re PR middle-end/36077 (Expressions result is wrong)

2008-04-29  Richard Guenther  <rguenther@suse.de>

PR middle-end/36077
* fold-const.c (extract_muldiv_1): In combining division constants
make sure to never overflow.

* gcc.c-torture/execute/pr36077.c: New testcase.

From-SVN: r134792

sync-2.c: Set dg-options "-ansi".

2008-04-29  Kai Tietz  <kai.tietz@onevision.com>

* testsuite/gcc.dg/sync-2.c: Set dg-options "-ansi".

From-SVN: r134791

* doc/tm.texi (RETURN_ADDR_RTX): Fix typo.

From-SVN: r134790

re PR c++/35650 (Can't bind ref-to-function through using-decl. in namespace)

PR c++/35650
* parser.c (cp_parser_lookup_name): Look through single function
OVERLOAD.

* g++.dg/init/ref17.C: New test.

From-SVN: r134788

re PR c++/35987 (ICE with invalid if-condition)

PR c++/35987
* typeck.c (cp_build_modify_expr) <case PREINCREMENT_EXPR>: Don't build
COMPOUND_EXPR if the second argument would be error_mark_node.

* g++.dg/other/error28.C: New test.

From-SVN: r134786

c++config: Move os_defines and cpu_defines after namespace definitions and base macros.

2008-04-28  Benjamin Kosnik  <bkoz@redhat.com>

* include/bits/c++config: Move os_defines and cpu_defines after
namespace definitions and base macros.

From-SVN: r134779

re PR libstdc++/35887 (stl parallel includes installed for --disable-libgomp)

2008-04-28  Benjamin Kosnik  <bkoz@redhat.com>

PR libstdc++/35887
* acinclude.m4 (GLIBCXX_ENABLE_PARALLEL): Revert back to just
checking for omp.h.
* configure: Regenerate.

From-SVN: r134776

Daily bump.

From-SVN: r134774

re PR bootstrap/35169 (SIGSEGV for stack growth failure while building 4.2.3)

gcc/
PR bootstrap/35169
* optc-gen.awk: Work around HP-UX/IA awk bug.

From-SVN: r134768

re PR ada/36007 (verify_gimple failed)

PR ada/36007
* decl.c (gnat_to_gnu_entity) <object>: Do not promote alignment
of aliased objects with an unconstrained nominal subtype.
Cap the promotion to the effective alignment of the word mode.

Co-Authored-By: Tristan Gingold <gingold@adacore.com>
From-SVN: r134766

gcc/ada/
* Make-lang.in (ada.tags, check-acats, ada/treeprs.ads)
(ada/einfo.h, ada/sinfo.h, ada/nmake.adb, ada/nmake.ads):
Use '&&' instead of ';'.

From-SVN: r134765

re PR c++/57 ([DR 325] GCC can't parse a non-parenthesized comma in a template-id within a default argument)

        PR c++/57
        * parser.c (cp_parser_parameter_declaration): Handle < ambiguity
        in default arguments.

Co-Authored-By: Liu Guanwei <liu_gw@163.com>
From-SVN: r134762

cygming-crtend.c (register_frame_ctor): Revert my last commit.

* config/i386/cygming-crtend.c (register_frame_ctor): Revert my
last commit.

From-SVN: r134761

re PR target/36073 (ICE with -ffast-math and -mfpmath=sse,387)

        PR target/36073
        * config/i386/i386.md
        (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
        Change operand 1 predicate to nonimmediate_operand.

testsuite/ChangeLog:

        PR target/36073
        * gcc.target/i386/pr36073.c: New test.

From-SVN: r134757

Add myself to MAINTAINERS.

From-SVN: r134755

re PR debug/36060 (Too big stack requirements of cc1plus during GC)

PR debug/36060
* dwarf2out.c (struct die_struct): Mark as chain_circular through
die_sub field.
* gengtype.c (walk_type, write_func_for_structure): Handle
chain_circular.
* doc/gty.texi: Document chain_circular.

From-SVN: r134750

re PR tree-optimization/34223 (missed optimization - complete unrolling pass before the vectorizer)

2008-04-28  Richard Guenther  <rguenther@suse.de>

        PR testsuite/34223
        * gcc.dg/vect/vect-118.c: Rename to ...
        * gcc.dg/vect/O3-vect-pr34223.c: ... this.

From-SVN: r134747

re PR tree-optimization/36066 (ICE with -O1 -finline-small-functions -ftree-vrp -funsafe-loop-optimizations)

2008-04-28  Richard Guenther  <rguenther@suse.de>

PR tree-optimization/36066
* tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
SCEV and loop.

* gcc.dg/torture/pr36066.c: New testcase.

From-SVN: r134745

re PR target/36064 (could not split insn with -O1 -march=nocona -m32)

PR target/36064
* config/i386/i386.md (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
Use match_scratch instead of match_operand for operands 3 and 4.

testsuite/ChangeLog:

PR target/36064
* gcc.target/i386/pr36064.c: New test.

From-SVN: r134744

re PR testsuite/36056 (g++.dg/ext/vector14.C doesn't work for ia32)

PR testsuite/36056
* g++.dg/ext/vector14.C: Add -msse for 32bit x86 targets.

From-SVN: r134743

Daily bump.

From-SVN: r134734

re PR tree-optimization/18754 (unrolling happens too late/SRA does not happen late enough)

2008-04-27  Richard Guenther  <rguenther@suse.de>

PR tree-optimization/18754
PR tree-optimization/34223
* tree-pass.h (pass_complete_unrolli): Declare.
* tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
loop size before and after unconditionally of UL_NO_GROWTH in effect.
Rewrite loop into loop closed SSA form if it is not already.
(tree_unroll_loops_completely): Re-structure to iterate over
innermost loops with intermediate CFG cleanups.
Unroll outermost loops only if requested or the code does not grow
doing so.
* tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
loops are available.
(tree_vectorize): Instead do so here.
(tree_complete_unroll): Also unroll outermost loops.
(tree_complete_unroll_inner): New function.
(gate_tree_complete_unroll_inner): Likewise.
(pass_complete_unrolli): New pass.
* tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
uses outside of the loop.
(tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
form if it is available.
* tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
* passes.c (init_optimization_passes): Schedule complete inner
loop unrolling pass before the first CCP pass after final inlining.

* gcc.dg/tree-ssa/loop-36.c: New testcase.
* gcc.dg/tree-ssa/loop-37.c: Likewise.
* gcc.dg/vect/vect-118.c: Likewise.
* gcc.dg/Wunreachable-8.c: XFAIL bogus warning.
* gcc.dg/vect/vect-66.c: Increase loop trip count.
* gcc.dg/vect/no-section-anchors-vect-66.c: Likewise.
* gcc.dg/vect/no-section-anchors-vect-69.c: Likewise.
* gcc.dg/vect/vect-76.c: Likewise.
* gcc.dg/vect/vect-outer-6.c: Likewise.
* gcc.dg/vect/vect-outer-1.c: Likewise.
* gcc.dg/vect/vect-outer-1a.c: Likewise.
* gcc.dg/vect/vect-11a.c: Likewise.
* gcc.dg/vect/vect-shift-1.c: Likewise.
* gcc.target/i386/vectorize1.c: Likewise.

From-SVN: r134730

targhooks.h (default_emutls_var_fields, [...]): Declare.

* targhooks.h (default_emutls_var_fields,
default_emutls_var_init): Declare.
* tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
* target.h (struct gcc_target): Add struct emutls member.
* target-def.h (TARGET_EMUTLS_GET_ADDRESS,
TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
(TARGET_INITIALIZER): Add TARGET_EMUTLS.
* builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
* dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
emit debug information.
* coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
* varasm.c: Include targhooks.h.
(emutls_object_section, emutls_tmpl_section): New.
(EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
(EMUTLS_SEPARATOR): New.
(prefix_name): New.
(get_emutls_object_name): New.
(default_emutls_var_fields): New, broken out of ...
(get_emutls_object_type): ... here.  Adjust to use target hooks.
(get_emutls_init_templ_addr): Adjust to use target hooks.
(emutls_decl): Adjust to use target hooks.
(emutls_finish): Likewise.
(default_emutls_var_init): New, broken out of ...
(assemble_variable): ... here.  Adjust to use target hooks.
* output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
SECCAT_EMUTLS_TMPL.
* c-common.c (handle_section_attribute): Prevent overriding
sections for emulated tls with special sections.
* config/i386/i386.c (x86_64_elf_select_section): Add
SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
(x86_64_elf_unique_section): Likewise.
* config/vxworks.c: Include tree.h.
(vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
(vxworks_override_options): Set TLS scheme.
* gcc/doc/tm.texi (Emulated TLS): New node.

gcc/testsuite/
* gcc.dg/tls/section-2.c: New.
* gcc.dg/tls/emutls-1.c: New.
* lib/target-supports.exp (check_effective_target_tls_native):
Exclude vxworks.

From-SVN: r134729

Daily bump.

From-SVN: r134721

re PR testsuite/36053 (ERROR: tcl error sourcing gcc/gcc/testsuite/gcc.dg/dg.exp)

2008-04-26  H.J. Lu  <hongjiu.lu@intel.com>

PR testsuite/36053
* gcc.dg/large-size-array-2.c: Fix x86_64-*-mingw* check.
* gcc.dg/large-size-array-4.c: Likewise.

From-SVN: r134716

re PR c++/35652 (offset warning should be given in the front-end)

       PR c/35652
       * builtins.c (c_strlen): Suppressed multiple warnings that can occur
       with propagated string constants.

From-SVN: r134714

i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X' constraint for operand 2 when operand 0 is memory operand.

        * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
        constraint for operand 2 when operand 0 is memory operand.
        (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
        operand 0 is memory operand.
        (fix_trunc<mode>_i387_with_temp): Ditto.
        (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
        operand 2 when operand 1 is memory operand.
        (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
        (*floatsi<mode>2_vector_sse_with_temp): Ditto.
        (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
        (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
        (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
        operands 2,3 and 4 when operand 1 is memory operand.
        (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
        is memory operand.
        (fistdi2_floor_with_temp): Ditto.
        (fist<mode>2_floor_with_temp): Ditto.
        (fistdi2_ceil_with_temp): Ditto.
        (fist<mode>2_ceil_with_temp): Ditto.
        (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.

From-SVN: r134697

re PR fortran/35892 (gfortran lost memory blocks)

2008-04-26  George Helffrich <george@gcc.gnu.org>

PR fortran/35892
PR fortran/35154
* fortran/trans-common.c (create_common):  Add decl to function
chain (if inside one) to preserve identifier scope in debug output.

        * testsuite/gfortran.dg/debug/pr35154-stabs.f:  New test case for
        .stabs functionality.
        * testsuite/gfortran.dg/debug/pr35154-dwarf2.f:  New test case for
        DWARF functionality.

From-SVN: r134696

mips.md (UNSPEC_COMPARE_AND_SWAP_12): New unspec_volitile.

gcc/
2008-04-23  David Daney  <ddaney@avtrex.com>

* config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
unspec_volitile.
(UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
UNSPEC_UPDATE_GOT_VERSION): Renumber.
(sync_compare_and_swap<mode>): New expand for QI and HI modes.
(compare_and_swap_12): New insn.
* config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
* config/mips/mips.c (mips_force_binary): New function.
(mips_emit_int_order_test, mips_expand_synci_loop): Use it.
(mips_expand_compare_and_swap_12): New function.
* config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.

gcc/testsuite/
* gcc.target/mips/gcc-have-sync-compare-and-swap-1.c: Expect
__GCC_HAVE_SYNC_COMPARE_AND_SWAP_1 and
__GCC_HAVE_SYNC_COMPARE_AND_SWAP_2 to be defined.
* gcc.target/mips/gcc-have-sync-compare-and-swap-2.c: Likewise.

From-SVN: r134695

re PR libstdc++/35922 (std::unordered_map missing in debug mode)

2008-04-25  Benjamin Kosnik  <bkoz@redhat.com>

PR libstdc++/35922
* include/std/unordered_map: Include debug/unordered_map if
_GLIBCXX_DEBUG.
* testsuite/23_containers/unordered_map/requirements/debug.cc: Move...
* testsuite/23_containers/unordered_map/requirements/
debug_container.cc: ...here.
* testsuite/23_containers/unordered_map/requirements/debug_mode.cc: New.
* testsuite/23_containers/unordered_set/requirements/debug.cc: Move...
* testsuite/23_containers/unordered_set/requirements/
debug_container.cc: ...here.
* testsuite/23_containers/unordered_set/requirements/debug_mode.cc: New.

From-SVN: r134693

Revert my patch for mingw32.

From-SVN: r134692

mingw32.h (SUBTARGET_INIT_BUILTINS): New.

2008-04-25  Kai Tietz  <kai.tietz@onevision.com>

* config/i386/mingw32.h (SUBTARGET_INIT_BUILTINS): New.
* config/i386/i386.c (ix86_init_builtins): Use of
SUBTARGET_INIT_BUILTINS.
Add include of c-common.h for builtin.

From-SVN: r134691

Daily bump.

From-SVN: r134689

Fixed second typo.

From-SVN: r134686

fixincl.c (fix_with_system): Fixed typo.

2008-04-25  Kai Tietz  <kai.tietz@onevision.com>

* fixincl.c (fix_with_system): Fixed typo.

From-SVN: r134684

mingw32.h (SUBTARGET_INIT_BUILTINS): New.

2008-04-25  Kai Tietz  <kai.tietz@onevision.com>

* config/i386/mingw32.h (SUBTARGET_INIT_BUILTINS): New.
* config/i386/i386.c (ix86_init_builtins): Use of
SUBTARGET_INIT_BUILTINS.

From-SVN: r134683

re PR testsuite/35843 (-fdump-rtl-expand does not exist anymore)

PR testsuite/35843
* cfgexpand.c (pass_expand): Turn into RTL pass.
* passes.c (execute_one_pass): Do pass typechecking after execution.
* tree-pass.h (pass_expand): Turn into RTL pass.

* function.h (struct rtl_data): Move here fields
accesses_prior_frames, calls_eh_return, saves_all_registers,
has_nonlocal_goto, has_asm_statement, is_thunk,
all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
arg_pointer_save_area_init from struct function; turn into bool.
(struct function): Move
calls_eh_return, saves_all_registers, has_nonlocal_goto,
has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
tail_call_emit, arg_pointer_save_area_init
into struct rtl_data.  Remove recursive_call_emit and gimplified flags.
(current_function_returns_struct, current_function_returns_pcc_struct,
current_function_calls_setjmp, current_function_calls_alloca,
current_function_accesses_prior_frames,
current_function_calls_eh_return, current_function_is_thunk,
current_function_stdarg, current_function_profile,
current_function_limit_stack, current_function_uses_pic_offset_table,
current_function_uses_const_pool, current_function_has_nonlocal_label,
current_function_saves_all_registers,
current_function_has_nonlocal_goto,
current_function_has_asm_statement): Remove accesor macros.
* ra-conflict.c (global_conflicts): Update.
* tree-tailcall.c (suitable_for_tail_opt_p): Update.
(suitable_for_tail_call_opt_p): Update.
* builtins.c (expand_builtin_return_addr): Update.
(expand_builtin_setjmp_setup): Update.
(expand_builtin_nonlocal_goto): Update.
* final.c (final_start_function): Update.
(profile_function): Update.
(leaf_function_p): Update.
(only_leaf_regs_used): Update.
* df-scan.c (df_get_exit_block_use_set): Update.
* dojump.c (clear_pending_stack_adjust): Update.
* tree-stdarg.c (gate_optimize_stdarg): Update.
* gimple-low.c (lower_function_body): Update.
* global.c (compute_regsets): Update.
(global_alloc): Update.
* dwarf2out.c (dwarf2out_begin_prologue): Update.
* expr.c (expand_assignment): Update.
* dse.c (dse_step0): Update.
(dse_step1): Update.
* c-decl.c (store_parm_decls): Update.
* local-alloc.c (combine_regs): Update.
(find_free_reg): Update.
* function.c (assign_parms_augmented_arg_list): Update.
(assign_parm_find_data_types): Update.
(assign_parms): Update.
(allocate_struct_function): Update.
(expand_function_start): Update.
(expand_function_end): Update.
(get_arg_pointer_save_area): Update.
(thread_prologue_and_epilogue_insns): Update.
(rest_of_match_asm_constraints): Update.
* stor-layout.c (variable_size): Update.
* gcse.c (gcse_main): Update.
(bypass_jumps): Update.
* gimplify.c (gimplify_function_tree): Update.
* calls.c (emit_call_1): Update.
(expand_call): Update.
* bt-load.c (compute_defs_uses_and_gen): Update.
* except.c (sjlj_assign_call_site_values): Update.
(sjlj_emit_function_enter): Update.
(can_throw_external): Update.
(set_nothrow_function_flags): Update.
(expand_builtin_unwind_init): Update.
(expand_eh_return): Update.
(convert_to_eh_region_ranges): Update.
(output_function_exception_table): Update.
* emit-rtl.c (gen_tmp_stack_mem): Update.
* cfgexpand.c (expand_used_vars): Update.
(tree_expand_cfg): Update.
* cfgcleanup.c (rest_of_handle_jump): Update.
* explow.c (allocate_dynamic_stack_space): Update.
* varasm.c (assemble_start_function): Update.
(force_const_mem): Update.
(mark_constant_pool): Update.
* tree-optimize.c (tree_rest_of_compilation): Update.
* stack-ptr-mod.c (notice_stack_pointer_modification): Update.
* tree-cfg.c (notice_special_calls): Update.
(is_ctrl_altering_stmt): Update.
(tree_can_make_abnormal_goto): Update.
(tree_purge_dead_abnormal_call_edges): Update.
* config/alpha/predicates.md: Update.
* config/alpha/alpha.c (alpha_sa_mask): Update.
(alpha_sa_size): Update.
(alpha_does_function_need_gp): Update.
(alpha_expand_prologue): Update.
(alpha_start_function): Update.
(alpha_output_function_end_prologue): Update.
(alpha_expand_epilogue): Update.
* config/frv/frv.c (frv_stack_info): Update.
(frv_expand_epilogue): Update.
* config/s390/s390.c (s390_regs_ever_clobbered): Update.
(s390_register_info): Update.
(s390_frame_info): Update.
(s390_init_frame_layout): Update.
(s390_can_eliminate): Update.
(save_gprs): Update.
* config/spu/spu.c (spu_split_immediate): Update.
(need_to_save_reg): Update.
(spu_expand_prologue): Update.
(spu_expand_epilogue): Update.
* config/sparc/sparc.md: Update.
* config/sparc/sparc.c (eligible_for_return_delay): Update.
(sparc_tls_got): Update.
(legitimize_pic_address): Update.
(sparc_emit_call_insn): Update.
(sparc_expand_prologue): Update.
(output_return): Update.
(print_operand): Update.
(sparc_function_ok_for_sibcall): Update.
* config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
* config/m32r/m32r.md: Update.
* config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
(m32r_compute_frame_size): Update.
(m32r_expand_prologue): Update.
(m32r_expand_epilogue): Update.
(m32r_legitimize_pic_address): Update.
* config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
* config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
* config/i386/i386.c (ix86_frame_pointer_required): Update.
(gen_push): Update.
(ix86_save_reg): Update.
(ix86_compute_frame_layout): Update.
(ix86_expand_prologue): Update.
(ix86_expand_epilogue): Update.
* config/sh/sh.c (output_stack_adjust): Update.
(calc_live_regs): Update.
(sh5_schedule_saves): Update.
(sh_expand_prologue): Update.
(sh_expand_epilogue): Update.
(sh_setup_incoming_varargs): Update.
(sh_allocate_initial_value): Update.
(sh_get_pr_initial_val): Update.
* config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
* config/sh/sh.md (label:): Update.
* config/avr/avr.c (out_movhi_mr_r): Update.
* config/crx/crx.h (enum): Update.
* config/xtensa/xtensa.h (along): Update.
* config/stormy16/stormy16.c Update.
(xstormy16_compute_stack_layout): Update.
* config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
(fr30_expand_prologue): Update.
* config/cris/cris.c (cris_conditional_register_usage): Update.
(cris_reg_saved_in_regsave_area): Update.
(cris_initial_frame_pointer_offset): Update.
(cris_simple_epilogue): Update.
(cris_expand_prologue): Update.
(cris_expand_epilogue): Update.
(cris_expand_pic_call_address): Update.
(cris_asm_output_symbol_ref): Update.
(cris_asm_output_label_ref): Update.
* config/cris/cris.md Update.
* config/iq2000/iq2000.c (compute_frame_size): Update.
(iq2000_expand_epilogue): Update.
* config/mt/mt.h (save_direction): Update.
* config/mn10300/mn10300.c (mn10300_function_value): Update.
* config/ia64/ia64.c (ia64_compute_frame_size): Update.
(ia64_secondary_reload_class): Update.
* config/m68k/m68k.c (m68k_save_reg): Update.
(m68k_expand_prologue): Update.
(m68k_expand_epilogue): Update.
(legitimize_pic_address): Update.
* config/rs6000/rs6000.c (rs6000_got_register): Update.
(first_reg_to_save): Update.
(first_altivec_reg_to_save): Update.
(compute_vrsave_mask): Update.
(compute_save_world_info): Update.
(rs6000_stack_info): Update.
(spe_func_has_64bit_regs_p): Update.
(rs6000_ra_ever_killed): Update.
(rs6000_emit_eh_reg_restore): Update.
(rs6000_emit_allocate_stack): Update.
(rs6000_emit_prologue): Update.
(rs6000_emit_epilogue): Update.
(rs6000_output_function_epilogue): Update.
(output_profile_hook): Update.
(rs6000_elf_declare_function_name): Update.
* config/rs6000/rs6000.h (rs6000_args): Update.
* config/rs6000/rs6000.md: Update.
* config/mcore/mcore.c (mcore_expand_prolog): Update.
* config/arc/arc.c (arc_output_function_epilogue): Update.
* config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
* config/darwin.c (machopic_function_base_name): Update.
* config/score/score3.c (score3_compute_frame_size): Update.
(rpush): Update.
(rpop): Update.
(score3_epilogue): Update.
* config/score/score7.c (score7_compute_frame_size): Update.
(score7_prologue): Update.
(score7_epilogue): Update.
* config/score/score.h (FRAME_POINTER_REQUIRED): Update.
* config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
* config/arm/arm.c (use_return_insn): Update.
(require_pic_register): Update.
(arm_load_pic_register): Update.
(arm_compute_save_reg0_reg12_mask): Update.
(arm_compute_save_reg_mask): Update.
(thumb1_compute_save_reg_mask): Update.
(output_return_instruction): Update.
(arm_output_function_prologue): Update.
(arm_output_epilogue): Update.
(arm_get_frame_offsets): Update.
(arm_expand_prologue): Update.
(thumb_pushpop): Update.
(thumb_exit): Update.
(thumb1_expand_prologue): Update.
(thumb1_expand_epilogue): Update.
(arm_unwind_emit): Update.
(arm_output_fn_unwind): Update.
* config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
* config/arm/arm.md: Update.
* config/pa/pa.md: Update.
* config/pa/pa.c (legitimize_pic_address): Update.
(compute_frame_size): Update.
(hppa_expand_prologue): Update.
(hppa_expand_epilogue): Update.
(borx_reg_operand): Update.
* config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
(HARD_REGNO_RENAME_OK): Update.
* config/mips/mips.c (mips_global_pointer): Update.
(mips_save_reg_p): Update.
(mips_compute_frame_info): Update.
(mips_frame_pointer_required): Update.
(mips_expand_prologue): Update.
(mips_expand_epilogue): Update.
(mips_can_use_return_insn): Update.
(mips_reorg_process_insns): Update.
* config/v850/v850.c (compute_register_save_size): Update.
* config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
* config/mmix/mmix.c (along): Update.
(mmix_expand_epilogue): Update.
* config/bfin/bfin.c (legitimize_pic_address): Update.
(must_save_p): Update.
(stack_frame_needed_p): Update.
(add_to_reg): Update.
(bfin_expand_prologue): Update.
* stmt.c (expand_asm_operands): Update.
* reload1.c (reload): Update.
(init_elim_table): Update.

From-SVN: r134682

re PR fortran/35156 ([patch] Deprecate -M<dir>)

2008-04-25  Tobias Burnus  <burnus@net-b.de>
            Daniel Franke <franke.daniel@gmail.com>

PR fortran/35156
        * gfortranspec.c (lang_specific_driver): Deprecate
        -M option; fix ICE when "-M" is last argument and
        make "-M<dir>" work.
        * options.c (gfc_handle_module_path_options):
        Use -J instead of -M in error messages.
        * invoke.texi: Mark -M as depecated.

Co-Authored-By: Daniel Franke <franke.daniel@gmail.com>
From-SVN: r134680

fixincl.c (fix_with_system): Cast pointer difference to long.

2008-04-25  Kai Tietz  <kai.tietz@onvision.com>

* fixincl.c (fix_with_system): Cast pointer difference to long.
* fixlib.c (make_raw_shell_str): Cast compare to avoid sign warning.

From-SVN: r134679

array_constructor_23.f: Change REAL(10) into kind > 8.

2008-04-25  Tobias Burnus  <burnus@net-b.de>

        * gfortran/array_constructor_23.f: Change REAL(10) into kind > 8.
        * gfortran/array_constructor_24.f: New; REAL(8) version of the test.

From-SVN: r134678

re PR fortran/35960 (run time abort with assignment of RESHAPEd zero sized array)

2008-04-25  Thomas Koenig  <tkoenig@gcc.gnu.org>

PR libfortran/35960
* m4/reshape.m4:  Fix typo in last commit.
* generated/reshape_i4.c:  Regererated.
* generated/reshape_i8.c:  Regenerated.
* generated/reshape_i16.c:  Regenerated.
* generated/reshape_r4.c:  Regenerated.
* generated/reshape_r8.c:  Regenerated.
* generated/reshape_r10.c:  Regenerated.
* generated/reshape_r16.c:  Regenerated.
* generated/reshape_c4.c:  Regenerated.
* generated/reshape_c8.c:  Regenerated.
* generated/reshape_c10.c:  Regenerated.
* generated/reshape_c16.c:  Regenerated.

From-SVN: r134677

re PR libstdc++/35887 (stl parallel includes installed for --disable-libgomp)

2008-04-25  Benjamin Kosnik  <bkoz@redhat.com>

PR libstdc++/35887
* acinclude.m4: (GLIBCXX_ENABLE_PARALLEL): Check for thread support.
* configure.ac: Re-order compiler macros.
* configure: Regenerated.

From-SVN: r134675

* optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.

From-SVN: r134673

sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.

2008-04-25  H.J. Lu  <hongjiu.lu@intel.com>

* config/i386/sse.md (mov<mode>): Replace SSEMODEI with
SSEMODE.
(*mov<mode>_internal): Likewise.  Support V4SF and V2DF.
(mov<mode>): Removed.
(*movv4sf_internal): Likewise.
(*movv2df_internal): Likewise.

From-SVN: r134664

* ChangeLog: Fix whitespace.

From-SVN: r134663

config.gcc (crx-*-elf): Remove deprecation.

2008-04-25  Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
* config.gcc (crx-*-elf): Remove deprecation.

From-SVN: r134662

MAINTAINERS (crx): Add myself.

2008-04-25  Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
       * MAINTAINERS (crx): Add myself.

From-SVN: r134660

array-quals-1.c: Add xfail for x86_64-*-mingw*.

2008-04-25  Kai Tietz  <kai.tietz@onevision.com>

* gcc.dg/array-quals-1.c: Add xfail for x86_64-*-mingw*.
* gcc.dg/builtins-12.c: Add dg-options "-ansi".
* gcc.dg/builtins-13.c: Likewise.
* gcc.dg/pr25682.c: Likewise.
* gcc.dg/pr33694.c: Likewise.
* gcc.dg/c90-const-expr-2.c: Add check for _WIN64 define.
* gcc.dg/c99-const-expr-2.c: Likewise.
* gcc.dg/ia64-sync-1.c: Add typedef of size_t, for prototype.
* gcc.dg/ia64-sync-2.c: Likewise.
* gcc.dg/ia64-sync-3.c: Likewise
* gcc.dg/large-size-array.c:  Add check for _WIN64 define.
* gcc.dg/large-size-array-3.c: Likewise.
* gcc.dg/large-size-array-2.c:  Add x86_64-*-mingw* for ignore error
check.
* gcc.dg/large-size-array-4.c: Likewise.
* gcc.dg/max-1.c: Replace use of long by ssize_t.

From-SVN: r134659

cygming-crtend.c (register_frame_ctor): Register __gcc_deregister_frame with atexit.

* config/i386/cygming-crtend.c (register_frame_ctor): Register
__gcc_deregister_frame with atexit.
(deregister_frame_dtor): Remove.

From-SVN: r134656

Daily bump.

From-SVN: r134654

re PR libstdc++/35887 (stl parallel includes installed for --disable-libgomp)

2008-04-24  Benjamin Kosnik  <bkoz@redhat.com>

PR libstdc++/35887
* configure.ac: Add default argument to GLIBCXX_ENABLE_PARALLEL.
Move atomic warnings to GLIBCXX_ENABLE_ATOMIC_BUILTINS.
* acinclude.m4 (GLIBCXX_ENABLE_PARALLEL): Check for --disable-libgomp.
(GLIBCXX_ENABLE_ATOMIC_BUILTINS): Add warning information.
* configure: Regenerate.
* include/Makefile.am (parallel_headers): Make conditional on
ENABLE_PARALLEL.
* include/Makefile.in: Regenerate.

From-SVN: r134649

* gcc.dg/lower-subreg-1.c: Skip IA64 platform.

From-SVN: r134648

* gcc.dg/vect/slp-15.c: Fix scan when vect_int_mult is false.

From-SVN: r134647

fix date typo

From-SVN: r134645

rs6000.opt (mspe): Remove Var property.

        * config/rs6000/rs6000.opt (mspe): Remove Var property.
(misel): Likewise.
        * config/rs6000/rs6000.h (rs6000_spe): Declare.
(rs6000_isel): Likewise.
        * config/rs6000/rs6000.c (rs6000_spe): New variable.
(rs6000_isel): New variable.
        (rs6000_handle_option): Handle OPT_mspe and OPT_misel.

Co-Authored-By: Nathan Sidwell <nathan@codesourcery.com>
From-SVN: r134643

re PR libstdc++/35969 (GLIBCXX_DEBUG: list::merge triggers bad assert)

2008-04-24  Paolo Carlini  <pcarlini@suse.de>

PR libstdc++/35969
* include/debug/list (merge): Use _M_transfer_iter, consistently
with the splice members.
* testsuite/23_containers/list/operations/35969.cc: New.

* testsuite/23_containers/list/operators: Rename to
testsuite/23_containers/list/operations.

From-SVN: r134642

re PR testsuite/36035 (FAIL: gcc.dg/vect/vect-vfa-slp.c)

PR testsuite/36035
* gcc.dg/vect/vect-vfa-slp.c: Remove bad check.

From-SVN: r134641

re PR c++/35758 (vector_size attribute lost in function arguments for templates)

PR c++/35758
* c-common.c (handle_vector_size_attribute): Call
lang_hooks.types.reconstruct_complex_type instead of
reconstruct_complex_type.
* config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
* config/spu/spu.c (spu_handle_vector_attribute): Likewise.
* langhooks.h (struct lang_hooks_for_types): Add
reconstruct_complex_type hook.
* langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
(LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.

* cp-tree.h (cp_reconstruct_complex_type): New prototype.
* cp-objcp-common.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
* decl2.c (is_late_template_attribute): Only make vector_size
late tmpl attribute if argument is type or value dependent.
(cp_reconstruct_complex_type): New function.

* g++.dg/ext/vector14.C: New test.

From-SVN: r134639

* gcc.dg/pr36017.c: Run on all targets, remove -lm from dg-options.

From-SVN: r134637

c-common.h (check_builtin_function_arguments): Declare.

2008-04-24  Richard Guenther  <rguenther@suse.de>

* c-common.h (check_builtin_function_arguments): Declare.
* c-common.c (validate_nargs): New function.
(check_builtin_function_arguments): Likewise.
* c-typeck.c (build_function_call): Call
check_builtin_function_arguments.
* builtins.c (fold_builtin_classify): Remove error reporting code.
(fold_builtin_unordered_cmp): Likewise.
(fold_builtin_1): Likewise.
(fold_builtin_n): Likewise.

cp/
* typeck.c (cp_build_function_call): Call
check_builtin_function_arguments.

* gcc.dg/builtin-constant_p-1.c: New testcase.
* gcc.dg/builtin-errors.c: Adjust expected error.

From-SVN: r134635

re PR tree-optimization/36008 (Function produces wrong results when inlined.)

PR tree-optimization/36008
* fold-const.c (try_move_mult_to_index): If s == NULL, divide
the original op1, rather than delta by step.

* gcc.c-torture/execute/20080424-1.c: New test.

From-SVN: r134634

tree-parloops.c (take_address_of, [...]): Make them work on a region of code delimited by two edges in the CFG.

2008-04-22  Antoniu Pop  <antoniu.pop@gmail.com>
            Sebastian Pop  <sebastian.pop@amd.com>

* tree-parloops.c (take_address_of, eliminate_local_variables_1,
eliminate_local_variables_stmt, eliminate_local_variables,
separate_decls_in_loop_name, separate_decls_in_loop_stmt,
separate_decls_in_loop, gen_parallel_loop): Make them work on a region
of code delimited by two edges in the CFG.
(separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
(separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
(separate_decls_in_loop): Renamed separate_decls_in_region.  Isolate
the case of parallelisation of reductions.
(expr_invariant_in_region_p): New.

* tree-flow.h (gather_blocks_in_sese_region): Declared.
* tree-cfg.c (gather_blocks_in_sese_region): Extern.

Co-Authored-By: Sebastian Pop <sebastian.pop@amd.com>
From-SVN: r134632

* intrinsics/time_1.h (__time_1): Remove unused variable.

From-SVN: r134630

acinclude.m4 (GLIBCXX_ENABLE_ATOMIC_BUILTINS): Check for set of all used __sync builtins, in two sizes.

2008-04-24  Benjamin Kosnik  <bkoz@redhat.com>

* acinclude.m4 (GLIBCXX_ENABLE_ATOMIC_BUILTINS): Check for set of
all used __sync builtins, in two sizes.
* config.h.in: Regenerate.
* configure: Regenerate.
* src/atomic.cc: Use  _GLIBCXX_ATOMIC_BUILTINS_1.
* include/ext/atomicity.h: Use  _GLIBCXX_ATOMIC_BUILTINS_4.
* libsupc++/guard.cc: Use  _GLIBCXX_ATOMIC_BUILTINS_4.
* doc/xml/manual/concurrency.xm: Update docs.

From-SVN: r134629

re PR tree-optimization/36034 (wrong code vectorizing unrolled inner loop (SLP))

2008-04-24  Ira Rosen  <irar@il.ibm.com>
Richard Guenther  <rguenther@suse.de>

PR tree-optimization/36034
* tree-vect-analyze.c (vect_analyze_group_access): SLP is
incapable of dealing with loads with gaps.

* gcc.c-torture/execute/pr36034-1.c: New testcase.
* gcc.c-torture/execute/pr36034-2.c: Likewise.

Co-Authored-By: Richard Guenther <rguenther@suse.de>
From-SVN: r134628

trans.c (Attribute_to_gnu): Length

2008-04-24  Olivier Hainque  <hainque@adacore.com>

        ada/
        * trans.c (Attribute_to_gnu) <case Attr_Length>: Length
        * computation
        doesn't require signed arithmetic anymore.

        testsuite/
        * gnat.dg/concat_length.adb: New test.

From-SVN: r134627

tree-flow.h (vrp_evaluate_conditional): Change signature.

2008-04-24  Rafael Espindola  <espindola@google.com>

* tree-flow.h (vrp_evaluate_conditional): Change signature.
* tree-ssa-propagate.c (fold_predicate_in): Update call to
vrp_evaluate_conditional.
* tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
        (vrp_evaluate_conditional): Split the cond argument.
        (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
        (simplify_stmt_for_jump_threading): Update call to
vrp_evaluate_conditional.

From-SVN: r134625

re PR target/35982 (ICE while building mplayer on ppc with -O3 -ffast-math -mcpu=970)

PR tree-optimization/35982
* tree-vect-analyze.c (vect_check_interleaving): Check that the
interleaved data-refs are of the same type.

From-SVN: r134624

c-format.c (check_format_info_main): Use strncmp rather than a magic prefix to handle multichar length specs.

gcc
* c-format.c (check_format_info_main): Use strncmp rather than a magic prefix
to handle multichar length specs.
* config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
Don't prefix "I64" and "I32" with '\0'.

testsuite
* gcc.dg/format/ms-warnI64-1.c: New file.

From-SVN: r134623

re PR target/36015 (-mregparm and fn decls without arguments)

PR target/36015
* config/i386/i386.c (init_cumulative_args): Don't pass anything
in registers for -m32 only if stdarg_p (fntype).

* gcc.dg/pr36015.c: New test.

From-SVN: r134621

re PR rtl-optimization/36006 (invalid rtl sharing with -O2)

        PR rtl-optimization/36006
        * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
        temp to op0 in order to avoid invalid rtx sharing.

testsuite/ChangeLog:

        PR rtl-optimization/36006
        * gfortran.dg/pr36006-1.f90: New test.
        * gfortran.dg/pr36006-2.f90: Ditto.

From-SVN: r134618

re PR fortran/35994 (MAXLOC and MINLOC off by one with mask)

2008-04-23  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

PR fortran/35994
* gfortran.dg/minmaxloc_5.f90: New test.
* gfortran.dg/minmaxloc_6.f90: New test.

From-SVN: r134616

re PR fortran/35994 (MAXLOC and MINLOC off by one with mask)

2008-04-23  Jerry DeLisle  <jvdelisle@gcc.gnu.org>
    Francois-Xavier Coudert  <fxcoudert@gcc.gnu.org>

PR fortran/35994
* trans-instrinsic.c (gfc_conv_intrinsic_minmaxloc): Correctly adjust
loop counter offset.

Co-Authored-By: Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
From-SVN: r134615

Daily bump.

From-SVN: r134611

os_defines.h: Use _GLIBCXX_BEGIN_NAMESPACE, _GLIBCXX_BEGIN_EXTERN_C, etc.

2008-04-23  Benjamin Kosnik  <bkoz@redhat.com>

* config/os/hpux/os_defines.h: Use _GLIBCXX_BEGIN_NAMESPACE,
_GLIBCXX_BEGIN_EXTERN_C, etc.

From-SVN: r134607

* gcc.dg/array-init-1.c: Add big-endian number to check.

From-SVN: r134601

patch_tester.sh (report): Do not print the time.

* patch_tester.sh (report): Do not print the time.

From-SVN: r134600

tree-cfg.c (verify_expr): Check with is_gimple_address.

2008-04-23  Paolo Bonzini  <bonzini@gnu.org>

* tree-cfg.c (verify_expr): Check with is_gimple_address.  Don't
check TREE_INVARIANT.
* tree-gimple.c (is_gimple_address): New.
(is_gimple_invariant_address): Simplify using decl_address_invariant_p.
* tree-gimple.h (is_gimple_address): New.
* tree.h (decl_address_invariant_p): New.
* tree.c (make_node_stat): Don't set TREE_INVARIANT.
(build_string): Likewise.
(decl_address_invariant_p): New, from is_gimple_invariant_address.
(tree_invariant_p_1): Likewise.
(save_expr): Use it.
(tree_invariant_p): New.
(skip_simple_arithmetic): Use it.
(stabilize_reference_1): Use it.
(recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
simplify.
(build1_stat): Drop code to compute TREE_INVARIANT.
(build2_stat): Drop code to compute TREE_INVARIANT.
(build3_stat): Drop code to compute TREE_INVARIANT.
(build4_stat): Drop code to compute TREE_INVARIANT.
(build5_stat): Drop code to compute TREE_INVARIANT.
(build7_stat): Drop code to compute TREE_INVARIANT.
(merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
* tree.h (struct tree_base): Remove invariant_flag.
(TREE_INVARIANT): Remove.
* builtins.c (build_string_literal): Don't set TREE_INVARIANT.
(fold_builtin_expect): Check TREE_CONSTANT.
* tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
* c-tree.h (c_expr_to_decl): Drop third parameter.
* c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
(build_c_cast): Don't set TREE_INVARIANT.
(pop_init_level): Don't set TREE_INVARIANT.
(c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
* gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
TREE_CONSTANT.
(gimplify_init_constructor): Don't set TREE_INVARIANT.
(gimplify_addr_expr): Adjust comment.
* tree-mudflap.c (mf_build_string):
* print-tree.c (print_node): Don't print TREE_INVARIANT.
* tree-nested.c (convert_nonlocal_reference): Adjust comment.
* c-common.c (fix_string_type): Don't set TREE_INVARIANT.
* langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
* langhooks.c (lhd_expr_to_decl): Drop third parameter.
* langhooks.h (struct lang_hooks): Drop third parameter from
expr_to_decl.

java:
2008-04-23  Paolo Bonzini  <bonzini@gnu.org>

* class.c (build_utf8_ref): Don't set TREE_INVARIANT.
(build_classdollar_field): Don't set TREE_INVARIANT.
(get_dispatch_table): Don't set TREE_INVARIANT.
(make_class_data): Don't set TREE_INVARIANT.
(build_symbol_entry): Don't set TREE_INVARIANT.
(emit_symbol_table): Don't set TREE_INVARIANT.
* constants.c (build_constant_data_ref): Don't set TREE_INVARIANT.
(build_ref_from_constant_pool): Don't set TREE_INVARIANT.
* resource.c (compile_resource_data): Don't set TREE_INVARIANT.
* expr.c (cache_cpool_data_ref): Don't set TREE_INVARIANT.

objc:
2008-04-23  Paolo Bonzini  <bonzini@gnu.org>

* objc-act.c (objc_build_string_object): Don't set TREE_INVARIANT.

cp:
2008-04-23  Paolo Bonzini  <bonzini@gnu.org>

* typeck.c (get_member_function_from_ptrfunc): Don't set TREE_INVARIANT.
(build_ptrmemfunc1): Don't set TREE_INVARIANT.
* init.c (build_zero_init): Don't set TREE_INVARIANT.
* class.c (build_base_path): Don't set TREE_INVARIANT.
(build_vtbl_ref_1): Don't set TREE_INVARIANT.
(build_vtbl_initializer): Don't set TREE_INVARIANT.
* decl.c (build_enumerator): Don't set TREE_INVARIANT.
* rtti.c (tinfo_base_init): Don't set TREE_INVARIANT.
(generic_initializer): Don't set TREE_INVARIANT.
(ptr_initializer): Don't set TREE_INVARIANT.
(ptm_initializer): Don't set TREE_INVARIANT.
(class_initializer): Don't set TREE_INVARIANT.
* typeck2.c (process_init_constructor): Don't set TREE_INVARIANT.
* pt.c (push_inline_template_parms_recursive): Don't set TREE_INVARIANT.
(build_template_parm_index): Don't set TREE_INVARIANT.
(reduce_template_parm_level): Don't set TREE_INVARIANT.
(process_template_parm): Don't set TREE_INVARIANT.

ada:
2008-04-23  Paolo Bonzini  <bonzini@gnu.org>

* trans.c (Attribute_to_gnu): Don't set TREE_INVARIANT.
(call_to_gnu): Don't set TREE_INVARIANT.
* utils2.c (gnat_build_constructor): Don't set TREE_INVARIANT.

fortran:
2008-04-23  Paolo Bonzini  <bonzini@gnu.org>

* trans-expr.c (gfc_conv_structure): Don't set TREE_INVARIANT.
* trans-array.c (gfc_build_null_descriptor): Don't set TREE_INVARIANT.
(gfc_trans_array_constructor_value): Don't set TREE_INVARIANT.
(gfc_build_constant_array_constructor): Don't set TREE_INVARIANT.
(gfc_conv_array_initializer): Don't set TREE_INVARIANT.
* trans-common.c (get_init_field): Don't set TREE_INVARIANT.
(create_common): Don't set TREE_INVARIANT.
* trans-stmt.c (gfc_trans_character_select): Don't set TREE_INVARIANT.
* trans-decl.c (gfc_generate_function_code): Don't set TREE_INVARIANT.

From-SVN: r134599

re PR tree-optimization/27799 (adding unused char field inhibits optimization)

2008-04-23  Richard Guenther  <rguenther@suse.de>

PR tree-optimization/27799
PR tree-optimization/32921
PR tree-optimization/32624
* tree-ssa-structalias.c (merge_smts_into): Only merge the
SMTs aliases and the tag itself into the solution.
* tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
merge the points-to solution back into the SMT aliases.
(may_alias_p): Use alias_set_subset_of instead of
aliases_conflict_p.  A pointer which points to
memory with alias set zero may access any variable.

* gcc.dg/tree-ssa/pr27799.c: New testcase.
* gcc.dg/tree-ssa/20030807-7.c: Remove xfail, scan vrp dump.

From-SVN: r134598

alias.c (alias_set_subset_of): Correctly handle asking if zero is a subset of an alias set with zero child.

2008-04-23  Richard Guenther  <rguenther@suse.de>

* alias.c (alias_set_subset_of): Correctly handle asking
if zero is a subset of an alias set with zero child.
* tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
(compute_flow_insensitive_aliasing): Correctly walk all
pointers.  Do not unnecessarily union sets.

From-SVN: r134597

re PR c/36021 (__attribute__((alloc_size(n))) with function of no arguments causes gcc to segfault)

2008-04-23  Richard Guenther  <rguenther@suse.de>

PR middle-end/36021
* c-common.c (handle_alloc_size_attribute): Use type_num_arguments.

* gcc.dg/attr-alloc_size-2.c: New testcase.

From-SVN: r134595

ChangeLog: right place to changes

        * gcc/ChangeLog: right place to changes

        * ChangeLog: removed changes im bad place

From-SVN: r134594

ChangeLog: changelog to last commit

        * ChangeLog: changelog to last commit

From-SVN: r134592

tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as unreachable case.

        * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
        unreachable case.

        * tree-vrp.c (extract_range_from_unary_expr): Removed unused
        NON_LVALUE_EXPR.

        * tree-ssa-threadedge.c (simplify_control_stmt_condition):
        Likewise.

        * tree-ssa-structalias.c (get_constraint_for): Likewise.

        * tree-inline.c (estimate_num_insns_1): Likewise.

        * varasm.c (const_hash_1, compare_constant, copy_constant)
        (compute_reloc_for_constant, output_addressed_constants):
        Likewise.

        * emit-rtl.c (component_ref_for_mem_expr)
        (set_mem_attributes_minus_bitpos): Likewise.

        * expr.c (highest_pow2_factor, expand_expr_real_1, )
        (is_aligning_offset): Likewise.

        * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info):
        Likewise.

        * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.

        * dojump.c (do_jump): Likewise.

        * builtins.c (get_pointer_alignment, get_memory_rtx)
        (integer_valued_real_p, fold_builtin_next_arg): Likewise.

        * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.

From-SVN: r134591

override.m4: Apply _AC_ARG_VALIDATE fix to all versions but 2.62.

2008-04-23  Paolo Bonzini  <bonzini@gnu.org>

* override.m4: Apply _AC_ARG_VALIDATE fix to all versions
but 2.62.

From-SVN: r134590

20020919-1.c (loc_size_t): New type.

2008-04-23  Kai Tietz  <kai.tietz@onevision.com>

* gcc.dg/20020919-1.c (loc_size_t): New type.
(_dl_stat): Use loc_size_t to cast pointers.
* gcc.c-torture/compile/20010327-1.c: Skip for x86_64-*-mingw*.

From-SVN: r134583

quicksort.h: Reformat,

2008-04-23  Johannes Singler  <singler@ira.uka.de>

        * include/parallel/quicksort.h: Reformat,
        (parallel_sort_qs): Do not pass number of elements.
        * include/parallel/balanced_quicksort.h: Reformat,
        (parallel_sort_qsb): Do not pass number of elements.
        * include/parallel/tags.h:
        Introduce new tags for compile-time choice.
        * include/parallel/merge.h:
        (parallel_merge_advance):Beautified.
        * include/parallel/algo.h: Reformatting (spaces for tabs)
        New sort and stable_sort variants, corresponding to the tags.
        * include/parallel/sort.h:
        New sort and stable_sort variants, corresponding to the tags.
        Changed determining the desired number of threads.

From-SVN: r134582

2008-04-23  Johannes Singler  <singler@ira.uka.de>

        * include/parallel/multiway_merge.h
        (multiway_merge_loser_tree):
        Leave checks to callers, add precondition instead.
        (multiway_merge_loser_tree_unguarded): Likewise.
        (multiway_merge_loser_tree_sentinel): Likewise.
        (sequential_multiway_merge): Added checks for total length 0.
        (parallel_multiway_merge): Skip empty sequences.
        (multiway_merge, all variants):
        Remove temporary variable, return directly.
        (stable_multiway_merge, all variants): Likewise.
        (multiway_merge_sentinels, all variants):  Likewise.
        (stable_multiway_merge_sentinels, all variants): Likewise.
        * include/parallel/multiseq_selection.h
        (multiseq_partition): More detailed assertions.

From-SVN: r134580

re PR fortran/35988 (run-time abort for MATMUL of run-time zero sized array)

2008-04-23  Thomas Koenig  <tkoenig@gcc.gnu.org>

PR libfortran/35988
* m4/matmul.m4:  Only issue a runtime error if extents are
non-zero.
* generated/matmul_i1.c:  Regenerated.
* generated/matmul_i2.c:  Regenerated.
* generated/matmul_i4.c:  Regenerated.
* generated/matmul_i8.c:  Regenerated.
* generated/matmul_i16.c:  Regenerated.
* generated/matmul_r4.c:  Regenerated.
* generated/matmul_r8.c:  Regenerated.
* generated/matmul_r10.c:  Regenerated.
* generated/matmul_r16.c:  Regenerated.
* generated/matmul_c4.c:  Regenerated.
* generated/matmul_c8.c:  Regenerated.
* generated/matmul_c10.c:  Regenerated.
* generated/matmul_c16.c:  Regenerated.

2008-04-23  Thomas Koenig  <tkoenig@gcc.gnu.org>

PR libfortran/35988
* gfortran.dg/matmul_7.f90:  New test.

From-SVN: r134579

Daily bump.

From-SVN: r134576

wo_prof_global_var.c: Initialize array.

* gcc.dg/struct/wo_prof_global_var.c: Initialize array.
* gcc.dg/struct/wo_prof_malloc_size_var.c: Ditto.
* gcc.dg/struct/w_prof_local_var.c: Ditto.
* gcc.dg/struct/w_prof_global_var.c: Ditto.
* gcc.dg/struct/wo_prof_local_var.c: Ditto.

From-SVN: r134572

re PR c++/35316 (ICE with typeof/decltype and bit-fields)

        PR c++/35316
        * semantics.c (finish_decltype_type): Check DECL_BIT_FIELD_TYPE
        to see if DECL_BIT_FIELD_TYPE should be used, not some other flag.
        * typeck.c (is_bitfield_expr_with_lowered_type): Likewise.

From-SVN: r134571

re PR rtl-optimization/36017 (Miscompilation of tail call sqrt)

PR rtl-optimization/36017
* builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
expanding the library call.

* gcc.dg/pr36017.c: New test.

From-SVN: r134569

re PR c++/35747 (ICE with undefined variable in statement expression)

PR c++/35747
* semantics.c (finish_stmt_expr): Call pop_stmt_list even if the stmt
expression is errorneous.

* g++.dg/ext/stmtexpr13.C: New test.

From-SVN: r134567

fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather than size_in_bytes.

./: * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
than size_in_bytes.
testsuite/:
* gcc.c-torture/compile/20080419-1.c: New test.

From-SVN: r134566

rs6000.c (rs6000_register_move_cost): Increase cost of LR/CTR moves for Power6.

* config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
of LR/CTR moves for Power6.

From-SVN: r134565

cpplib.h (cpp_define_formatted): New.

2008-04-22  Daniel Franke  <franke.daniel@gmail.com>

        * include/cpplib.h (cpp_define_formatted): New.
        * directives.c (cpp_define_formatted): New.

From-SVN: r134564

re PR testsuite/35981 (FAIL: gcc.dg/utf-cvt.c  (test for warnings, line 46/47) with -m64)

2008-04-22  Kris Van Hees <kris.van.hees@oracle.com>

PR testsuite/35981
* g++.dg/ext/utf-cvt.C: Handle 64-bit platforms correctly.
Add tests for 'long long'.
* gcc.dg/utf-cvt.c: Handle 64-bit platforms correctly.
Add tests for 'long long'.

From-SVN: r134562

s-osinte-rtems.adb: Add sigalstack function.

2008-04-22  Joel Sherrill <joel.sherrill@oarcorp.com>

* s-osinte-rtems.adb: Add sigalstack function.
* s-osinte-rtems.ads: Add SO_ONSTACK and sigalstack
function. Add Alternate_Stack and Alternate_Stack_Size.
Add missing process_shared field to pthread_condattr_t
and change ss_low_priority to int from timespec.

From-SVN: r134560

re PR middle-end/36003 (pass_fast_rtl_byte_dce is disabled currently because of breakage in CC0 targets)

2008-04-22  Kenneth Zadeck <zadeck@naturalbridge.com>

PR middle-end/36003
* passes.c (init_optimization_passes): Remove
pass_fast_rtl_byte_dce.

From-SVN: r134559