Split out OMP constructs' SIMD clone supporting code

gcc/
* omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
(simd_clone_vector_of_formal_parm_types)
(simd_clone_clauses_extract, simd_clone_compute_base_data_type)
(simd_clone_mangle, simd_clone_create)
(simd_clone_adjust_return_type, create_tmp_simd_array)
(simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
(struct modify_stmt_info, ipa_simd_modify_stmt_ops)
(ipa_simd_modify_function_body, simd_clone_linear_addend)
(simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
(pass_data_omp_simd_clone, class pass_omp_simd_clone)
(pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move
into...
* omp-simd-clone.c: ... this new file.
(simd_clone_vector_of_formal_parm_types): Make it static.
* Makefile.in (OBJS): Add omp-simd-clone.o.

From-SVN: r235017

AVX-512. Fix mem operand modifier for Intel syntax.

PR target/70662
gcc/
* config/i386/sse.md: Use proper memory operand
modifiers.
testsuite/gcc/
* gcc.target/i386/pr70662.c: New test.

From-SVN: r235008

re PR tree-optimization/70130 (h264ref fails with verification error starting with r231674 (r224221 is the true start of the problem))

2016-04-15  Richard Biener  <rguenther@suse.de>
Alan Modra  <amodra@gmail.com>

PR tree-optimization/70130
* tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
when alignment stays not the same and no not use the realign
scheme then.

* gcc.dg/vect/O3-pr70130.c: New testcase.

Co-Authored-By: Alan Modra <amodra@gmail.com>
From-SVN: r235006

re PR c++/70494 (Internal Compiler Error: Capturing an array of vectors in a lambda)

PR c++/70494

* decl.c (cxx_maybe_build_cleanup): Handle non-decls.
* typeck2.c (split_nonconstant_init_1): Use it.

From-SVN: r235003

re PR c++/70528 (bogus error: constructor required before non-static data member)

PR c++/70528

* class.c (type_has_constexpr_default_constructor): Return true
for an implicitly declared constructor.

From-SVN: r235002

Daily bump.

From-SVN: r234999

re PR target/70669 (PowerPC __float128 does not support direct move)

[gcc]
2016-04-14  Michael Meissner  <meissner@linux.vnet.ibm.com>

PR target/70669
* config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
direct move handlers for KFmode. Change TFmode handlers test from
FLOAT128_IEEE_P to FLOAT128_VECTOR_P.

[gcc/testsuite]
2016-04-14  Michael Meissner  <meissner@linux.vnet.ibm.com>

PR target/70669
* gcc.target/powerpc/pr70669.c: New test.

From-SVN: r234995

non-scalar-data.f90: Don't pass parameter variables to subroutines.

libgomp/
* testsuite/libgomp.oacc-fortran/non-scalar-data.f90: Don't
pass parameter variables to subroutines.

From-SVN: r234992

re PR c++/70622 (auto specifier don't deduce value type and its pointer type within single declaration.)

PR c++/70622

* parser.c (cp_parser_init_declarator): Add auto_result parm.
(cp_parser_simple_declaration): Pass it.
(strip_declarator_types): New.

From-SVN: r234991

re PR c++/70543 (wrong non-const error for enable_if and constexpr function)

PR c++/70543

* pt.c (value_dependent_expression_p) [VAR_DECL]: A type-dependent
initializer also makes the variable value-dependent.

From-SVN: r234990

re PR c++/70648 (adplug-xmms fails to compile)

PR c++/70648

* constexpr.c (cxx_eval_store_expression): Also copy
CONSTRUCTOR_NO_IMPLICIT_ZERO.

From-SVN: r234989

re PR target/70640 (IEEE 128-bit floating point negative/abs has two thinkos)

2016-04-14  Michael Meissner  <meissner@linux.vnet.ibm.com>

PR target/70640
* gcc.target/powerpc/pr70640.c: Fix test so it correctly works on
a power7 system that does not have an assembler that supports
power8.

From-SVN: r234988

re PR c++/70594 (-fcompare-debug failure)

PR c++/70594
* ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
* ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
(inlined_polymorphic_ctor_dtor_block_p): Use it.
* tree-ssa-live.c (remove_unused_scope_block_p): When
in_ctor_dtor_block, avoid discarding not just BLOCKs with
BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
block_ultimate_origin is FUNCTION_DECL.
(remove_unused_locals): If current_function_decl is
polymorphic_ctor_dtor_p, pass initial true to
remove_unused_scope_block_p' is_ctor_dtor_block.

From-SVN: r234987

PR c++/70652 - [6 Regression] r234966 causes bootstrap to fail

PR c++/70652 - [6 Regression] r234966 causes bootstrap to fail
  Revert patch for c++/69517, c++/70019, and c++/70588.

From-SVN: r234981

re PR c++/70029 (ICE with C++11 and -flto)

PR c++/70029
* tree.c (verify_type): Disable the canonical type of main variant
check.

* g++.dg/torture/pr70029.C: New test.

Co-Authored-By: Jan Hubicka <hubicka@ucw.cz>
From-SVN: r234979

Revert empty class parameter passing ABI changes.

From-SVN: r234977

g++.dg/cpp1y/vla11.C...

g++.dg/cpp1y/vla11.C: Avoid using attribute aligned to increase type
  size to prevent failures on targets with very low maximum alignment.

From-SVN: r234976

re PR middle-end/70643 (broken openacc reduction inside a fortran module)

PR middle-end/70643

gcc/
* omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
when building a mem ref for the incoming reduction variable.

libgomp/
* testsuite/libgomp.oacc-fortran/pr70643.f90: New test.

From-SVN: r234973

re PR tree-optimization/70614 (GCC gets stuck with -O)

2016-04-14  Richard Biener  <rguenther@suse.de>

PR tree-optimization/70614
* tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
loop if the evolution dropped to chrec_dont_know.
(interpret_condition_phi): Likewise.

From-SVN: r234972

re PR tree-optimization/70623 (ICE in compute_antic at -O2)

2016-04-14  Richard Biener  <rguenther@suse.de>

PR tree-optimization/70623
* tree-ssa-pre.c (changed_blocks): Make global ...
(compute_antic): ... local here.  Move and fix worklist
handling here.  Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
(compute_antic_aux): Add dumping for MAX assumed succs.  Remove
worklist handling, dump when ANTIC_IN changed.
(compute_partial_antic_aux): Remove worklist handling.
(init_pre): Do not compute post dominators.  Add a comment about
the CFG order chosen.
(fini_pre): Do not free post dominators.

* gcc.dg/torture/pr70623.c: New testcase.
* gcc.dg/torture/pr70623-2.c: Likewise.

From-SVN: r234970

Daily bump.

From-SVN: r234969

PR c++/69517 - [5/6 regression] SEGV on a VLA with excess initializer elements

PR c++/69517 - [5/6 regression] SEGV on a VLA with excess initializer elements
PR c++/70019 - VLA size overflow not detected
PR c++/70588 - SIGBUS on a VLA larger than SIZE_MAX / 2

gcc/testsuite/ChangeLog:
2016-04-13  Martin Sebor  <msebor@redhat.com>

        PR c++/69517
        PR c++/70019
        PR c++/70588
        * c-c++-common/ubsan/vla-1.c (main): Catch exceptions.
        * g++.dg/cpp1y/vla11.C: New test.
        * g++.dg/cpp1y/vla12.C: New test.
        * g++.dg/cpp1y/vla13.C: New test.
        * g++.dg/cpp1y/vla14.C: New test.
        * g++.dg/cpp1y/vla3.C: Restore deleted test.
        * gcc/testsuite/g++.dg/init/array24.C: Fully brace VLA initializer.
        * g++.dg/ubsan/vla-1.C: Disable exceptions.

gcc/cp/ChangeLog:
2016-04-13  Martin Sebor  <msebor@redhat.com>

        PR c++/69517
        PR c++/70019
        PR c++/70588
        * cp-tree.h (throw_bad_array_length, build_vla_check): Declare new
        functions.
        * decl.c (check_initializer, cp_finish_decl): Call them.
        (reshape_init_r): Reject incompletely braced intializer-lists
        for VLAs.
        * init.c (throw_bad_array_length, build_vla_check)
        (build_vla_size_check, build_vla_init_check): Define new functions.
        * typeck2.c (split_nonconstant_init_1): Use variably_modified_type_p()
        to detect a VLA.
        (store_init_value): Same.

gcc/doc/ChangeLog:
2016-04-13  Martin Sebor  <msebor@redhat.com>

        PR c++/69517
        PR c++/70019
        PR c++/70588
        * extend.texi (Variable Length): Document C++ specifics.

libstdc++-v3/ChangeLog:
2016-04-13  Martin Sebor  <msebor@redhat.com>

        PR c++/69517
        * testsuite/25_algorithms/rotate/moveable2.cc: Make sure VLA
       upper bound is positive.

From-SVN: r234966

check_GNU_style.sh: Avoid false posivies in trailing operator checks.

From-SVN: r234965

Adjust for new empty class parameter passing ABI.

* include/bits/c++config (_GLIBCXX_BEGIN_NAMESPACE_EMPTY_TYPES,
_GLIBCXX_END_NAMESPACE_EMPTY_TYPES, _GLIBCXX_ABI_TAG_EMPTY): Define.
* include/bits/hashtable.h (_Hashtable::_M_emplace): Change signatures
of functions taking empty structs by value. Add a template parameter
to overloads without hints. Rename overloads with hints to
_M_emplace_hint.
(_Hashtable::_M_erase(true_type, const_iterator),
_Hashtable::_M_erase(false_type, const_iterator)): Change signatures
by reordering parameters.
* include/bits/hashtable_policy.h (_Insert::insert): Adjust to call
_M_emplace_hint instead of _M_emplace.
* include/bits/shared_ptr.h (shared_ptr(_Tp1*, _Deleter, _Alloc),
shared_ptr(nullptr_t, _Deleter, _Alloc)): Use _GLIBCXX_ABI_TAG_EMPTY.
* include/bits/shared_ptr_base.h (_Sp_counted_deleter, __shared_count,
__shared_ptr): Likewise.
* include/bits/stl_algo.h (replace_if): Likewise.
* include/bits/stl_pair.h (piecewise_construct_t,
piecewise_construct): Use _GLIBCXX_BEGIN_NAMESPACE_EMPTY_TYPES.
* include/bits/uses_allocator.h (allocator_arg_t, allocator_arg,
__uses_alloc0): Likewise.
* include/ext/pb_ds/assoc_container.hpp (basic_hash_table): Likewise.
* testsuite/20_util/scoped_allocator/69293_neg.cc: Adjust dg-error.
* testsuite/20_util/shared_ptr/cons/43820_neg.cc: Likewise.
* testsuite/20_util/shared_ptr/cons/void_neg.cc: Likewise.
* testsuite/20_util/uses_allocator/69293_neg.cc: Likewise.
* testsuite/20_util/uses_allocator/cons_neg.cc: Likewise.
* testsuite/ext/profile/mutex_extensions_neg.cc: Likewise.

From-SVN: r234964

re PR c++/70641 (ICE on valid code at -O1 and above on x86_64-linux-gnu: verify_gimple failed)

PR c++/70641
* ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
on all recursive call stmts.  Return TODO_cleanup_cfg if any dead
eh edges have been purged.

* g++.dg/opt/pr70641.C: New test.

From-SVN: r234962

re PR c++/70594 (-fcompare-debug failure)

PR c++/70594
* tree-sra.c (create_access_replacement,
get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
gets fancy name.
* tree-pretty-print.c (dump_fancy_name): New function.
(dump_decl_name, dump_generic_node): Use it.

From-SVN: r234961

Warn about empty parameter ABI with -Wabi=9.

* call.c (empty_class_msg, mark_for_abi_warning)
(warn_empty_class_abi): New.
(build_call_a): Use them.
* decl.c (store_parm_decls): Use mark_for_abi_warning.
* error.c (pp_format_to_string): New.

From-SVN: r234960

Pass empty class parameters like C.

* call.c (pass_as_empty_struct, empty_class_arg): New.
(type_passed_as, build_x_va_arg): Use pass_as_empty_struct.
(build_call_a): Use empty_class_arg.
* cp-tree.h (CPTI_EMPTY_STRUCT, empty_struct_type): New.
* decl.c (cxx_init_decl_processing): Create empty_struct_type.

From-SVN: r234959

libgo: update to Go 1.6.1 release

    Reviewed-on: https://go-review.googlesource.com/22007

From-SVN: r234958

re PR testsuite/68242 (FAIL: libgomp.oacc-c-c++-common/reduction-2.c, and other OpenACC reduction test case "oddities")

libgomp/
PR testsuite/68242
* testsuite/libgomp.oacc-c-c++-common/reduction-1.c: Adjust test.
* testsuite/libgomp.oacc-c-c++-common/reduction-2.c: Likewise.

From-SVN: r234957

re PR c++/70627 (internal compiler error: verify_type failed)

PR c++/70627

* decl.c (start_enum): Don't change an existing ENUM_UNDERLYING_TYPE.

From-SVN: r234956

Fix gcc.dg/ifcvt-4.c on 64-bit SPARC (PR rtl-optimization/68749)

PR rtl-optimization/68749
* gcc.dg/ifcvt-4.c: Use "word_mode" rather than "int" to limit the
effects of argument promotions.
Remove default args to dg-skip-if.

From-SVN: r234955

Make distclean clean up more (PR70173)

Currently, distclean does not remove the libcc1, gnattools, and gotools
directories, and not the stage_final file either.  Fix that.

PR bootstrap/70173
* Makefile.tpl (local-distclean): Delete the libcc1, gnattools,
and gotools directories.  Delete the stage_final file.
* Makefile.in: Regenerate.

From-SVN: r234954

re PR c++/70635 (ICE on (and rejects) valid code on x86_64-linux-gnu: Segmentation fault (program cc1plus))

/cp
2016-04-13  Paolo Carlini  <paolo.carlini@oracle.com>

PR c++/70635
* pt.c (resolve_typename_type): Fix typos in infinite recursion
avoidance mechanism.

/testsuite
2016-04-13  Paolo Carlini  <paolo.carlini@oracle.com>

PR c++/70635
* g++.dg/parse/pr70635.C: New.

From-SVN: r234953

re PR c++/70639 (internal compiler error: in guard_tinfo_to_string, at c-family/c-indentation.c:560)

PR c++/70639
* c-indentation.c (should_warn_for_misleading_indentation): Bail out
for switch statements, too.

* c-c++-common/Wmisleading-indentation-4.c: New test.

From-SVN: r234952

re PR c/70436 (-Wparentheses missing ambiguous else warning)

PR c/70436
* c-parser.c (c_parser_statement_after_labels): Add IF_P argument and
adjust callers.
(c_parser_statement): Likewise.
(c_parser_c99_block_statement): Likewise.
(c_parser_while_statement): Likewise.
(c_parser_for_statement): Likewise.
(c_parser_if_body): Don't set IF_P here.
(c_parser_if_statement): Add IF_P argument.  Set IF_P here.  Warn
about dangling else here.
* c-tree.h (c_finish_if_stmt): Adjust declaration.
* c-typeck.c (c_finish_if_stmt): Remove NESTED_IF parameter.  Don't
warn about dangling else here.

* testsuite/gcc.dg/Wparentheses-12.c: New test.
* testsuite/gcc.dg/Wparentheses-13.c: New test.

From-SVN: r234949

re PR fortran/67039 (Documentation of pseudorandom number intrinsics is incorrect)

2016-04-13  Dominique d'Humieres  <dominiq@lps.ens.fr>

PR fortran/67039
* intrinsic.texi: Correct the documentation of pseudorandom
number intrinsics.

From-SVN: r234946

re PR c++/70634 (ICE on valid code on x86_64-linux-gnu: Segmentation fault (program cc1plus))

PR c++/70634

* pt.c (instantiation_dependent_uneval_expression_p): Split out
from instantiation_dependent_expression_p.
(value_dependent_expression_p): Use it for unevaluated operands.
(instantiation_dependent_r): Don't check value-dependence.
(instantiation_dependent_expression_p): Check
value-dependence of the expression as a whole.
* cp-tree.h: Declare instantiation_dependent_uneval_expression_p.
* semantics.c (finish_decltype_type): Use it.

From-SVN: r234945

constexpr.c (potential_nondependent_constant_expression): New.

* constexpr.c (potential_nondependent_constant_expression): New.
(potential_nondependent_static_init_expression): New.
(maybe_constant_value_1, fold_non_dependent_expr)
(maybe_constant_init): Use them.
* pt.c (instantiate_non_dependent_expr_sfinae)
(instantiate_non_dependent_or_null, convert_nontype_argument): Use
them.
* cp-tree.h: Declare them.

From-SVN: r234944

re PR c++/70594 (-fcompare-debug failure)

PR c++/70594
* decl.c (pop_labels_1): Removed.
(note_label, sort_labels): New functions.
(pop_labels): During named_labels traversal, just push the slot
pointers into a vector, then qsort it by DECL_UID and only then
call pop_label and chain it into BLOCK_VARS.

From-SVN: r234942

re PR c++/70615 (ICE on valid code at -O1 and above on x86_64-linux-gnu in add_expr, at tree.c:7870)

PR c++/70615
* cp-gimplify.c (cp_genericize_r): Expand PTRMEM_CST here.
(cp_gimplify_expr): Not here.

From-SVN: r234940

i386.md (kunpckhi): Swap operands.

gcc/

* config/i386/i386.md (kunpckhi): Swap operands.
(kunpcksi): Likewise.
(kunpckdi): Likewise.
* config/i386/sse.md (vec_pack_trunc_qi): Likewise.
(vec_pack_trunc_<mode>): Likewise.

gcc/testsuite/

* gcc.target/i386/avx512bw-kunpckdq-2.c: New test.
* gcc.target/i386/avx512bw-kunpckwd-2.c: New test.
* gcc.target/i386/avx512f-kunpckbw-2.c: New test.

From-SVN: r234938

re PR debug/70628 (ICE in get_reg_rtx, at emit-rtl.c:1025)

PR debug/70628
* explow.c (convert_memory_address_addr_space_1): Formatting fix.

From-SVN: r234937

re PR fortran/58000 (Accept OPEN( ... NAME=) with -std=legacy)

2016-04-13  Dominique d'Humieres  <dominiq@lps.ens.fr>

PR fortran/58000
* gfortran.texi: Document OPEN( ... NAME=) as not implemented
in GNU Fortran

From-SVN: r234936

re PR target/70633 (ICE on valid code at -Os (in 32-bit mode) on x86_64-linux-gnu: output_operand: invalid expression as operand)

PR middle-end/70633
* gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
gimplification turns some element into non-constant.

* gcc.c-torture/compile/pr70633.c: New test.

From-SVN: r234934

re PR debug/70628 (ICE in get_reg_rtx, at emit-rtl.c:1025)

PR debug/70628
* rtl.h (convert_memory_address_addr_space_1): New prototype.
* explow.c (convert_memory_address_addr_space_1): No longer static,
add NO_EMIT argument and don't call convert_modes if true, pass
it down recursively, remove break after return.
(convert_memory_address_addr_space): Adjust caller.
* simplify-rtx.c (simplify_unary_operation_1): Call
convert_memory_address_addr_space_1 instead of convert_memory_address,
if it returns NULL, don't simplify.

* gcc.dg/torture/pr70628.c: New test.

From-SVN: r234933

re PR preprocessor/69650 (ICE in linemap_line_start, at libcpp/line-map.c:803)

Patch from Roger Orr <rogero@howzatt.demon.co.uk>
PR preprocessor/69650
* directives.c (do_linemarker): Reread map after calling
cpp_get_token.

From-SVN: r234932

Daily bump.

From-SVN: r234929

Fix PR c++/70610 (wrong overload resolution during template processing)

gcc/cp/ChangeLog:

PR c++/70610
* tree.c (lvalue_kind) [NON_DEPENDENT_EXPR]: Unconditionally
recurse into it.
* typeck.c (build_x_conditional_expr): Unconditionally remember
that the result is an lvalue or xvalue.

gcc/testsuite/ChangeLog:

PR c++/70610
* g++.dg/template/pr70610.C: New test.
* g++.dg/template/pr70610-2.C: New test.
* g++.dg/template/pr70610-3.C: New test.
* g++.dg/template/pr70610-4.C: New test.

From-SVN: r234926

reflect: change Value.Call results to not be addressable

    Leaving them incorrectly marked as addressable broke a use of the
    text/template package, because state.evalField checks CanAddr and takes
    the address if it is addressable.

    Reviewed-on: https://go-review.googlesource.com/21908

From-SVN: r234923

Fix ChangeLog bug id to be 70640, not 70680

From-SVN: r234922

re PR target/70630 (sparc bootstrap failure: sparc.c:4919:6: error: suggest explicit braces to avoid ambiguous 'else')

2016-04-12  Eric Botcazou  <ebotcazou@adacore.com>

PR target/70630
* config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.

From-SVN: r234918

class.c (is_really_empty_class): A zero-length array is empty.

* class.c (is_really_empty_class): A zero-length array is empty.
An unnamed bit-field doesn't make a class non-empty.

From-SVN: r234916

i386.c (ix86_simd_clone_compute_vecsize_and_simdlen): Bump the upper SIMDLEN limits...

* config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
Bump the upper SIMDLEN limits, so that if the return type or
characteristic type if the return type is void can be passed in
all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
allowed.

* c-c++-common/cilk-plus/SE/ef_error2.c (func2): Use vectorlength
128 instead of 32.

From-SVN: r234913

re PR c++/70571 (ICE on valid code on x86_64-linux-gnu in verify_ctor_sanity, at cp/constexpr.c:2259)

PR c++/70571
* g++.dg/ext/pr70571.C: New test.

From-SVN: r234911

re PR middle-end/70680 (OpenMP SIMD linear variable privatized too eagerly)

[gcc]
2016-04-12  Michael Meissner  <meissner@linux.vnet.ibm.com>

PR target/70680
* config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
Do not use "=" constraint on an input constraint.
(ieee_128bit_vsx_abs<mode>2_internal): Likewise.
(ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
(ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
generates (neg (abs ...)) instead of (abs ...).

[gcc/testsuite]
2016-04-12  Michael Meissner  <meissner@linux.vnet.ibm.com>

PR target/70680
* gcc.target/powerpc/pr70640.c: New test.

From-SVN: r234910

re PR c++/68722 (internal compiler error: in merge_exception_specifiers, at cp/typeck2.c:2108)

/cp
2016-04-12  Paolo Carlini  <paolo.carlini@oracle.com>

PR c++/68722
* parser.c (cp_parser_cache_defarg): When file ends in default
argument simply return error_mark_node.

/testsuite
2016-04-12  Paolo Carlini  <paolo.carlini@oracle.com>

PR c++/68722
* g++.dg/parse/pr68722.C: New.

From-SVN: r234909

re PR rtl-optimization/70596 (-fcompare-debug failure with one extra NOTE_INSN_DELETED)

PR rtl-optimization/70596
* lra-spills.c (spill_pseudos): Don't delete debug insns, instead
just invalidate LRA data and reset them.  Adjust dump wording.

* gcc.target/i386/pr70596.c: New test.

From-SVN: r234906

Document C++17/TR29124 C++ Special Math Functions.

2016-04-12  Edward Smith-Rowland  <3dw4rd@verizon.net>

Document C++17/TR29124 C++ Special Math Functions.
* include/bits/specfun.h: Add Doxygen markup.

From-SVN: r234905

re PR c++/70501 (internal compiler error: in verify_ctor_sanity, at cp/constexpr.c:2249)

PR c++/70501

cp/
* constexpr.c (cxx_eval_bare_aggregate): Handle VECTOR_TYPE
similarly to PMF.

testsuite/
* g++.dg/init/pr70501.C: New.

From-SVN: r234904

MAINTAINERS (Write After Approval): Add myself.

2016-04-12  Andre Vieira  <andre.simoesdiasvieira@arm.com>

* MAINTAINERS (Write After Approval): Add myself.

From-SVN: r234903

Revert r234572 (aka PR testsuite/70577)

Revert
2016-03-30  Jan Hubicka  <hubicka@ucw.cz>

* tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
estimates here.
* tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
max_loop_iterations_int.
(tree_unswitch_outer_loop): Likewise.
* tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
* tree-vect-loop.c (vect_analyze_loop_2): Likewise.

From-SVN: r234902

libgomp external ABI prototypes maintenance

libgomp/
* libgomp_g.h: Rename GOACC_parallel_keyd prototype to
GOACC_parallel_keyed, restore GOACC_parallel prototype, new
GOACC_declare prototype.

From-SVN: r234901

Executable test case for asm flags, by David Wohlferd.

* gcc.target/i386/asm-flag-6.c: New test.

From-SVN: r234900

Merge libgomp.oacc-c-c++-common/loop-reduction-*.c into libgomp.oacc-c-c++-common/reduction-7.c

libgomp/
* testsuite/libgomp.oacc-c-c++-common/loop-reduction-gang-np-1.c:
Merge this file, and...
* testsuite/libgomp.oacc-c-c++-common/loop-reduction-gv-np-1.c:
... this file, and...
* testsuite/libgomp.oacc-c-c++-common/loop-reduction-gw-np-1.c:
... this file, and...
* testsuite/libgomp.oacc-c-c++-common/loop-reduction-gwv-np-1.c:
... this file, and...
* testsuite/libgomp.oacc-c-c++-common/loop-reduction-gwv-np-2.c:
... this file, and...
* testsuite/libgomp.oacc-c-c++-common/loop-reduction-gwv-np-3.c:
... this file, and...
* testsuite/libgomp.oacc-c-c++-common/loop-reduction-gwv-np-4.c:
... this file, and...
* testsuite/libgomp.oacc-c-c++-common/loop-reduction-vector-p-1.c:
... this file, and...
* testsuite/libgomp.oacc-c-c++-common/loop-reduction-vector-p-2.c:
... this file, and...
* testsuite/libgomp.oacc-c-c++-common/loop-reduction-worker-p-1.c:
... this file, and...
* testsuite/libgomp.oacc-c-c++-common/loop-reduction-wv-p-1.c:
... this file, and...
* testsuite/libgomp.oacc-c-c++-common/loop-reduction-wv-p-2.c:
... this file, and...
* testsuite/libgomp.oacc-c-c++-common/loop-reduction-wv-p-3.c:
... this file into...
* testsuite/libgomp.oacc-c-c++-common/reduction-7.c: ... this
file.

From-SVN: r234899

Improve libgomp.oacc-c-c++-common/par-loop-comb-reduction-2.c

libgomp/
* testsuite/libgomp.oacc-c-c++-common/par-loop-comb-reduction-2.c:
Make failure observable.

From-SVN: r234897

Fix typo in copy_cond_phi_args

2016-04-12  Tom de Vries  <tom@codesourcery.com>

PR tree-optimization/68756
* graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
instead of new_name.

* gcc.dg/graphite/pr68756.c: New test.

From-SVN: r234896

re PR tree-optimization/70602 (wrong code at -O1 and above on x86_64-linux-gnu in 32-bit mode (and at -Os only in 64-bit mode))

PR tree-optimization/70602
* tree-sra.c (generate_subtree_copies): Don't write anything into
constant pool decls.

* gcc.c-torture/execute/pr70602.c: New test.

From-SVN: r234895

omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT regardless whether there are depend clauses or not.

* omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
regardless whether there are depend clauses or not.

* libgomp.h (struct gomp_target_task): Remove firstprivate_copies
field.
* target.c (gomp_target_fallback_firstprivate,
gomp_target_unshare_firstprivate): Removed.
(GOMP_target_ext): Copy firstprivate vars into gomp_allocaed memory
before waiting for dependencies.
(gomp_target_task_fn): Don't copy firstprivate vars here.
* task.c (GOMP_PLUGIN_target_task_completion): Don't free
firstprivate_copies here.
(gomp_create_target_task): Don't initialize firstprivate_copies field.
* testsuite/libgomp.c/target-25.c (main): Use map (to:) instead of
explicit/implicit firstprivate.

From-SVN: r234894

Daily bump.

From-SVN: r234892

re PR target/70381 (On powerpc, -mfloat128 is on by default for all VSX systems)

[gcc]
2016-04-11  Michael Meissner  <meissner@linux.vnet.ibm.com>

PR target/70381
* config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
target attribute and pragma from changing the -mfloat128
and -mfloat128-hardware options.

* doc/extend.texi (Additional Floating Types): Document PowerPC
__float128 restrictions.

[libgcc]
2016-04-11  Michael Meissner  <meissner@linux.vnet.ibm.com>

PR target/70381
* configure.ac (powerpc*-*-linux*): Rework tests to build
__float128 emulation routines to not depend on using #pragma GCC
target to enable -mfloat128.
* configure: Regnerate.

[gcc/testsuite]
2016-04-11  Michael Meissner  <meissner@linux.vnet.ibm.com>

PR target/70381
* gcc.target/powerpc/float128-1.c: New tests to make sure the
__float128 emulator is built and runs.
* gcc.target/powerpc/float128-1.c: Likewise.

* lib/target-supports.exp (check_ppc_float128_sw_available):
Rework tests for __float128 software and hardware
availability. Fix exit condition to return 0 on success.

From-SVN: r234884

mangle.c (decl_is_template_id): The template itself counts as a template-id.

* mangle.c (decl_is_template_id): The template itself counts as a
template-id.

From-SVN: r234879

[Patch AArch64 3/3] Fix up for pr70133

gcc/

PR target/70133
* config/aarch64/driver-aarch64.c
(aarch64_get_extension_string_for_isa_flags): New.
(arch_extension): Rename to...
(aarch64_arch_extension): ...This.
(ext_to_feat_string): Rename to...
(aarch64_extensions): ...This.
(aarch64_core_data): Keep track of architecture extension flags.
(cpu_data): Rename to...
(aarch64_cpu_data): ...This.
(aarch64_arch_driver_info): Keep track of architecture extension
flags.
(get_arch_name_from_id): Rename to...
(get_arch_from_id): ...This, change return type.
(host_detect_local_cpu): Update and reformat for renames, handle
extensions through common infrastructure.

From-SVN: r234877

[Patch AArch64 2/3] Rework the code to print extension strings (pr70133)

gcc/

PR target/70133
* config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
track of a canonical flag name.
(all_extensions): Likewise.
(arch_to_arch_name): Also track extension flags enabled by the arch.
(all_architectures): Likewise.
(aarch64_parse_extension): Move to here.
(aarch64_get_extension_string_for_isa_flags): Take a new argument,
rework.
(aarch64_rewrite_selected_cpu): Update for above change.
* config/aarch64/aarch64-option-extensions.def: Rework the way flags
are handled, such that the single explicit value enabled by an
extension is kept seperate from the implicit values it also enables.
* config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
to here.
(aarch64_parse_extension): New.
* config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
here to config/aarch64/aarch64-protos.h.
(aarch64_parse_extension): Move from here to
common/config/aarch64/aarch64-common.c.
(aarch64_option_print): Update.
(aarch64_declare_function_name): Likewise.
(aarch64_start_file): Likewise.
* config/aarch64/driver-aarch64.c (arch_extension): Keep track of
the canonical flag for extensions.
* config.gcc (aarch64*-*-*): Extend regex for capturing extension
flags.

gcc/testsuite/

PR target/70133
* gcc.target/aarch64/mgeneral-regs_4.c: Fix expected output.
* gcc.target/aarch64/target_attr_15.c: Likewise.

From-SVN: r234876

[Patch AArch64 1/3] Enable CRC by default for armv8.1-a

gcc/

* config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
AARCH64_FL_CRC.

From-SVN: r234875

libcc1: Clean compiler-name.h (PR70173)

Since the file is generated from a Makefile fragment, it needs to be
added to MOSTLYCLEANFILES.  The directory itself is still not deleted
(just like the gnattools and gotools directories).

2016-04-11  Segher Boessenkool  <segher@kernel.crashing.org>

libcc1/
PR bootstrap/70173
* Makefile.am (MOSTLYCLEANFILES): New, add compiler-name.h .
(compiler-name.h): Shorten recipe so that it fits the line.
* Makefile.in: Regenerate.

From-SVN: r234874

Daily bump.

From-SVN: r234872

re PR c++/69066 (SFINAE compilation error on lambda with trailing return type)

2016-04-10  Paolo Carlini  <paolo.carlini@oracle.com>

PR c++/69066
* g++.dg/cpp1y/pr69066.C: New.

From-SVN: r234869

MAINTAINERS (Fortran maintainer): Remove myself.

2016-04-09  Steven G. Kargl  <kargl@gcc.gnu.org>

        * MAINTAINERS (Fortran maintainer): Remove myself.

From-SVN: r234868

Daily bump.

From-SVN: r234867

re PR fortran/68566 (ICE on using unusable array in reshape (double free or corruption))

2016-04-09  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

PR fortran/68566
* array.c (match_array_element_spec): Add check for non-integer.
* simplify.c (gfc_simplify_reshape): If source shape is NULL return.

PR fortran/68566
* gfortran.dg/pr36192.f90: Update test.
* gfortran.dg/pr36192_1.f90: Update test.
* gfortran.dg/real_dimension_1.f: Update test.
* gfortran.dg/parameter_array_init_7.f90: New test.

From-SVN: r234864

re PR testsuite/64039 (FAIL: gcc.dg/tree-ssa/ssa-dom-cse-2.c scan-tree-dump optimized "return 28;")

PR testsuite/64039
* gcc.dg/tree-ssa/ssa-dom-cse-2.c: xfail scan-tree-dump on hppa*64*-*-*.

From-SVN: r234863

pr70317.c: Add -fno-common on hppa*-*-hpux*.

* gcc.dg/pr70317.c: Add -fno-common on hppa*-*-hpux*.

From-SVN: r234862

re PR rtl-optimization/66669 (FAIL: gcc.dg/loop-8.c)

PR rtl-optimization/66669
* gcc.dg/loop-8.c: Skip on hppa*-*-*.

From-SVN: r234861

prod-options.c: Adjust scan for hppa*64*-*-*.

* gcc.dg/debug/dwarf2/prod-options.c: Adjust scan for hppa*64*-*-*.

From-SVN: r234860

pic-1.c: Skip on hppa*-*-*.

* gcc.dg/pic-1.c: Skip on hppa*-*-*.
* gcc.dg/pie-1.c: Likewise.
* gcc.dg/pic-3.c: Skip on hppa*64*-*-*.
* gcc.dg/pic-4.c: Likewise.
* gcc.dg/pie-3.c: Likewise.
* gcc.dg/pie-4.c: Likewise.

From-SVN: r234859

uninit-19.c: Fix warning line for hppa*64*-*-*.

* gcc.dg/uninit-19.c: Fix warning line for hppa*64*-*-*.

From-SVN: r234856

re PR tree-optimization/68644 (FAIL: gcc.dg/tree-ssa/ivopts-lt-2.c scan-tree-dump-times ivopts "PHI <p_" 1)

PR tree-optimization/68644
* gcc.dg/tree-ssa/ivopts-lt-2.c: Skip on hppa*-*-*.

From-SVN: r234854

re PR testsuite/64886 (FAIL: gcc.dg/pr64434.c scan-rtl-dump-times expand "Swap operands" 1)

PR rtl-optimization/64886
* gcc.dg/pr64434.c: Skip on hppa*-*-hpux*.

From-SVN: r234852

Fix pdr accesses order

2016-04-09  Tom de Vries  <tom@codesourcery.com>

PR tree-optimization/68953
* graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
first to last subscript.

* gcc.dg/graphite/pr68953.c: New test.

From-SVN: r234851

re PR fortran/70592 (Addressing error in dynamically-allocated character array)

2016-04-09  Dominique d'Humieres  <dominiq@lps.ens.fr>

PR fortran/70592
* gfortran.dg/deferred_character_16.f90: New test.

From-SVN: r234850

re PR tree-optimization/70586 (wrong code at -O2 and -O3 on x86_64-linux-gnu in 32-bit and 64-bit modes)

PR tree-optimization/70586
* tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
for any calls.

* gcc.c-torture/execute/pr70586.c: New test.

From-SVN: r234849

re PR sanitizer/70573 (FAIL: c-c++-common/asan/halt_on_error-1.c   -O*  execution test x86_64-apple-darwin15)

2016-04-09  Dominique d'Humieres  <dominiq@lps.ens.fr>

PR sanitizer/70573
* c-c++-common/asan/halt_on_error-1.c: Replace memset
with __builtin_memset
* c-c++-common/asan/halt_on_error-2.c: Likewise.

From-SVN: r234848

Daily bump.

From-SVN: r234846

re PR lto/70289 ([openacc] ICE in input_varpool_node)

gcc/
PR lto/70289
PR ipa/70348
PR tree-optimization/70373
PR middle-end/70533
PR middle-end/70534
PR middle-end/70535
* gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
clauses for acc parallel reductions as necessary.  Error on those
that are private.
* omp-low.c (scan_sharing_clauses): Don't install variables which
are used in acc parallel reductions.
(lower_rec_input_clauses): Remove dead code.
(lower_oacc_reductions): Add support for reference reductions.
(lower_reduction_clauses): Remove dead code.
(lower_omp_target): Don't remap variables appearing in acc parallel
reductions.
* tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.

gcc/testsuite/
* c-c++-common/goacc/reduction-5.c: New test.
* c-c++-common/goacc/reduction-promotions.c: New test.
* gfortran.dg/goacc/reduction-3.f95: New test.
* gfortran.dg/goacc/reduction-promotions.f90: New test.

libgomp/
* testsuite/libgomp.oacc-c-c++-common/loop-reduction-gang-np-1.c: New
test.
* testsuite/libgomp.oacc-c-c++-common/loop-reduction-gw-np-1.c: New
test.
* testsuite/libgomp.oacc-c-c++-common/loop-reduction-gwv-np-1.c: New
test.
* testsuite/libgomp.oacc-c-c++-common/loop-reduction-gwv-np-2.c: New
test.
* testsuite/libgomp.oacc-c-c++-common/loop-reduction-gwv-np-3.c: New
test.
* testsuite/libgomp.oacc-c-c++-common/loop-reduction-gwv-np-4.c: New
test.
* testsuite/libgomp.oacc-c-c++-common/loop-reduction-vector-p-1.c: New
test.
* testsuite/libgomp.oacc-c-c++-common/loop-reduction-vector-p-2.c: New
test.
* testsuite/libgomp.oacc-c-c++-common/loop-reduction-worker-p-1.c: New
test.
* testsuite/libgomp.oacc-c-c++-common/loop-reduction-wv-p-1.c: New test.
* testsuite/libgomp.oacc-c-c++-common/loop-reduction-wv-p-2.c: New test.
* testsuite/libgomp.oacc-c-c++-common/loop-reduction-wv-p-3.c: New test.
* testsuite/libgomp.oacc-c-c++-common/par-loop-comb-reduction-1.c: New
test.
* testsuite/libgomp.oacc-c-c++-common/par-loop-comb-reduction-2.c: New
test.
* testsuite/libgomp.oacc-c-c++-common/par-loop-comb-reduction-3.c: New
test.
* testsuite/libgomp.oacc-c-c++-common/par-loop-comb-reduction-4.c: New
test.
* testsuite/libgomp.oacc-c-c++-common/par-reduction-1.c: Add test
coverage.
* testsuite/libgomp.oacc-c-c++-common/par-reduction-2.c: Likewise.
* testsuite/libgomp.oacc-c-c++-common/parallel-dims.c: Likewise.
* testsuite/libgomp.oacc-c-c++-common/parallel-reduction.c: New test.
* testsuite/libgomp.oacc-c-c++-common/pr70289.c: New test.
* testsuite/libgomp.oacc-c-c++-common/pr70373.c: New test.
* testsuite/libgomp.oacc-c-c++-common/reduction-1.c: Add test
coverage.
* testsuite/libgomp.oacc-c-c++-common/reduction-2.c: Likewise.
* testsuite/libgomp.oacc-c-c++-common/reduction-3.c: Likewise.
* testsuite/libgomp.oacc-c-c++-common/reduction-4.c: Likewise.
* testsuite/libgomp.oacc-c-c++-common/reduction-5.c: Likewise.
* testsuite/libgomp.oacc-c-c++-common/reduction-6.c: New test.
* testsuite/libgomp.oacc-c-c++-common/reduction.h: New test.
* testsuite/libgomp.oacc-fortran/parallel-reduction.f90: New test.
* testsuite/libgomp.oacc-fortran/pr70289.f90: New test.
* testsuite/libgomp.oacc-fortran/reduction-1.f90: Add test coverage.
* testsuite/libgomp.oacc-fortran/reduction-2.f90: Likewise.
* testsuite/libgomp.oacc-fortran/reduction-3.f90: Likewise.
* testsuite/libgomp.oacc-fortran/reduction-4.f90: Likewise.
* testsuite/libgomp.oacc-fortran/reduction-5.f90: Likewise.
* testsuite/libgomp.oacc-fortran/reduction-6.f90: Likewise.
* testsuite/libgomp.oacc-fortran/reduction-7.f90: New test.

From-SVN: r234840

Regenerate .pot files.

gcc/po:
* gcc.pot: Regenerate.

libcpp/po:
* cpplib.pot: Regenerate.

From-SVN: r234839

Fix PR c++/70590 (error: location references block not in block tree)

gcc/cp/ChangeLog:

PR c++/70590
PR c++/70452
* constexpr.c (cxx_eval_outermost_expression): Call unshare_expr
on the result if it's not a CONSTRUCTOR.

gcc/testsuite/ChangeLog:

PR c++/70590
PR c++/70452
* g++.dg/pr70590.C: New test.
* g++.dg/pr70590-2.C: New test.

From-SVN: r234837

re PR middle-end/70593 (Miscompilation of xen starting with r226901)

PR middle-end/70593
* tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
with multiple SSA_NAME defs, force the outputs other than first
to be live before calling live_track_process_def on each output.

* gcc.target/i386/pr70593.c: New test.

From-SVN: r234834

re PR target/70574 (wrong code with -mavx2, read of partially initialised stack variable)

PR rtl-optimization/70574
* fwprop.c (forward_propagate_and_simplify): Don't add
REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
(try_fwprop_subst): Don't add REG_EQUAL note if there are any
paradoxical subregs within *loc.

* gcc.target/i386/avx2-pr70574.c: New test.

From-SVN: r234833

Complete changes to "Ignore -ftree-parallelize-loops={0,1} using gt"

Apply the r225764 and r233573 changes to all relevant spec strings.

gcc/
* config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
-ftree-parallelize-loops={0,1}.
* config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
* config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
* config/ia64/hpux.h (LIB_SPEC): Likewise.
* config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
* config/pa/pa64-hpux.h (LIB_SPEC): Likewise.

From-SVN: r234831