * gfortran.dg/coarray_lock_3.f90: New.
        * gfortran.dg/coarray/lock_1.f90: New.

From-SVN: r175228

regrename.c (scan_rtx_reg): Handle the case where we write to an open chain in a smaller mode without...

* regrename.c (scan_rtx_reg): Handle the case where we write to an
open chain in a smaller mode without failing the entire block.

From-SVN: r175225

scandump.exp (scan-dump, [...]): Treat a missing dump file as unresolved and report the reason to the log file.

* lib/scandump.exp (scan-dump, scan-dump-times, scan-dump-not,
scan-dump-dem, scan-dump-dem-not): Treat a missing dump file as
unresolved and report the reason to the log file.

From-SVN: r175224

scanasm.exp (object-size): Move argument processing earlier to report errors before verifying that the...

* lib/scanasm.exp (object-size): Move argument processing earlier
to report errors before verifying that the file exists.  Report
problems detected at runtime as unresolved instead of error and
report their reasons to the log file.

From-SVN: r175223

Don't check zero/sign extended hard registers.

2011-06-20  H.J. Lu  <hongjiu.lu@intel.com>

PR middle-end/47725
* combine.c (cant_combine_insn_p): Don't check zero/sign
extended hard registers.

From-SVN: r175222

rs6000.c (rs6000_cannot_force_const_mem): Match CONST high part large-toc address.

* config/rs6000/rs6000.c (rs6000_cannot_force_const_mem): Match
CONST high part large-toc address.
(rs6000_tls_referenced_p): Make static.
* config/rs6000/rs6000-protos.h (rs6000_tls_referenced_p): Delete.

From-SVN: r175219

Check zero/sign extended hard registers.

2011-06-20  H.J. Lu  <hongjiu.lu@intel.com>

PR middle-end/47725
* combine.c (cant_combine_insn_p): Check zero/sign extended
hard registers.

From-SVN: r175218

re PR c++/47080 ([C++0x] explicit conversion function return conversions not restricted to qualifications)

PR c++/47080
* call.c (rejection_reason_code): Add rr_explicit_conversion.
(print_z_candidate): Handle it.
(explicit_conversion_rejection): New.
(build_user_type_conversion_1): Reject an explicit conversion
function that requires more than a qualification conversion.

From-SVN: r175217

re PR c++/47635 ([C++0x] ICE on invalid code in constructor_name_p, at cp/name-lookup.c:1809)

PR c++/47635
* decl.c (grokdeclarator): Don't set ctype to an ENUMERAL_TYPE.

From-SVN: r175216

re PR c++/48138 (__attribute__((aligned)) should give an error when applied to a typedef or template parameter, at least in C++0x mode.)

PR c++/48138
* tree.c (strip_typedefs): Use build_aligned_type.

From-SVN: r175215

re PR c++/49205 ([C++0x] Default constructor with pack expansion parameter not detected)

PR c++/49205
* call.c (sufficient_parms_p): Allow parameter packs too.

From-SVN: r175214

re PR c++/37089 ([C++0x] rvalue/lvalue reference collapsing not performed in error ouput thus printing "&&&")

PR c++/37089
* cp-demangle.c (d_print_comp): Handle reference smashing.

From-SVN: r175213

re PR c++/43321 ([c++0x] ICE on valid auto)

PR c++/43321
* semantics.c (describable_type): Remove.
* cp-tree.h: Likewise.
* decl.c (cp_finish_decl): Don't call it.
* init.c (build_new): Likewise.
* parser.c (cp_parser_omp_for_loop): Likewise.
* pt.c (tsubst_decl): Likewise.
(do_auto_deduction): If we fail in a template, try again
at instantiation time.

From-SVN: r175212

re PR c++/43831 ([C++0x] gcc-4.5.0 does not fail invalid lambda captures (against n3092 5.1.2/8))

PR c++/43831
* parser.c (cp_parser_lambda_introducer): Complain about redundant
captures.
* semantics.c (add_capture): Likewise.
(register_capture_members): Clear IDENTIFIER_MARKED.

From-SVN: r175211

re PR target/49385 (Invalid RTL intstruction for ARM)

Fix PR target/49385

2011-06-20  Ramana Radhakrishnan  <ramana.radhakrishnan@linaro.org>

PR target/49385
* config/arm/thumb2.md (*thumb2_movhi_insn): Make sure atleast
one of the operands is a register.

From-SVN: r175208

ChangeLog gcc/

2011-06-20  Kai Tietz  <ktietz@redhat.com>

* fold-const.c (fold_binary_loc): Add missing
folding for truth-not operations in combination
with binary and.

ChangeLog gcc/testsuite/

2011-06-20  Kai Tietz  <ktietz@redhat.com>

* gcc.dg/binop-notand1.c: New test.
* gcc.dg/binop-notand2.c: New test.
* gcc.dg/binop-notand3.c: New test.
* gcc.dg/binop-notand4.c: New test.
* gcc.dg/binop-notand5.c: New test.
* gcc.dg/binop-notand6.c: New test.

From-SVN: r175206

tuple (__conv_types, [...]): Add.

2011-06-20  Daniel Krugler  <daniel.kruegler@googlemail.com>
    Paolo Carlini  <paolo.carlini@oracle.com>

* include/std/tuple (__conv_types, __one_by_one_convertible,
__all_convertible): Add.
(tuple): Use the latter.
(tuple<_T1>): Remove.
* testsuite/20_util/uses_allocator/cons_neg.cc: Adjust dg-error
line number.
* testsuite/20_util/weak_ptr/comparison/cmp_neg.cc: Likewise.

Co-Authored-By: Paolo Carlini <paolo.carlini@oracle.com>
From-SVN: r175204

* regrename.c (do_replace): Don't update notes.

From-SVN: r175203

c-pragma.h (pragma_handler_1arg, [...]): New handler.

2011-06-20  Pierre Vittet  <piervit@pvittet.com>

* c-pragma.h (pragma_handler_1arg, pragma_handler_2arg): New
handler.
(gen_pragma_handler): New union.
(internal_pragma_handler): New type.
(c_register_pragma_with_data)
(c_register_pragma_with_expansion_and_data): New functions.

* c-pragma.c (registered_pragmas, c_register_pragma_1)
(c_register_pragma, c_register_pragma_with_expansion)
(c_invoke_pragma_handler): Changed to work with
internal_pragma_handler.
(c_register_pragma_with_data)
(c_register_pragma_with_expansion_and_data): New functions.

From-SVN: r175202

rs6000.c (create_TOC_reference): Wrap high part of toc-relative address in CONST.

* config/rs6000/rs6000.c (create_TOC_reference): Wrap high part
of toc-relative address in CONST.
(rs6000_delegitimize_address): Recognize changed address.
(rs6000_legitimize_reload_address): Likewise.
(rs6000_emit_move): Don't force these constants to memory.
* config/rs6000/rs6000.md (tls_gd, tls_gd_high): Wrap high part of
toc-relative address in CONST.
(tls_ld, tls_ld_high, tls_got_dtprel, tls_got_dtprel_high): Likewise.
(tls_got_tprel, tls_got_tprel_high, largetoc_high): Likewise.

From-SVN: r175200

Daily bump.

From-SVN: r175199

re PR target/49461 (boehm-gc and gcj incompatible with pie)

PR target/49461
  * mh-darwin: Turn off -pie on darwin11 and later.

From-SVN: r175192

Daily bump.

From-SVN: r175188

Use long long builtins of zero counting for x86-64.

2011-06-18  H.J. Lu  <hongjiu.lu@intel.com>

* longlong.h (count_leading_zeros): Use long long builtin for
x86-64.
(count_trailing_zeros): Likewise.

From-SVN: r175183

re PR target/49461 (boehm-gc and gcj incompatible with pie)

PR target/49461
* libjava/configure.ac (SYSTEMSPEC): Pass -no_pie for darwin11.
* libjava/configure: Regenerate.

From-SVN: r175182

Properly check if .init_array can be used with .ctors on targets.

2011-06-18  H.J. Lu  <hongjiu.lu@intel.com>

PR other/49325
* acinclude.m4 (gcc_AC_INITFINI_ARRAY): Properly check if
.init_array can be used with .ctors on targets.
* configure: Regenerated.

From-SVN: r175181

re PR testsuite/49432 (FAIL: obj-c++.dg/invalid-type-1.mm)

PR testsuite/49432
* obj-c++.dg/invalid-type-1.mm: Adjust for new error wording.

From-SVN: r175178

re PR fortran/49400 ([F08] Proc-pointer declaration in BLOCK construct)

2011-06-18  Janus Weil  <janus@gcc.gnu.org>

PR fortran/49400
* decl.c (gfc_match_procedure): Allow PROCEDURE declarations inside
BLOCK constructs.

2011-06-18  Janus Weil  <janus@gcc.gnu.org>

PR fortran/49400
* gfortran.dg/proc_ptr_31.f90: New.

From-SVN: r175177

tree-sra.c (type_internals_preclude_sra_p): Return true if the element type is volatile.

* tree-sra.c (type_internals_preclude_sra_p) <ARRAY_TYPE>: Return true
if the element type is volatile.
ada/
* gcc-interface/decl.c (gnat_to_gnu_component_type): Use GNAT_TYPE
local variable throughout.  Remove useless call to Base_Type.
(gnat_to_gnu_field): Use GNAT_FIELD_TYPE local variable throughout.
Take it also into account for the volatileness of the field.  Set the
TREE_SIDE_EFFECTS flag as well in this case.  Reorder some warnings.

From-SVN: r175176

oops, comitted with wrong PR# :( PR lto/48246

oops, comitted with wrong PR# :(
PR lto/48246
* lto.c (lto_1_to_1_map): Don't create empty partitions.
(lto_balanced_map): Likewise.

From-SVN: r175175

re PR lto/48246 (ICE in lto_wpa_write_files)

PR lto/23754
* lto.c (lto_1_to_1_map): Don't create empty partitions.
(lto_balanced_map): Likewise.

From-SVN: r175174

trans.c (Identifier_to_gnu): Don't set TREE_THIS_NOTRAP on a dereference built for a by-ref object if...

* gcc-interface/trans.c (Identifier_to_gnu): Don't set TREE_THIS_NOTRAP
on a dereference built for a by-ref object if it has an address clause.

From-SVN: r175172

einfo.ads (Address_Taken): Document use for the second argument of Asm_Input and Asm_Output attributes.

* einfo.ads (Address_Taken): Document use for the second argument of
Asm_Input and Asm_Output attributes.
* sem_attr.adb (Analyze_Attribute) <Attribute_Asm_Input>: If the second
argument is an entity name, then set Address_Taken on it.
<Attribute_Asm_Output>: Likewise.
* gcc-interface/trans.c (lvalue_required_for_attribute_p): Handle the
Attr_Asm_Input and Attr_Asm_Output attributes explicitly.
(gnat_to_gnu) <N_Code_Statement>: If an operand is going to end up in
memory and is a CONST_DECL, retrieve its corresponding VAR_DECL.

From-SVN: r175171

lto-symtab.c (lto_varpool_replace_node): Remove code handling extra name aliases.

* lto-symtab.c (lto_varpool_replace_node): Remove code handling
extra name aliases.
(lto_symtab_resolve_can_prevail_p): Likewise.
(lto_symtab_merge_cgraph_nodes): Update alias_of pointers.
* cgraphbuild.c (record_reference): Remove extra body alias code.
(mark_load): Likewise.
(mark_store): Likewise.
* cgraph.h (varpool_node): Remove extra_name filed;
add alias_of and extraname_alias.
(varpool_create_variable_alias, varpool_for_node_and_aliases): Declare.
(varpool_alias_aliased_node): New inline function.
(varpool_variable_node): New function.
* cgraphunit.c (handle_alias_pairs): Handle also variable aliases.
* ipa-ref.c (ipa_record_reference): Allow aliases on variables.
* lto-cgraph.c (lto_output_varpool_node): Update streaming.
(input_varpool_node): Likewise.
* lto-streamer-out.c (produce_symtab): Remove extra name aliases.
(varpool_externally_visible_p): Remove extra body alias code.
(function_and_variable_visibility): Likewise.
* tree-ssa-structalias.c (associate_varinfo_to_alias_1): New function.
(ipa_pta_execute): Use it.
* varpool.c (varpool_remove_node): Remove extra name alias code.
(varpool_mark_needed_node): Likewise.
(varpool_analyze_pending_decls): Analyze aliases.
(assemble_aliases): New functoin.
(varpool_assemble_decl): Use it.
(varpool_create_variable_alias): New function.
(varpool_extra_name_alias): Rewrite.
(varpool_for_node_and_aliases): New function.

From-SVN: r175169

lto-symtab.c (lto_varpool_replace_node): Remove code handling extra name aliases.

* lto-symtab.c (lto_varpool_replace_node): Remove code handling
extra name aliases.
(lto_symtab_resolve_can_prevail_p): Likewise.
(lto_symtab_merge_cgraph_nodes): Update alias_of pointers.
* cgraphbuild.c (record_reference): Remove extra body alias code.
(mark_load): Likewise.
(mark_store): Likewise.
* cgraph.h (varpool_node): Remove extra_name filed;
add alias_of and extraname_alias.
(varpool_create_variable_alias, varpool_for_node_and_aliases): Declare.
(varpool_alias_aliased_node): New inline function.
(varpool_variable_node): New function.
* cgraphunit.c (handle_alias_pairs): Handle also variable aliases.
* ipa-ref.c (ipa_record_reference): Allow aliases on variables.
* lto-cgraph.c (lto_output_varpool_node): Update streaming.
(input_varpool_node): Likewise.
* lto-streamer-out.c (produce_symtab): Remove extra name aliases.
(varpool_externally_visible_p): Remove extra body alias code.
(function_and_variable_visibility): Likewise.
* tree-ssa-structalias.c (associate_varinfo_to_alias_1): New function.
(ipa_pta_execute): Use it.
* varpool.c (varpool_remove_node): Remove extra name alias code.
(varpool_mark_needed_node): Likewise.
(varpool_analyze_pending_decls): Analyze aliases.
(assemble_aliases): New functoin.
(varpool_assemble_decl): Use it.
(varpool_create_variable_alias): New function.
(varpool_extra_name_alias): Rewrite.
(varpool_for_node_and_aliases): New function.

From-SVN: r175168

lto-symtab.c (lto_varpool_replace_node): Remove code handling extra name aliases.

* lto-symtab.c (lto_varpool_replace_node): Remove code handling
extra name aliases.
(lto_symtab_resolve_can_prevail_p): Likewise.
(lto_symtab_merge_cgraph_nodes): Update alias_of pointers.
* cgraphbuild.c (record_reference): Remove extra body alias code.
(mark_load): Likewise.
(mark_store): Likewise.
* cgraph.h (varpool_node): Remove extra_name filed;
add alias_of and extraname_alias.
(varpool_create_variable_alias, varpool_for_node_and_aliases): Declare.
(varpool_alias_aliased_node): New inline function.
(varpool_variable_node): New function.
* cgraphunit.c (handle_alias_pairs): Handle also variable aliases.
* ipa-ref.c (ipa_record_reference): Allow aliases on variables.
* lto-cgraph.c (lto_output_varpool_node): Update streaming.
(input_varpool_node): Likewise.
* lto-streamer-out.c (produce_symtab): Remove extra name aliases.
(varpool_externally_visible_p): Remove extra body alias code.
(function_and_variable_visibility): Likewise.
* tree-ssa-structalias.c (associate_varinfo_to_alias_1): New function.
(ipa_pta_execute): Use it.
* varpool.c (varpool_remove_node): Remove extra name alias code.
(varpool_mark_needed_node): Likewise.
(varpool_analyze_pending_decls): Analyze aliases.
(assemble_aliases): New functoin.
(varpool_assemble_decl): Use it.
(varpool_create_variable_alias): New function.
(varpool_extra_name_alias): Rewrite.
(varpool_for_node_and_aliases): New function.

From-SVN: r175167

PR 49296 List directed read of string ending in EOF.

libgfortran ChangeLog entry:

2011-06-18  Janne Blomqvist  <jb@gcc.gnu.org>

        PR libfortran/49296
        * io/list_read.c (read_character): Accept EOF as a separator when
        reading string.

testsuite ChangeLog entry:

2011-06-18  Janne Blomqvist  <jb@gcc.gnu.org>

        PR libfortran/48296
* gfortran.dg/read_list_eof_1.f90: New test.

From-SVN: r175166

re PR target/49411 ([4.6/4.7] ICE: unrecognizable insn with -mxop in _mm_roti_epi8 with negative number)

PR target/49411
* config/i386/i386.c (ix86_expand_multi_arg_builtins): If
last_arg_constant and last argument doesn't match its predicate,
for xop_vpermil2<mode>3 error out and for xop_rotl<mode>3
if it is CONST_INT, mask it, otherwise expand using rotl<mode>3.
(ix86_expand_sse_pcmpestr, ix86_expand_sse_pcmpistr): Fix
spelling of error message.
* config/i386/sse.md (sse4a_extrqi, sse4a_insertqi,
vcvtps2ph, *vcvtps2ph, *vcvtps2ph_store, vcvtps2ph256): Use
const_0_to_255_operand instead of const_int_operand.

Revert:
2011-05-09  Uros Bizjak  <ubizjak@gmail.com>

* config/i386/sse.md (blendbits): Remove mode attribute.
(<sse4_1>_blend<ssemodesuffix><avxsizesuffix>): Use const_int_operand
instead of const_0_to_<blendbits>_operand for operand 3 predicate.
Check integer value of operand 3 in insn constraint.

* gcc.target/i386/testimm-1.c: New test.
* gcc.target/i386/testimm-2.c: New test.
* gcc.target/i386/testimm-3.c: New test.
* gcc.target/i386/testimm-4.c: New test.
* gcc.target/i386/testimm-5.c: New test.
* gcc.target/i386/testimm-6.c: New test.
* gcc.target/i386/testimm-7.c: New test.
* gcc.target/i386/testimm-8.c: New test.
* gcc.target/i386/xop-vpermil2px-2.c: New test.
* gcc.target/i386/xop-rotate1-int.c: New test.
* gcc.target/i386/xop-rotate2-int.c: New test.

From-SVN: r175165

re PR c++/49458 ([C++0x][DR 1328] Obvious candidate for conversion to function lvalue rejected)

PR c++/49458
* call.c (convert_class_to_reference_1): Allow binding function
lvalue to rvalue reference.

From-SVN: r175164

Daily bump.

From-SVN: r175163

re PR c++/43912 ([C++0x] lambda debug info does not describe captured variables)

PR c++/43912
Generate proxy VAR_DECLs for better lambda debug info.
* cp-tree.h (FUNCTION_NEEDS_BODY_BLOCK): Add lambda operator().
(LAMBDA_EXPR_PENDING_PROXIES): New.
(struct tree_lambda_expr): Add pending_proxies.
* name-lookup.c (pushdecl_maybe_friend_1): Handle capture shadowing.
(qualify_lookup): Use is_lambda_ignored_entity.
* parser.c (cp_parser_lambda_expression): Don't adjust field names.
Call insert_pending_capture_proxies.
(cp_parser_lambda_introducer): Use this_identifier.
(cp_parser_lambda_declarator_opt): Call the object parameter
of the op() "__closure" instead of "this".
(cp_parser_lambda_body): Call build_capture_proxy.
* semantics.c (build_capture_proxy, is_lambda_ignored_entity): New.
(insert_pending_capture_proxies, insert_capture_proxy): New.
(is_normal_capture_proxy, is_capture_proxy): New.
(add_capture): Add __ to field names here, return capture proxy.
(add_default_capture): Use this_identifier, adjust to expect
add_capture to return a capture proxy.
(outer_lambda_capture_p, thisify_lambda_field): Remove.
(finish_id_expression, lambda_expr_this_capture): Adjust.
(build_lambda_expr): Initialize LAMBDA_EXPR_PENDING_PROXIES.
* pt.c (tsubst_copy_and_build): Check that LAMBDA_EXPR_PENDING_PROXIES
is null.

From-SVN: r175158

name-lookup.c (pushdecl_maybe_friend_1): Do check for shadowing of artificial locals.

* name-lookup.c (pushdecl_maybe_friend_1): Do check for shadowing
of artificial locals.

From-SVN: r175157

parser.c (cp_parser_lambda_expression): Clear LAMBDA_EXPR_THIS_CAPTURE after parsing.

* parser.c (cp_parser_lambda_expression): Clear
LAMBDA_EXPR_THIS_CAPTURE after parsing.
* pt.c (tsubst_copy_and_build): Make sure it isn't set.

From-SVN: r175156

cp-tree.h (struct tree_lambda_expr): Change common to typed.

* cp-tree.h (struct tree_lambda_expr): Change common to typed.
Move non-pointers to end of struct.

From-SVN: r175155

pushdecl_with_scope comment

From-SVN: r175154

pt.c (tsubst_decl): Handle DECL_VALUE_EXPR on reference.

* pt.c (tsubst_decl): Handle DECL_VALUE_EXPR on reference.
* decl.c (check_initializer): Handle DECL_VALUE_EXPR_P.

From-SVN: r175153

semantics.c (finish_non_static_data_member): Preserve dereference in template.

* semantics.c (finish_non_static_data_member): Preserve dereference
in template.

From-SVN: r175152

re PR fortran/48699 ([OOP] MOVE_ALLOC inside SELECT TYPE)

2011-06-17  Janus Weil  <janus@gcc.gnu.org>

PR fortran/48699
* check.c (gfc_check_move_alloc): If 'TO' argument is polymorphic,
make sure the vtab is present.

2011-06-17  Janus Weil  <janus@gcc.gnu.org>

PR fortran/48699
* gfortran.dg/move_alloc_5.f90: New.

From-SVN: r175151

re PR libgcj/49315 (Throw_2 SEGVs on Tru64 UNIX)

PR libgcj/49315
* include/solaris-signal.h: Rename to ...
* include/posix-signal.h: ... this.
(SA_FLAGS): Define.
(SIGNAL_HANDLER): Handle non-SA_SIGINFO case.
(sa_signal_handler): Define.
(_INIT_SIG_HANDLER): New macro.
(INIT_SEGV, INIT_FPE): Use it.
* configure.ac (SIGNAL_HANDLER): Use it on alpha*-dec-osf*,
mips-sgi-irix*, *-*-solaris2*
* configure: Regenerate.
* include/aix-signal.h: Refer to AIX.
* configure.host (alpha*-dec-osf*): Enable can_unwind_signal.
(mips-sgi-irix6*): Likewise.

From-SVN: r175138

re PR rtl-optimization/48542 (unchanged variables in code which calls setjmp may be clobbered (including the return-address))

PR rtl-optimization/48542
* gcc.dg/torture/pr48542.c: New test.

From-SVN: r175133

re PR rtl-optimization/48542 (unchanged variables in code which calls setjmp may be clobbered (including the return-address))

PR rtl-optimization/48542
* reload.c (find_equiv_reg): Stop looking when finding a
setjmp-type call.
* reload1.c (reload_as_needed): Invalidate all reload
registers when crossing a setjmp-type call.

From-SVN: r175132

Daily bump.

From-SVN: r175129

single.c (_gfortran_caf_register): Store the address of all static coarrays in a linked list.

2011-06-17  Daniel Carrera  <dcarrera@gmail.com>

        * caf/single.c (_gfortran_caf_register): Store the address
        of all static coarrays in a linked list.
        (_gfortran_caf_finalize): Free memory of staic coarrays.
        * caf/mpi.c (_gfortran_caf_register): Store the address
        of all static coarrays in a linked list. Initialize MPI
        if necessary.
        (_gfortran_caf_finalize): Free memory of staic coarrays.
        (_gfortran_caf_init): Check if MPI is already initialized
        before initializing again.
        * caf/libcaf.h: Add a type to caf_register_t to distinguish
        static coarrays and add the type caf_static_t to make the
        linked list of static coarrays.

From-SVN: r175124

re PR c++/44160 ([C++0x] a mysterious error on __func__ in a lambda expression)

PR c++/44160
* parser.c (cp_parser_lambda_body): Share code between
simple and complex cases instead of using cp_parser_function_body.

From-SVN: r175123

re PR c++/45378 ([C++0x] Narrowing error not detected)

PR c++/45378
* decl.c (check_initializer): Check narrowing.

From-SVN: r175122

re PR c++/45399 ([C++0x] Warning for \0 in raw strings)

PR c++/45399
* lex.c (lex_raw_string): Don't check for embedded NUL.

From-SVN: r175121

re PR c++/49229 ([C++0x][SFINAE] ICE with variadics and depending non-type default parameter)

PR c++/49229
* pt.c (tsubst_decl) [FUNCTION_DECL]: Handle substitution failure.

From-SVN: r175120

re PR c++/49251 ([C++0x][parameter pack expanding] unused parameter warning with unpacking empty tuples)

PR c++/49251
* semantics.c (finish_id_expression): Mark even dependent
variables as used.

From-SVN: r175119

re PR c++/49420 ([C++0x] compiler segfault using result_of)

PR c++/49420
* error.c (dump_template_argument): Don't try to omit default
template args from an argument pack.

From-SVN: r175117

tree-ssa-threadupdate.c (struct redirection_data): New field intermediate_edge.

* tree-ssa-threadupdate.c (struct redirection_data): New field
intermediate_edge.
(THREAD_TARGET2): Define.
(redirection_data_eq): Also check that the intermediate edge is
equal.
(lookup_redirection_data): Drop useless argument.  Extract the
outgoing_edge and intermediate edge from E.  Callers updated.
(copy_phi_args, update_destination_phis): New functions.
(fix_duplicate_block_edges): Likewise.
(create_edge_and_update_destination_phis): Duplicate all the edges
hung off e->aux.  Use copy_phi_args.
(create_duplicates): Use fix_duplicate_block_edges.
(fixup_template_block): Likewise.
(redirect_edges): If necessary, redirect the joiner block's incoming
edge to the duplicate of the joiner block.
(thread_block): Don't muck up loops when threading through a joiner
block.
(thread_through_loop_header): Handle threading through a joiner
block.
(mark_threaded_blocks, register_jump_thread): Likewise.
* tree-flow.h (register_jump_thread): Add new argument.  Callers
updated.
* tree-ssa-threadedge.c (phi_args_equal_on_edges): New function.
(thread_across_edge): Handle threading through a joiner block.

* gcc.dg/builtin-object-size-1.c: Update to handle changes from
improved jump threading.
* gcc.dg/builtin-object-size-2.c: Likewise.
* gcc.dg/tree-ssa/20030728-1.c: Likewise.

From-SVN: r175114

re PR fortran/49074 ([OOP] Defined assignment w/ CLASS arrays: Incomplete error message)

2011-06-16  Janus Weil  <janus@gcc.gnu.org>

PR fortran/49074
* interface.c (gfc_extend_assign): Propagate the locus from the
assignment to the type-bound procedure call.

2011-06-16  Janus Weil  <janus@gcc.gnu.org>

PR fortran/49074
* gfortran.dg/typebound_assignment_3.f03: New.

From-SVN: r175113

re PR testsuite/48727 (FAIL: g++.dg/opt/devirt2.C scan-assembler-times xyzzy 2)

2011-06-16  Steve Ellcey  <sje@cup.hp.com>

PR testsuite/48727
* g++.dg/opt/devirt2.C: Change xfail rule to target.

From-SVN: r175112

re PR tree-optimization/49343 (ICE on field with variable offset)

2011-06-16  Martin Jambor  <mjambor@suse.cz>

PR tree-optimization/49343
* tree-sra.c (build_ref_for_model): Use component_ref_field_offset to
calculate offset, provide 2nd operand for the new COMPONENT_REF.

* testsuite/gnat.dg/discr31.adb: New test.
* testsuite/gnat.dg/discr31.ads: Likewise.

From-SVN: r175111

darwin-protos.h (machopic_select_rtx_section): Move to inside RTX_CODE ifdef.

2011-06-16  Iain Sandoe  <iains@gcc.gnu.org>

    * config/darwin-protos.h (machopic_select_rtx_section): Move to
    inside RTX_CODE ifdef.

From-SVN: r175110

Fix typo.

From-SVN: r175108

* gcc.dg/debug/pr49032.c: Prune mips-tfile warning.

From-SVN: r175107

re PR middle-end/45098 (Missed induction variable optimization)

2011-06-16  Tom de Vries  <tom@codesourcery.com>

PR target/45098
* gcc.target/arm/ivopts-3.c: Update test.
* gcc.target/arm/ivopts-5.c: Same.

From-SVN: r175106

re PR middle-end/45098 (Missed induction variable optimization)

2011-06-16  Tom de Vries  <tom@codesourcery.com>

PR target/45098
* tree-ssa-loop-niter.c (infer_loop_bounds_from_pointer_arith): Disallow
NULL pointer for pointer arithmetic.

From-SVN: r175105

Revert r174940

Fix PR target/49398

From-SVN: r175104

re PR middle-end/46500 (target.h includes tm.h)

PR middle-end/46500
gcc:
* doc/tm.texi.in: Update Copyright date.
* doc/tm.texi: Regenerate.
* targhooks.c (default_setup_incoming_varargs): Replace
CUMULATIVE_ARGS* argument type with cumulative_args_t.
(default_pretend_outgoing_varargs_named): Likewise.
(hook_pass_by_reference_must_pass_in_stack): Likewise.
(hook_callee_copies_named): Likewise.
(default_function_arg_advance): Likewise.
(default_function_arg): Likewise.
(default_function_incoming_arg): Likewise.
(hook_bool_CUMULATIVE_ARGS_false): Likewise.
(hook_bool_CUMULATIVE_ARGS_true): Likewise.
(hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false): Likewise.
(hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true): Likewise.
(hook_int_CUMULATIVE_ARGS_mode_tree_bool_0): Likewise.
* targhooks.h (default_setup_incoming_varargs): Likewise.
(default_pretend_outgoing_varargs_named): Likewise.
(hook_pass_by_reference_must_pass_in_stack): Likewise.
(hook_callee_copies_named): Likewise.
(default_function_arg_advance): Likewise.
(default_function_arg): Likewise.
(default_function_incoming_arg): Likewise.
(hook_bool_CUMULATIVE_ARGS_false): Likewise.
(hook_bool_CUMULATIVE_ARGS_true): Likewise.
(hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false): Likewise.
(hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true): Likewise.
(hook_int_CUMULATIVE_ARGS_mode_tree_bool_0): Likewise.
* target.def (pass_by_reference): Likewise.
(setup_incoming_varargs, strict_argument_naming): Likewise.
(pretend_outgoing_varargs_named, callee_copies): Likewise.
(arg_partial_bytes, function_arg_advance, function_arg): Likewise.
(function_incoming_arg): Likewise.
* target.h: Don't include "tm.h" .
(cumulative_args_t): New typedef.
[GCC_TM_H] (get_cumulative_args): New static inline function.
[GCC_TM_H] (pack_cumulative_args): Likewise.
* config/alpha/alpha.c (alpha_function_arg): Replace CUMULATIVE_ARGS*
argument type with cumulative_args_t.
(alpha_function_arg_advance, alpha_arg_partial_bytes): Likewise.
(alpha_pass_by_reference, alpha_setup_incoming_varargs): Likewise.
* config/frv/frv.c (frv_setup_incoming_varargs): Likewise.
(frv_arg_partial_bytes, frv_function_arg): Likewise.
(frv_function_incoming_arg, frv_function_arg_advance): Likewise.
(frv_function_arg_1): Likewise.
* config/s390/s390.c (s390_pass_by_reference): Likewise.
(s390_function_arg_advance, s390_function_arg): Likewise.
* config/m32c/m32c.c (m32c_function_arg): Likewise.
(m32c_pass_by_reference, m32c_function_arg_advance): Likewise.
(m32c_strict_argument_naming): Likewise.
* config/spu/spu.c (spu_pass_by_reference, spu_function_arg): Likewise.
(spu_function_arg_advance): Likewise.
(spu_setup_incoming_varargs): Likewise.  Make static.
* config/spu/spu-protos.h (spu_setup_incoming_varargs):
Remove prototype.
* config/sparc/sparc.c (sparc_strict_argument_naming): Replace
CUMULATIVE_ARGS* argument type with cumulative_args_t.
(sparc_pass_by_reference, sparc_function_arg_advance): Likewise.
(sparc_function_arg, sparc_function_incoming_arg): Likewise.
(sparc_arg_partial_bytes, sparc_function_arg_1): Likewise.
* config/mep/mep.c (mep_setup_incoming_varargs): Likewise.
(mep_pass_by_reference, mep_function_arg): Likewise.
(mep_function_arg_advance): Likewise.
* config/m32r/m32r.c (m32r_setup_incoming_varargs): Likewise.
(m32r_pass_by_reference, m32r_arg_partial_bytes): Likewise.
(m32r_function_arg, m32r_function_arg_advance): Likewise.
* config/rx/rx.c (rx_function_arg, rx_function_arg_advance): Likewise.
* config/i386/i386.c (ix86_function_arg_advance): Likewise.
(ix86_function_arg, ix86_pass_by_reference): Likewise.
(ix86_setup_incoming_varargs): Likewise.
* config/sh/sh.c (sh_setup_incoming_varargs): Likewise.
(sh_strict_argument_naming): Likewise.
(sh_pretend_outgoing_varargs_named, sh_pass_by_reference): Likewise.
(sh_callee_copies, sh_arg_partial_bytes): Likewise.
(sh_function_arg_advance, sh_function_arg): Likewise.
* config/pdp11/pdp11.c (pdp11_function_arg): Likewise.
(pdp11_function_arg_advance): Likewise.
* config/microblaze/microblaze.c (microblaze_function_arg_advance):
Likewise.
(microblaze_function_arg, function_arg_partial_bytes): Likewise.
* config/avr/avr.c (avr_function_arg): Likewise.
(avr_function_arg_advance): Likewise.
* config/xtensa/xtensa.c (xtensa_function_arg_advance): Likewise.
(xtensa_function_arg, xtensa_function_incoming_arg): Likewise.
(xtensa_function_arg_1): Likewise.
* config/stormy16/stormy16.c (xstormy16_function_arg_advance): Likewise.
(xstormy16_function_arg): Likewise.
* config/fr30/fr30.c (fr30_setup_incoming_varargs): Likewise.
(fr30_arg_partial_bytes, fr30_function_arg): Likewise.
(fr30_function_arg_advance): Likewise.
* config/lm32/lm32.c (lm32_setup_incoming_varargs): Likewise.
(lm32_function_arg, lm32_function_arg_advance): Likewise.
* config/moxie/moxie.c (moxie_setup_incoming_varargs): Likewise.
(moxie_function_arg, moxie_function_arg_advance): Likewise.
(moxie_pass_by_reference, moxie_arg_partial_bytes): Likewise.
* config/cris/cris.c (cris_setup_incoming_varargs): Likewise.
(cris_pass_by_reference, cris_arg_partial_bytes): Likewise.
(cris_function_arg, cris_function_incoming_arg): Likewise.
(cris_function_arg_advance, cris_function_arg_1): Likewise.
* config/iq2000/iq2000.c (iq2000_setup_incoming_varargs): Likewise.
(iq2000_pass_by_reference, iq2000_arg_partial_bytes): Likewise.
(iq2000_function_arg, iq2000_function_arg_advance): Likewise.
* config/mn10300/mn10300.c (mn10300_pass_by_reference): Likewise.
(mn10300_function_arg, mn10300_function_arg_advance): Likewise.
(mn10300_arg_partial_bytes): Likewise.
* config/ia64/ia64.c (ia64_setup_incoming_varargs): Likewise.
(ia64_arg_partial_bytes, ia64_function_arg): Likewise.
(ia64_function_incoming_arg, ia64_function_arg_advance): Likewise.
(ia64_function_arg_1): Likewise.
* config/m68k/m68k.c (m68k_function_arg_advance): Likewise.
(m68k_function_arg): Likewise.
* config/rs6000/rs6000.c (rs6000_function_arg_advance): Likewise.
(rs6000_function_arg, setup_incoming_varargs): Likewise.
(rs6000_pass_by_reference, rs6000_arg_partial_bytes): Likewise.
* config/picochip/picochip.c (picochip_arg_partial_bytes): Likewise.
(picochip_function_arg, picochip_incoming_function_arg): Likewise.
(picochip_arg_advance): Likewise.
* config/mcore/mcore.c (mcore_setup_incoming_varargs): Likewise.
(mcore_arg_partial_bytes, mcore_function_arg): Likewise.
(mcore_function_arg_advance): Likewise.
* config/score/score.c (score_pass_by_reference): Likewise.
(score_function_arg_advance): Likewise.
(score_arg_partial_bytes): Likewise.  Make static.
* config/score/score-protos.h (score_arg_partial_bytes): Don't declare.
* config/arm/arm.c (arm_arg_partial_bytes): Replace
CUMULATIVE_ARGS* argument type with cumulative_args_t.
(arm_function_arg, arm_function_arg_advance): Likewise.
(arm_setup_incoming_varargs, arm_pass_by_reference): Likewise.
* config/pa/pa.c (pa_pass_by_reference): Likewise.
(pa_arg_partial_bytes, pa_function_arg_advance): Likewise.
(pa_function_arg): Likewise.
* config/mips/mips.c (mips_strict_argument_naming): Likewise.
(mips_function_arg, mips_function_arg_advance): Likewise.
(mips_arg_partial_bytes, mips_pass_by_reference): Likewise.
(mips_callee_copies, mips_setup_incoming_varargs): Likewise.
* config/vax/vax.c (vax_function_arg): Likewise.
(vax_function_arg_advance): Likewise.
* config/h8300/h8300.c (h8300_function_arg): Likewise.
(h8300_function_arg_advance): Likewise.
* config/v850/v850.c (v850_pass_by_reference): Likewise.
(v850_strict_argument_naming, v850_function_arg): Likewise.
(v850_arg_partial_bytes, v850_function_arg_advance): Likewise.
(v850_setup_incoming_varargs): Likewise.
* config/mmix/mmix.c (mmix_setup_incoming_varargs): Likewise.
(mmix_function_arg_advance, mmix_function_incoming_arg): Likewise.
(mmix_function_arg, mmix_pass_by_reference): Likewise.
(mmix_function_arg_1): Replace const CUMULATIVE_ARGS* argument type
with const void *.
* config/bfin/bfin.c (setup_incoming_varargs): Replace
CUMULATIVE_ARGS* argument type with cumulative_args_t.
(bfin_function_arg_advance, bfin_function_arg): Likewise.
(bfin_arg_partial_bytes, bfin_pass_by_reference): Likewise.
* calls.c (emit_call_1): Change type of args_so_far to
cumulative_args_t.  Changed all callers.
(initialize_argument_information): Likewise.
(expand_call, emit_library_call_value_1): Use pack_cumulative_args.
* dse.c (get_call_args): Likewise.
* expr.c (block_move_libcall_safe_for_call_parm): Likewise.
* function.c (pass_by_reference, reference_callee_copied): Likewise.
(struct assign_parm_data_all): Rename args_so_far to args_so_far_v.
New member args_so_far_v.  Changed all users.
* var-tracking.c (prepare_call_arguments): Use pack_cumulative_args.
* config/iq2000/iq2000.c (iq2000_expand_prologue): Likewise.
* config/mips/mips.c (mips_output_args_xfer): Likewise.
* config/s390/s390.c (s390_call_saved_register_used): Likewise.
* config/sh/sh.c (sh_output_mi_thunk): Likewise.
* config/microblaze/microblaze.c (microblaze_expand_prologue): Likewise.
* config/m32r/m32r.c (m32r_return_in_memory): Adjust for changed
m32r_pass_by_reference.
gcc/ada:
* gcc-interface/decl.c (gnat_to_gnu_param): Use pack_cumulative_args.

From-SVN: r175103

tree-vectorizer.h (vect_recog_func_ptr): Change the first argument to be a VEC of statements.

        * tree-vectorizer.h (vect_recog_func_ptr): Change the first
        argument to be a VEC of statements.
        * tree-vect-loop.c (vect_determine_vectorization_factor):
        Remove the assert that pattern statements have to have their
        vector type set.
        * tree-vect-patterns.c (vect_recog_widen_sum_pattern):
        Change the first argument to be a VEC of statements.  Update
        documentation.
        (vect_recog_dot_prod_pattern, vect_recog_pow_pattern): Likewise.
        (vect_handle_widen_mult_by_const): New function.
        (vect_recog_widen_mult_pattern):  Change the first argument to
        be a VEC of statements.  Update documentation.  Check that the
        constant is INTEGER_CST.  Support multiplication by a constant
        that fits an intermediate type - call
        vect_handle_widen_mult_by_const.
        (vect_pattern_recog_1): Update vect_recog_func_ptr and its
        call.  Handle additional pattern statements if necessary.

From-SVN: r175102

re PR fortran/49417 ([OOP] ICE on invalid CLASS component declaration)

2011-06-16  Janus Weil  <janus@gcc.gnu.org>

PR fortran/49417
* module.c (mio_component): Make sure the 'class_ok' attribute is set
for use-associated CLASS components.
* parse.c (parse_derived): Check for 'class_ok' attribute.
* resolve.c (resolve_fl_derived): Ditto.

2011-06-16  Janus Weil  <janus@gcc.gnu.org>

PR fortran/49417
* gfortran.dg/class_43.f03: New.

From-SVN: r175101

re PR target/49427 (v850e-elf wants 850e/v850e-common.c)

PR target/49427
* config.gcc: Set cpu_type to v850 for any V850 architecture.
(v850*-*-*): Delete explicit setting of tm_p_file, tmake_file,
md_file, extra_modes, out_file and extra_options are these are all
deduced from cpu_type.

From-SVN: r175100

libgcc.S (__ashldi3, [...]): Set shift truncation mask to 63.

* config/avr/libgcc.S (__ashldi3, __ashrdi3, __lshrdi3): Set shift
truncation mask to 63.

From-SVN: r175099

(__parityqi2): New function.

From-SVN: r175098

re PR target/49313 (Inefficient libgcc implementations for avr)

gcc/
PR target/49313
PR target/29524
* longlong.h: Add AVR support:
(count_leading_zeros): New macro.
(count_trailing_zeros): New macro.
(COUNT_LEADING_ZEROS_0): New macro.
* config/avr/t-avr (LIB1ASMFUNCS): Add
_ffssi2, _ffshi2, _loop_ffsqi2,
_ctzsi2, _ctzhi2, _clzdi2, _clzsi2, _clzhi2,
_paritydi2, _paritysi2, _parityhi2,
_popcounthi2,_popcountsi2, _popcountdi2, _popcountqi2,
_bswapsi2, _bswapdi2,
_ashldi3, _ashrdi3, _lshrdi3
(LIB2FUNCS_EXCLUDE): Add _clz.
* config/avr/libgcc.S (XCALL): Move up in file.
(XJMP): New C Macro.
(DEFUN): New asm macro.
(ENDF): New asm macro.
(__ffssi2): New function.
(__ffshi2): New function.
(__loop_ffsqi2): New function.
(__ctzsi2): New function.
(__ctzhi2): New function.
(__clzdi2): New function.
(__clzsi2): New function.
(__clzhi2): New function.
(__paritydi2): New function.
(__paritysi2): New function.
(__parityhi2): New function.
(__popcounthi2): New function.
(__popcountsi2): New function.
(__popcountdi2): New function.
(__popcountqi2): New function.
(__bswapsi2): New function.
(__bswapdi2): New function.
(__ashldi3): New function.
(__ashrdi3): New function.
(__lshrdi3): New function.
Fix suspicous lines.

libgcc/
PR target/49313
PR target/29524
* config/avr/t-avr: Fix line endings.
(intfuncs16): Remove _ffsXX2,  _clzXX2, _ctzXX2, _popcountXX2,
_parityXX2.

From-SVN: r175097

gimple.c (canonicalize_cond_expr_cond): (bool)x is not the same as x != 0.

2011-06-16  Richard Guenther  <rguenther@suse.de>

* gimple.c (canonicalize_cond_expr_cond): (bool)x is not
the same as x != 0.
* fold-const.c (fold_binary_loc): Do not fold X & 1 != 0 to
(bool) X & 1.
* ipa-prop.c (ipa_analyze_indirect_call_uses): Also allow
equality compares against zero for the lower bit.

From-SVN: r175096

re PR target/44618 (wrong code with -frename-registers)

2011-06-13  Edmar Wienskoski  <edmar@freescale.com>

PR target/44618
* config/rs6000/rs6000.md (save_gpregs_<mode>): Replaced pattern
with a set of similar patterns, where the MATCH_OPERAND for the
function argument is replaced with individual references to hardware
registers.
(save_fpregs_<mode>): Ditto
(restore_gpregs_<mode>): Ditto
(return_and_restore_gpregs_<mode>): Ditto
(return_and_restore_fpregs_<mode>): Ditto
(return_and_restore_fpregs_aix_<mode>): Ditto

* gcc.target/powerpc/outofline_rnreg.c: New testcase.

From-SVN: r175093

re PR tree-optimization/49419 (gcc -O2 miscompiles gp2c)

PR tree-optimization/49419
* tree-vrp.c (execute_vrp): Call init_range_assertions
before estimate_numbers_of_iterations, call
free_number_of_iterations_estimates before calling
remove_range_assertions.

* gcc.c-torture/execute/pr49419.c: New test.

From-SVN: r175092

SMS: Fix calculation of row_rest_count

From-SVN: r175091

SMS: Fix violation of memory dependence

From-SVN: r175090

* mh-darwin: Turn off -pie on darwin11 and later.

From-SVN: r175089

Daily bump.

From-SVN: r175088

re PR rtl-optimization/49414 (gcc.dg/pr44194-1.c fails)

2011-06-15  Easwaran Raman  <eraman@google.com>

PR rtl-optimization/49414
* gcc.dg/pr44194-1.c: Restrict test to 64-bit targets.

From-SVN: r175082

df-problems.c (df_lr_local_compute): Manually CSE PIC_OFFSET_TABLE_REGNUM.

* df-problems.c (df_lr_local_compute): Manually CSE
PIC_OFFSET_TABLE_REGNUM.
* df-scan.c (df_get_regular_block_artificial_uses): Likewise.
(df_get_entry_block_def_set, df_get_exit_block_use_set): Likewise.

From-SVN: r175081

Mark __dso_handle hidden if assembler supports it.

2011-06-15  H.J. Lu  <hongjiu.lu@intel.com>

PR c++/49412
* decl.c (get_dso_handle_node): Mark __dso_handle hidden if
assembler supports hidden visibility.

From-SVN: r175080

cgraphunit.c (handle_alias_pairs): New function.

* cgraphunit.c (handle_alias_pairs): New function.
(cgraph_finalize_compilation_unit): Use it.
* ipa.c (cgraph_externally_visible_p): Remove hack marking asm names
as externally visible.

From-SVN: r175079

expr.c (expand_expr_real_2): Reduce all integral types to bitfield precision.

2011-06-15  Richard Guenther  <rguenther@suse.de>

* expr.c (expand_expr_real_2): Reduce all integral types to
bitfield precision.
(expand_expr_real_1): Likewise.

From-SVN: r175078

re PR tree-optimization/48613 (ICE: vector VEC(ipa_node_params_t,base) index domain error with -O0 -flto -findirect-inlining)

2011-06-15  Martin Jambor  <mjambor@suse.cz>

PR tree-optimization/48613
* ipa-prop.c (ipa_prop_write_jump_functions): Return immediately if
ipa_node_params_vector is NULL.

From-SVN: r175077

re PR debug/49382 (-O2 -g: DW_AT_location at the very first PC is already modified)

PR debug/49382
* dwarf2out.c (dw_loc_list_node): Add force field.
(add_var_loc_to_decl): For PARM_DECL, attempt to keep
the incoming location in the list, even if it is modified
before first real insn.
(output_loc_list): Emit empty ranges with force flag set.
(dw_loc_list): If first range of a PARM_DECL is empty,
set force flag.

From-SVN: r175076

re PR target/49349 (gfortran.dg/char_result_3.f90 fails with -O3)

PR target/49349
* sel-sched.c (find_place_for_bookkeeping): Add new parameter
(fence_to_rewind).  Use it to notice when bookkeeping will be placed
above a fence.  Update comments.
(generate_bookkeeping_insn): Rewind fence when bookkeeping code is
placed just above it.  Do not allow NULL place_to_insert.

From-SVN: r175075

tree-vect-loop-manip.c (remove_dead_stmts_from_loop): Remove.

        * tree-vect-loop-manip.c (remove_dead_stmts_from_loop): Remove.
        (slpeel_tree_peel_loop_to_edge): Don't call
        remove_dead_stmts_from_loop.
        * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
        remove irrelevant pattern statements.  For irrelevant statements
        check if it is the last statement of a detected pattern, use
        corresponding pattern statement instead.
        (destroy_loop_vec_info): No need to remove pattern statements,
        only free stmt_vec_info.
        (vect_transform_loop): For irrelevant statements check if it is
        the last statement of a detected pattern, use corresponding
        pattern statement instead.
        * tree-vect-patterns.c (vect_pattern_recog_1): Don't insert
        pattern statements.  Set basic block for the new statement.
        (vect_pattern_recog): Update documentation.
        * tree-vect-stmts.c (vect_mark_stmts_to_be_vectorized): Scan
        operands of pattern statements.
        (vectorizable_call): Fix printing.  In case of a pattern
        statement use the lhs of the original statement when creating
        a dummy statement to replace the original call.
        (vect_analyze_stmt): For irrelevant statements check if it is
        the last statement of a detected pattern, use corresponding
        pattern statement instead.
        * tree-vect-slp.c (vect_schedule_slp_instance): For pattern
        statements use gsi of the original statement.

From-SVN: r175074

re PR c++/49107 ([C++0x][4.7 Regression] incomplete type regression with std::pair)

PR c++/49107
* cp-tree.h (DEFERRED_NOEXCEPT_SPEC_P): Handle overload.
* method.c (defaulted_late_check): Only maybe_instantiate_noexcept
if the declaration had an exception-specifier.
(process_subob_fn): Don't maybe_instantiate_noexcept.
* pt.c (maybe_instantiate_noexcept): Handle overload.
* typeck2.c (nothrow_spec_p_uninst): New.
(merge_exception_specifiers): Add 'fn' parm.  Build up overload.
* typeck.c (merge_types): Adjust.

From-SVN: r175073

pt.c (deduction_tsubst_fntype): Don't save input_location.

* pt.c (deduction_tsubst_fntype): Don't save input_location.
(maybe_instantiate_noexcept): Likewise.

From-SVN: r175072

Daily bump.

From-SVN: r175070

target-def.h (TARGET_HAVE_NAMED_SECTIONS): Move to common/common-target-def.h.

* target-def.h (TARGET_HAVE_NAMED_SECTIONS): Move to
common/common-target-def.h.
* target.def (default_target_flags, handle_option,
supports_split_stack, optimization_table, init_struct,
except_unwind_info, unwind_tables_default, have_named_sections):
Move to common/common-target.def.
* target.h (enum opt_levels, struct default_options): Move to
common/common-target.h.
* targhooks.c (default_except_unwind_info,
dwarf2_except_unwind_info, sjlj_except_unwind_info,
default_target_handle_option, empty_optimization_table): Move to
common/common-targhooks.c.
* targhooks.h (default_except_unwind_info,
dwarf2_except_unwind_info, sjlj_except_unwind_info,
default_target_handle_option, empty_optimization_table): Move to
common/common-targhooks.h.
* common/common-target-def.h: Include common/common-targhooks.h.
(TARGET_HAVE_NAMED_SECTIONS): Define if TARGET_ASM_NAMED_SECTION
defined.
* common/common-target.def (handle_option, option_init_struct,
option_optimization_table, default_target_flags,
except_unwind_info, supports_split_stack, unwind_tables_default,
have_named_sections): Move from target.def.
(HOOK_PREFIX): Undefine at end of file.
* common/common-target.h: Include input.h.
(enum opt_levels, struct default_options): Move from target.h.
* common/common-targhooks.c, common/common-targhooks.h: New.
* config.gcc (target_has_targetm_common): Default to yes.
(moxie*): Set target_has_targetm_common=no.
(hppa*-*-*): Don't set target_has_targetm_common=yes.
* doc/tm.texi: Regenerate.
* Makefile.in (COMMON_TARGET_H): Add $(INPUT_H).
(C_TARGET_DEF_H): Add common/common-targhooks.h.
(GCC_OBJS): Remove vec.o.
(OBJS): Remove hooks.o and vec.o.
(OBJS-libcommon-target): Add vec.o, hooks.o and
common/common-targhooks.o.
(c-family/c-common.o, c-family/c-cppbuiltin.o, lto-opts.o, tree.o,
tree-tailcall.o, opts.o, toplev.o, varasm.o, function.o, except.o,
expr.o, explow.o, dbxout.o, dwarf2out.o, cfgrtl.o, haifa-sched.o,
cfglayout.o, $(out_object_file), $(common_out_object_file)):
Update dependencies.
(common/common-targhooks.o): New.
* common/config/default-common.c: Include tm.h.  Add FIXME
comment.
* common/config/pa/pa-common.c: Include more headers.  Take
copyright dates from pa.c.
(pa_option_optimization_table, pa_handle_option,
TARGET_OPTION_OPTIMIZATION_TABLE, TARGET_DEFAULT_TARGET_FLAGS,
TARGET_HANDLE_OPTION): Move from pa.c.
* common/config/alpha/alpha-common.c,
common/config/arm/arm-common.c, common/config/avr/avr-common.c,
common/config/bfin/bfin-common.c,
common/config/cris/cris-common.c,
common/config/fr30/fr30-common.c, common/config/frv/frv-common.c,
common/config/h8300/h8300-common.c,
common/config/i386/i386-common.c,
common/config/ia64/ia64-common.c,
common/config/iq2000/iq2000-common.c,
common/config/lm32/lm32-common.c,
common/config/m32c/m32c-common.c,
common/config/m32r/m32r-common.c,
common/config/m68k/m68k-common.c,
common/config/mcore/mcore-common.c,
common/config/mep/mep-common.c,
common/config/microblaze/microblaze-common.c,
common/config/mips/mips-common.c,
common/config/mmix/mmix-common.c,
common/config/mn10300/mn10300-common.c,
common/config/pdp11/pdp11-common.c,
common/config/picochip/picochip-common.c,
common/config/rs6000/rs6000-common.c,
common/config/rx/rx-common.c, common/config/s390/s390-common.c,
common/config/score/score-common.c, common/config/sh/sh-common.c,
common/config/sparc/sparc-common.c,
common/config/spu/spu-common.c, common/config/v850/v850-common.c,
common/config/vax/vax-common.c,
common/config/xstormy16/xstormy16-common.c,
common/config/xtensa/xtensa-common.c: New.
* config/alpha/alpha.c: Include common/common-target.h.
(alpha_option_optimization_table, alpha_handle_option,
TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION,
TARGET_OPTION_OPTIMIZATION_TABLE): Move to alpha-common.c.
* config/arm/arm-protos.h (arm_except_unwind_info): Declare.
* config/arm/arm.c (arm_option_optimization_table,
TARGET_DEFAULT_TARGET_FLAGS, TARGET_OPTION_OPTIMIZATION_TABLE,
TARGET_EXCEPT_UNWIND_INFO, arm_except_unwind_info): Move to
arm-common.c.
* config/avr/avr.c (avr_option_optimization_table,
TARGET_OPTION_OPTIMIZATION_TABLE, TARGET_EXCEPT_UNWIND_INFO): Move
to avr-common.c.
* config/bfin/bfin.c (struct bfin_cpu): Move to bfin.h.
(bfin_cpus, bfin_handle_option, TARGET_HANDLE_OPTION,
TARGET_DEFAULT_TARGET_FLAGS): Move to bfin-common.c.
* config/bfin/bfin.h struct bfin_cpu): Move from bfin.c.
* config/cris/cris.c (cris_option_optimization_table,
TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION,
TARGET_OPTION_OPTIMIZATION_TABLE, cris_handle_option): Move to
cris-common.c.
* config/fr30/fr30.c (fr30_option_optimization_table,
TARGET_EXCEPT_UNWIND_INFO, TARGET_OPTION_OPTIMIZATION_TABLE): Move
to fr30-common.c.
* config/frv/frv.c (frv_option_optimization_table,
MASK_DEFAULT_ALLOC_CC, TARGET_DEFAULT_TARGET_FLAGS,
TARGET_OPTION_OPTIMIZATION_TABLE): Move to frv-common.c.
* config/h8300/h8300.c (h8300_option_optimization_table,
TARGET_DEFAULT_TARGET_FLAGS, TARGET_OPTION_OPTIMIZATION_TABLE,
TARGET_EXCEPT_UNWIND_INFO): Move to h8300-common.c.
* config/i386/i386-protos.h (ix86_handle_option): Declare.
* config/i386/i386.c: Include common/common-target.h.
(OPTION_MASK_ISA_MMX_SET, OPTION_MASK_ISA_3DNOW_SET,
OPTION_MASK_ISA_SSE_SET, OPTION_MASK_ISA_SSE2_SET,
OPTION_MASK_ISA_SSE3_SET, OPTION_MASK_ISA_SSSE3_SET,
OPTION_MASK_ISA_SSE4_1_SET, OPTION_MASK_ISA_SSE4_2_SET,
OPTION_MASK_ISA_AVX_SET, OPTION_MASK_ISA_FMA_SET,
OPTION_MASK_ISA_SSE4_SET, OPTION_MASK_ISA_SSE4A_SET,
OPTION_MASK_ISA_FMA4_SET, OPTION_MASK_ISA_XOP_SET,
OPTION_MASK_ISA_LWP_SET, OPTION_MASK_ISA_AES_SET,
OPTION_MASK_ISA_PCLMUL_SET, OPTION_MASK_ISA_ABM_SET,
OPTION_MASK_ISA_BMI_SET, OPTION_MASK_ISA_TBM_SET,
OPTION_MASK_ISA_POPCNT_SET, OPTION_MASK_ISA_CX16_SET,
OPTION_MASK_ISA_SAHF_SET, OPTION_MASK_ISA_MOVBE_SET,
OPTION_MASK_ISA_CRC32_SET, OPTION_MASK_ISA_FSGSBASE_SET,
OPTION_MASK_ISA_RDRND_SET, OPTION_MASK_ISA_F16C_SET,
OPTION_MASK_ISA_MMX_UNSET, OPTION_MASK_ISA_3DNOW_UNSET,
OPTION_MASK_ISA_3DNOW_A_UNSET, OPTION_MASK_ISA_SSE_UNSET,
OPTION_MASK_ISA_SSE2_UNSET, OPTION_MASK_ISA_SSE3_UNSET,
OPTION_MASK_ISA_SSSE3_UNSET, OPTION_MASK_ISA_SSE4_1_UNSET,
OPTION_MASK_ISA_SSE4_2_UNSET, OPTION_MASK_ISA_AVX_UNSET,
OPTION_MASK_ISA_FMA_UNSET, OPTION_MASK_ISA_SSE4_UNSET,
OPTION_MASK_ISA_SSE4A_UNSET, OPTION_MASK_ISA_FMA4_UNSET,
OPTION_MASK_ISA_XOP_UNSET, OPTION_MASK_ISA_LWP_UNSET,
OPTION_MASK_ISA_AES_UNSET, OPTION_MASK_ISA_PCLMUL_UNSET,
OPTION_MASK_ISA_ABM_UNSET, OPTION_MASK_ISA_BMI_UNSET,
OPTION_MASK_ISA_TBM_UNSET, OPTION_MASK_ISA_POPCNT_UNSET,
OPTION_MASK_ISA_CX16_UNSET, OPTION_MASK_ISA_SAHF_UNSET,
OPTION_MASK_ISA_MOVBE_UNSET, OPTION_MASK_ISA_CRC32_UNSET,
OPTION_MASK_ISA_FSGSBASE_UNSET, OPTION_MASK_ISA_RDRND_UNSET,
OPTION_MASK_ISA_F16C_UNSET, ix86_handle_option,
ix86_option_optimization_table, ix86_option_init_struct,
ix86_supports_split_stack, TARGET_DEFAULT_TARGET_FLAGS,
TARGET_HANDLE_OPTION, TARGET_OPTION_OPTIMIZATION_TABLE,
TARGET_OPTION_INIT_STRUCT, TARGET_SUPPORTS_SPLIT_STACK): Move to
i386-common.c.
* config/i386/t-i386 (i386.o): Update dependencies.
* config/ia64/ia64-protos.h (ia64_except_unwind_info): Declare.
* config/ia64/ia64.c (ia64_option_optimization_table,
TARGET_OPTION_OPTIMIZATION_TABLE, TARGET_EXCEPT_UNWIND_INFO,
TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION,
ia64_handle_option): Move to ia64-common.c.
* config/iq2000/iq2000.c (iq2000_option_optimization_table,
TARGET_OPTION_OPTIMIZATION_TABLE): Move to iq2000-common.c.
* config/lm32/lm32.c (lm32_option_optimization_table,
TARGET_OPTION_OPTIMIZATION_TABLE, TARGET_EXCEPT_UNWIND_INFO): Move
to lm32-common.c.
* config/m32c/m32c.c (TARGET_HAVE_NAMED_SECTIONS): Move to
m32c-common.c.
* config/m32r/m32r.c (m32r_option_optimization_table,
TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION,
TARGET_OPTION_OPTIMIZATION_TABLE, TARGET_EXCEPT_UNWIND_INFO,
m32r_handle_option): Move to m32r-common.c.
(m32r_memory_move_cost): Remove comment referring to
TARGET_HANDLE_OPTION.
* config/m68k/m68k.c (TARGET_HANDLE_OPTION, m68k_handle_option):
Move to m68k-common.c.
* config/mcore/mcore.c (mcore_option_optimization_table,
TARGET_DEFAULT_TARGET_FLAGS, TARGET_OPTION_OPTIMIZATION_TABLE,
TARGET_EXCEPT_UNWIND_INFO): Move to mcore-common.c.
* config/mep/mep.c (mep_option_optimization_table,
mep_handle_option, TARGET_HANDLE_OPTION,
TARGET_OPTION_OPTIMIZATION_TABLE, TARGET_DEFAULT_TARGET_FLAGS):
Move to mep-common.c.
* config/microblaze/microblaze.c
(microblaze_option_optimization_table,
TARGET_DEFAULT_TARGET_FLAGS, TARGET_OPTION_OPTIMIZATION_TABLE,
TARGET_EXCEPT_UNWIND_INFO): Move to microblaze-common.c.
* config/mips/mips.c (mips_handle_option,
mips_option_optimization_table, TARGET_OPTION_OPTIMIZATION_TABLE,
TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Move to
mips-common.c.
* config/mmix/mmix.c (mmix_option_optimization_table,
TARGET_DEFAULT_TARGET_FLAGS, TARGET_OPTION_OPTIMIZATION_TABLE):
Move to mmix-common.c.
* config/mn10300/mn10300.c (mn10300_option_optimization_table,
mn10300_handle_option, TARGET_EXCEPT_UNWIND_INFO,
TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION,
TARGET_OPTION_OPTIMIZATION_TABLE): Move to mn10300-common.c.
* config/pa/pa.c: Include common/common-target.h.
(pa_option_optimization_table, TARGET_OPTION_OPTIMIZATION_TABLE,
TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION,
pa_handle_option): Move to pa-common.c.
(pa_option_override): Use targetm_common.except_unwind_info.
(pa_asm_output_mi_thunk, pa_function_section): Use
targetm_common.have_named_sections.
* config/pdp11/pdp11.c (pdp11_option_optimization_table,
TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION,
TARGET_OPTION_OPTIMIZATION_TABLE, TARGET_OPTION_INIT_STRUCT,
pdp11_handle_option, pdp11_option_init_struct): Move to
pdp11-common.c.
* config/picochip/picochip.c (picochip_option_optimization_table,
TARGET_HAVE_NAMED_SECTIONS, TARGET_OPTION_OPTIMIZATION_TABLE,
TARGET_EXCEPT_UNWIND_INFO): Move to picochip-common.c.
* config/rs6000/rs6000.c: Include common/common-target.h.
(rs6000_option_optimization_table, TARGET_HANDLE_OPTION,
TARGET_OPTION_INIT_STRUCT, TARGET_OPTION_OPTIMIZATION_TABLE,
TARGET_DEFAULT_TARGET_FLAGS, rs6000_option_init_struct,
rs6000_handle_option): Move to rs6000-common.c.
* config/rs6000/t-rs6000 (rs6000.o): Update dependencies.
* config/rx/rx.c (rx_handle_option, rx_option_optimization_table,
TARGET_HANDLE_OPTION, TARGET_OPTION_OPTIMIZATION_TABLE,
TARGET_EXCEPT_UNWIND_INFO): Move to rx-common.c.
* config/s390/s390.c (processor_flags_table,
s390_option_optimization_table, s390_option_init_struct,
s390_handle_option, TARGET_DEFAULT_TARGET_FLAGS,
TARGET_HANDLE_OPTION, TARGET_OPTION_OPTIMIZATION_TABLE,
TARGET_OPTION_INIT_STRUCT): Move to s390-common.c.
* config/s390/s390.h (processor_flags_table): Declare.
* config/score/score.c (score_option_optimization_table,
TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION,
TARGET_OPTION_OPTIMIZATION_TABLE, MASK_ALL_CPU_BITS,
score_handle_option): Move to score-common.c.
* config/sh/sh.c (sh_option_optimization_table,
TARGET_OPTION_OPTIMIZATION_TABLE, TARGET_OPTION_INIT_STRUCT,
TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION,
sh_handle_option, sh_option_init_struct): Move to sh-common.c.
* config/sparc/sparc.c: Include common/common-target.h.
(sparc_option_optimization_table, TARGET_DEFAULT_TARGET_FLAGS,
TARGET_OPTION_OPTIMIZATION_TABLE): Move to sparc-common.c.
* config/spu/spu.c (TARGET_DEFAULT_TARGET_FLAGS,
TARGET_OPTION_INIT_STRUCT, TARGET_EXCEPT_UNWIND_INFO,
spu_option_init_struct): Move to spu-common.c.
* config/stormy16/stormy16.c (xstorym16_option_optimization_table,
TARGET_OPTION_OPTIMIZATION_TABLE): Move to xstormy16-common.c.
* config/v850/v850.c (small_memory_physical_max,
v850_handle_memory_optionn v850_handle_option,
v850_option_optimization_table, TARGET_DEFAULT_TARGET_FLAGS,
TARGET_HANDLE_OPTION, TARGET_OPTION_OPTIMIZATION_TABLE): Move to
v850-common.c.
* config/vax/vax.c (TARGET_DEFAULT_TARGET_FLAGS): Move to
vax-common.c.
* config/xtensa/xtensa.c (xtensa_option_optimization_table,
TARGET_DEFAULT_TARGET_FLAGS, TARGET_OPTION_OPTIMIZATION_TABLE):
Move to xtensa-common.c.
* cfglayout.c: Include common/common-target.h.
(fixup_reorder_chain): Use targetm_common.have_named_sections.
* cfgrtl.c: Include common/common-target.h.
(force_nonfallthru_and_redirect, commit_one_edge_insertion): Use
targetm_common.have_named_sections.
* dbxout.c: Include common/common-target.h.
(dbxout_function_end): Use targetm_common.have_named_sections.
* defaults.h (STACK_OLD_CHECK_PROTECT, STACK_CHECK_PROTECT): Use
targetm_common.except_unwind_info.
* dwarf2out.c: Include common/common-target.h.
(dwarf2out_do_frame, dwarf2out_do_cfi_asm,
dwarf2out_begin_prologue, dwarf2out_frame_init,
dwarf2out_frame_finish, dwarf2out_assembly_start): Use
targetm_common.except_unwind_info.
* except.c: Include common/common-target.h.
(init_eh, finish_eh_generation,
output_one_function_exception_table): Use
targetm_common.except_unwind_info.
(switch_to_exception_section): Use
targetm_common.have_named_sections.
* explow.c: Include common/common-target.h.
* expr.c: Include common/common-target.h.
(build_personality_function): Use
targetm_common.except_unwind_info.
* function.c: Include common/common-target.h.
(expand_function_end): Use targetm_common.except_unwind_info.
* haifa-sched.c: Include common/common-target.h.
(sched_create_recovery_edges): Use
targetm_common.have_named_sections.
* lto-opts.c: Include common/common-target.h instead of target.h.
(lto_reissue_options): Use targetm_common.handle_option.
* opts.c: Include common/common-target.h.
(target_handle_option): Use targetm_common.handle_option.
(init_options_struct): Update comment referring to
targetm.target_option.optimization.  Use
targetm_common.default_target_flags,
targetm_common.unwind_tables_default and
targetm_common.option_init_struct.
(default_options_optimization): Use
targetm_common.option_optimization_table.
(finish_options): Use targetm_common.except_unwind_info,
targetm_common.unwind_tables_default,
targetm_common.have_named_sections and
targetm_common.supports_split_stack.
* toplev.c: Include common/common-target.h.
(process_options): Use targetm_common.have_named_sections.
* tree-tailcall.c: Include common/common-target.h.
(suitable_for_tail_call_opt_p): Use
targetm_common.except_unwind_info.
* tree.c: Include common/common-target.h.
(build_common_builtin_nodes): Use
targetm_common.except_unwind_info.
* varasm.c: Include common/common-target.h.
(resolve_unique_section, hot_function_section,
default_function_section): Use targetm_common.have_named_sections.

ada:
* gcc-interface/Make-lang.in (gnatbind$(exeext)): Use ggc-none.o.
(ada/utils.o): Update dependencies.
* gcc-interface/Makefile.in (EXTRA_GNATTOOLS_OBJS): Add
../../../libcpp/libcpp.a.
* gcc-interface/utils.c: Include common/common-target.h.
(process_attributes): Use targetm_common.have_named_sections.

c-family:
* c-common.c: Include common/common-target.h.
(handle_section_attribute): Use
targetm_common.have_named_sections.
* c-cppbuiltin.c: Include common/common-target.h.
(c_cpp_builtins): Use targetm_common.except_unwind_info.

cp:
* Make-lang.in (cp/method.o): Update dependencies.
* method.c: Include common/common-target.h.
(use_thunk): Use targetm_common.have_named_sections.

go:
* Make-lang.in (go/go-lang.o, go/go-backend.o): Update
dependencies.
* go-backend.c: Include common/common-target.h.
(go_write_export_data): Use targetm_common.have_named_sections.
* go-lang.c: Include common/common-target.h.
(go_langhook_init_options_struct): Use
targetm_common.supports_split_stack.

po:
* exgettext: Handle common/ directory and subdirectories.

From-SVN: r175064

re PR rtl-optimization/44194 (struct returned by value generates useless stores)

2011-06-14  Easwaran Raman  <eraman@google.com>

       PR rtl-optimization/44194
       * dse.c: Include tree-flow.h
       (insn_info): Add new field non_frame_wild_read.
       (group_info): Add new fields escaped_n and escaped_p.
       (kill_on_calls): New variable.
       (get_group_info): Initialize gi->escaped_n and gi->escaped_p.
       (dse_step0): Initialize kill_on_calls.
       (can_escape): New function.
       (set_usage_bits): Add additional parameter; record information
       about escaped locations.
       (record_store): Pass EXPR corresponding to MEM to
       set_usage_bits.
       (dse_step2_nospill): Set kill_on_calls based on
       group->escaped_n and group->escaped_n.
       (add_wild_read): Refactor into...
       (reset_active_stores): ... New method, and
       (free_read_records): ... New method.
       (add_non_frame_wild_read): New method.
       (scan_insn): Call add_non_frame_wild_read on non-const calls.
       (scan_reads_nospill): Handle instructions with
       non_frame_wild_read.
       (dse_step5_nospill): Call scan_reads_nospill for instructions
       marked as non_frame_wild_read.
       (dse_step7): Free escaped_n, escaped_p and kill_on_calls
       bitmaps.

testsuite/ChangeLog

2011-06-14  Easwaran Raman  <eraman@google.com>

       PR rtl-optimization/44194
       * gcc.dg/pr44194-1.c: New test.
       * gcc.dg/pr44194-2.c: New test.

From-SVN: r175063

ptr_traits.h (pointer_traits<T*>::pointer_to): Use noexcept.

2011-06-14  Jonathan Wakely  <jwakely.gcc@gmail.com>

* include/bits/ptr_traits.h (pointer_traits<T*>::pointer_to): Use
noexcept.

From-SVN: r175057

pr45701-1.c: Ignore warnings about conflicting switches.

* gcc.target/arm/pr45701-1.c: Ignore warnings about conflicting switches.
* gcc.target/arm/pr45701-2.c: Likewise.
* gcc.target/arm/thumb-branch1.c: Likewise.

From-SVN: r175056

re PR testsuite/48727 (FAIL: g++.dg/opt/devirt2.C scan-assembler-times xyzzy 2)

2011-06-14  Steve Ellcey  <sje@cup.hp.com>

PR testsuite/48727
* g++.dg/opt/devirt2.C: Fix scan rules for ia64*-*-hpux* and hppa*-*-*.

From-SVN: r175055