add option for the Samsung Exynos M1 core for AArch64

* doc/invoke.texi (AARCH64/mtune): Add exynos-m1 as an option.
* config/aarch64/aarch64-cores.def (exynos-m1): New core.
* config/aarch64/aarch64-tune.md: Regenerate.

From-SVN: r221884

add option for the Samsung Exynos M1 core

* doc/invoke.texi (ARM/mtune): Add "exynos-m1" as an option.
* config/arm/arm.c (arm_issue_rate): Specify "3" for "exynosm1".
* config/arm/arm-cores.def (exynos-m1): New core.
* config/arm/arm-tune.md: Regenerate.
* config/arm/arm-tables.opt: Add entry for "exynos-m1".
* config/arm/bpabi.h: Likewise.

From-SVN: r221883

re PR preprocessor/61977 (powerpc preprocessor breaks on lines that end with "vector")

PR preprocessor/61977
* lex.c (cpp_peek_token): If peektok is CPP_EOF, back it up
with all tokens peeked by the current function.

* gcc.dg/cpp/pr61977.c: New test.

From-SVN: r221882

ipa-cp (set_single_call_flag): Remove too restrictive assert.

* ipa-cp (set_single_call_flag): Remove too
restrictive assert.

From-SVN: r221880

libgomp: rework initialization of offloading

gcc/
* config/i386/intelmic-mkoffload.c (generate_host_descr_file): Call
GOMP_offload_unregister from the destructor.
libgomp/
* libgomp-plugin.h (struct mapping_table): Replace with addr_pair.
* libgomp.h (struct gomp_memory_mapping): Remove.
(struct target_mem_desc): Change type of mem_map from
gomp_memory_mapping * to splay_tree_s *.
(struct gomp_device_descr): Remove register_image_func, get_table_func.
Add load_image_func, unload_image_func.
Change type of mem_map from gomp_memory_mapping to splay_tree_s.
Remove offload_regions_registered.
(gomp_init_tables): Remove.
(gomp_free_memmap): Change type of argument from gomp_memory_mapping *
to splay_tree_s *.
* libgomp.map (GOMP_4.0.1): Add GOMP_offload_unregister.
* oacc-host.c (host_dispatch): Do not initialize register_image_func,
get_table_func, mem_map.is_initialized, mem_map.splay_tree.root,
offload_regions_registered.
Initialize load_image_func, unload_image_func, mem_map.root.
(goacc_host_init): Do not initialize host_dispatch.mem_map.lock.
* oacc-init.c (lazy_open): Don't call gomp_init_tables.
(acc_shutdown_1): Use dev's lock and splay_tree instead of mem_map's.
* oacc-mem.c (lookup_host): Get gomp_device_descr *dev instead of
gomp_memory_mapping *.  Use dev's lock and splay_tree.
(lookup_dev): Use dev's lock.
(acc_deviceptr): Pass dev to lookup_host instead of mem_map.
(acc_is_present): Likewise.
(acc_map_data): Likewise.
(acc_unmap_data): Likewise.  Use dev's lock.
(present_create_copy): Likewise.
(delete_copyout): Pass dev to lookup_host instead of mem_map.
(update_dev_host): Likewise.
(gomp_acc_remove_pointer): Likewise.  Use dev's lock.
* oacc-parallel.c (GOACC_parallel): Use dev's lock and splay_tree.
* plugin/plugin-host.c (GOMP_OFFLOAD_register_image): Remove.
(GOMP_OFFLOAD_get_table): Remove
(GOMP_OFFLOAD_load_image): New function.
(GOMP_OFFLOAD_unload_image): New function.
* target.c (register_lock): New mutex for offload image registration.
(num_devices): Do not guard with PLUGIN_SUPPORT.
(gomp_realloc_unlock): New static function.
(gomp_map_vars_existing): Add device descriptor argument.  Unlock mutex
before gomp_fatal.
(gomp_map_vars): Use dev's lock and splay_tree instead of mem_map's.
Pass devicep to gomp_map_vars_existing.  Unlock mutex before gomp_fatal.
(gomp_copy_from_async): Use dev's lock and splay_tree instead of
mem_map's.
(gomp_unmap_vars): Likewise.
(gomp_update): Remove gomp_memory_mapping argument.  Use dev's lock and
splay_tree instead of mm's.  Unlock mutex before gomp_fatal.
(gomp_offload_image_to_device): New static function.
(GOMP_offload_register): Add mutex lock.
Call gomp_offload_image_to_device for all initialized devices.
Replace gomp_realloc with gomp_realloc_unlock.
(GOMP_offload_unregister): New function.
(gomp_init_tables): Replace with gomp_init_device.  Replace a call to
get_table_func from the plugin with calls to init_device_func and
gomp_offload_image_to_device.
(gomp_free_memmap): Change type of argument from gomp_memory_mapping *
to splay_tree_s *.
(GOMP_target): Do not call gomp_init_tables.  Use dev's lock and
splay_tree instead of mem_map's.  Unlock mutex before gomp_fatal.
(GOMP_target_data): Do not call gomp_init_tables.
(GOMP_target_update): Likewise.  Remove argument from gomp_update.
(gomp_load_plugin_for_device): Replace register_image and get_table
with load_image and unload_image in DLSYM ().
(gomp_register_images_for_device): Remove function.
(gomp_target_init): Do not initialize current_device.mem_map.*,
current_device.offload_regions_registered.
Remove call to gomp_register_images_for_device.
Do not free offload_images and num_offload_images.
liboffloadmic/
* plugin/libgomp-plugin-intelmic.cpp: Include map.
(AddrVect, DevAddrVect, ImgDevAddrMap): New typedefs.
(num_devices, num_images, address_table): New static vars.
(num_libraries, lib_descrs): Remove static vars.
(set_mic_lib_path): Rename to ...
(init): ... this.  Allocate address_table and get num_devices.
(GOMP_OFFLOAD_get_num_devices): return num_devices.
(load_lib_and_get_table): Remove static function.
(offload_image): New static function.
(GOMP_OFFLOAD_get_table): Remove function.
(GOMP_OFFLOAD_load_image, GOMP_OFFLOAD_unload_image): New functions.

From-SVN: r221878

ipa-chkp.c (chkp_maybe_create_clone): Reset cdtor flags for instrumentation thunk.

gcc/

* ipa-chkp.c (chkp_maybe_create_clone): Reset cdtor
flags for instrumentation thunk.
(chkp_produce_thunks): Likewise.

gcc/testsuite/

* gcc.dg/lto/chkp-ctor-merge_0.c: New.

From-SVN: r221877

Daily bump.

From-SVN: r221876

re PR middle-end/65665 (g++.dg/torture/pr64378.C   -O2 -flto -fno-use-linker-plugin -flto-partition=none)

Fix PR ipa/65665

PR ipa/65665
* ipa-icf.c (sem_function::equals_wpa): Verify that IPA CP
has computed data structure.
(sem_item_optimizer::update_hash_by_addr_refs): Likewise.

From-SVN: r221872

Daily bump.

From-SVN: r221871

invoke.texi (inline-unit-growth): Increase growth to 20%

* invoke.texi (inline-unit-growth): Increase growth to 20%
* params.def (PARAM_INLINE_UNIT_GROWTH): Likewise.

From-SVN: r221868

re PR target/65647 (GCC won't stop when compile for armv6-m)

2015-04-04  Vladimir Makarov  <vmakarov@redhat.com>

PR target/65647
* lra-int.h (LRA_MAX_REMATERIALIZATION_PASSES): New.  Add its
value checking.
(lra_rematerialization_iter): New.
* lra.c (lra): Initialize lra_rematerialization_iter.
Stop updating lra_constraint_new_regno_start after switching of
inheritance and rematerialization.
* lra-remat.c (lra_rematerialization_iter): New.
(lra_remat): Add printing pass iteration.  Do rematerialization
only first LRA_MAX_REMATERIALIZATION_PASSES iterations.

2015-04-04  Vladimir Makarov  <vmakarov@redhat.com>

PR target/65647
* gcc.target/arm/pr65647.c: New.

From-SVN: r221867

re PR tree-optimization/64909 (Missed vectorization with bdver1)

2015-04-04  Richard Biener  <rguenther@suse.de>

PR tree-optimization/64909
PR tree-optimization/65660
* tree-vectorizer.h (vect_get_known_peeling_cost): Adjust
to take a cost vector for scalar iteration cost.
(vect_get_single_scalar_iteration_cost): Likewise.
* tree-vect-loop.c (vect_get_single_scalar_iteration_cost):
Compute the scalar iteration cost into a cost vector.
(vect_get_known_peeling_cost): Use the scalar cost vector to
account for the cost of the peeled iterations.
(vect_estimate_min_profitable_iters): Likewise.
* tree-vect-data-refs.c (vect_peeling_hash_get_lowest_cost):
Likewise.

From-SVN: r221866

Daily bump.

From-SVN: r221865

re PR target/65576 (ICE in gcc.c-torture/compile/pr33855.c)

PR target/65576
PR target/65240
* config/rs6000/predicates.md (zero_reg_mem_operand): Exclude
0.0 constant unless TARGET_VSX.
* config/rs6000/rs6000.md (extenddftf2_internal): Remove last
alternative.

From-SVN: r221862

re PR target/65648 (Bad code due to IRA fails to recognize the clobber in parallel)

PR ipa/65648
* ipa-inline-transform.c (inline_call): Skip sanity check to work
around the ICE

From-SVN: r221861

re PR ipa/65655 (ICE in speculative_call_info, at cgraph.c:1151)

PR ipa/65655
* ipa-inline-analysis.c (edge_set_predicate): Do not redirect
speculative indirect edges to avoid ordering issue.
* g++.dg/torture/pr65655.C: New testcase.

From-SVN: r221860

re PR ipa/65076 (16% tramp3d-v4.cpp compile time regression)

PR ipa/65076
* ipa-inline.c (edge_badness): Add combined size to the denominator.

From-SVN: r221859

re PR c++/64085 (ICE on C++14 lambda by-reference capture with an initializer)

/cp
2015-04-03  Paolo Carlini  <paolo.carlini@oracle.com>

PR c++/64085
* lambda.c (add_capture): Use dependent_type_p for capture by
reference too.

/testsuite
2015-04-03  Paolo Carlini  <paolo.carlini@oracle.com>

PR c++/64085
* g++.dg/cpp1y/lambda-init13.C: New.

From-SVN: r221858

* g++.dg/cpp0x/pr57101.C: Use proper type for size_t.

From-SVN: r221855

omp-low.c (scan_omp_parallel, [...]): Set TYPE_ARTIFICIAL on the .omp_data* types.

* omp-low.c (scan_omp_parallel, scan_omp_task, scan_omp_target): Set
TYPE_ARTIFICIAL on the .omp_data* types.

From-SVN: r221853

cgraphunit.c (cgraph_node::expand_thunk): Don't expand instrumentation thunks.

* cgraphunit.c (cgraph_node::expand_thunk): Don't expand
instrumentation thunks.

From-SVN: r221852

i386.c (ix86_expand_call): Avoid nested PARALLEL in returned call value.

* config/i386/i386.c (ix86_expand_call): Avoid nested
PARALLEL in returned call value.

From-SVN: r221851

lto-cgraph.c (input_cgraph_1): Always link instrumented assembler name with original one.

* lto-cgraph.c (input_cgraph_1): Always link instrumented
assembler name with original one.

From-SVN: r221850

Daily bump.

From-SVN: r221848

i386.c (ix86_register_priority): Use AX_REG.

* config/i386/i386.c (ix86_register_priority): Use AX_REG.

From-SVN: r221844

re PR c++/65642 ([C++11] GCC rejects valid constant expression)

PR c++/65642
* constexpr.c (cxx_eval_pointer_plus_expression): Call
cxx_eval_constant_expression on the first operand.

* g++.dg/cpp0x/constexpr-fold1.C: New test.
* g++.dg/cpp0x/constexpr-fold2.C: New test.

From-SVN: r221843

re PR c++/65625 (ICE in make_typename_type, at cp/decl.c:3499)

PR c++/65625
* decl.c (make_typename_type): Handle seeing a variable template.

From-SVN: r221842

2015-04-02  Paolo Carlini  <paolo.carlini@oracle.com>

Complete commit.

From-SVN: r221841

Revert parts of r216820.

* config/i386/i386.md (movqi_internal): Correct type calculation
for alternatives 3 and 5.

From-SVN: r221840

re PR preprocessor/61977 (powerpc preprocessor breaks on lines that end with "vector")

PR preprocessor/61977
* lex.c (cpp_peek_token): Temporarily clear pfile->cb.line_change.

* gcc.target/powerpc/pr61977-1.c: New test.
* gcc.target/powerpc/pr61977-2.c: New test.

From-SVN: r221839

re PR preprocessor/61977 (powerpc preprocessor breaks on lines that end with "vector")

PR preprocessor/61977
* config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Don't
predefine __vector/__bool/__pixel macros nor context sensitive
macros for CLK_ASM.
* config/spu/spu-c.c (spu_cpu_cpp_builtins): Similarly.

From-SVN: r221838

pa.c (pa_output_move_double): Directly handle register indexed memory operand.

* config/pa/pa.c (pa_output_move_double): Directly handle register
indexed memory operand.  Simplify handling of scaled register indexed
memory operands.

From-SVN: r221835

[Patch] Add myself as AArch64 Port Reviewer

* MAINTAINERS: Add myself as a reviewer for the AArch64 port.

From-SVN: r221834

Add myself as reviewer for arm port

    * MAINTAINERS: Add myself as an arm port reviewer.

From-SVN: r221833

re PR driver/65444 (-z bndplt isn't passed to linker for -mmpx when building dynamic objects)

gcc/
PR driver/65444
* config/i386/linux-common.h (MPX_SPEC): New.
(CHKP_SPEC): Add MPX_SPEC.
* doc/invoke.texi (-fcheck-pointer-boudns): Document
possible issues with '-z bndplt' support in linker.

libmpx/

PR driver/65444
* configure.ac: Add check for '-z bndplt' support
by linker. Add link_mpx output variable.
* libmpx.spec.in (link_mpx): New.
* configure: Regenerate.

From-SVN: r221831

sync.md (UNSPEC_FILD_ATOMIC, [...]): New.

* config/i386/sync.md (UNSPEC_FILD_ATOMIC, UNSPEC_FIST_ATOMIC): New.
(loaddi_via_fpu): Use UNSPEC_FILD_ATOMIC.
(storedi_via_fpu): Use UNSPEC_FIST_ATOMIC.
* reg-stack.c (get_true_reg): Change UNSPEC_LDA to UNSPEC_FILD_ATOMIC.
(subst_stack_regs_pat): Change UNSPEC_STA to UNSPEC_FIST_ATOMIC.

From-SVN: r221830

lto-cgraph.c (lto_output_node, [...]): Stream split_part.

* lto-cgraph.c (lto_output_node, input_overwrite_node): Stream
split_part.
* ipa-inline.c (edge_badness): Add wrapper penalty.
(sum_callers): Move up.
(inline_small_functions): Set single_caller.
* ipa-inline.h (inline_summary): Add single_caller.
* ipa-split.c (split_function): Set split_part.
(cgraph_node::create_clone): Do not shadow decl; copy split_part.
* cgraph.h (cgraph_node): Add split_part.

From-SVN: r221818

Daily bump.

From-SVN: r221817

re PR c++/56100 (spurious -Wshadow warning with local variable in template class)

/cp
2015-04-01  Paolo Carlini  <paolo.carlini@oracle.com>

PR c++/56100
* pt.c (instantiating_current_function_p): New.
* name-lookup.c (pushdecl_maybe_friend_1): Use it.
* cp-tree.h (instantiating_current_function_p): Declare.

/testsuite
2015-04-01  Paolo Carlini  <paolo.carlini@oracle.com>

PR c++/56100
* g++.dg/warn/Wshadow-8.C: New.
* g++.dg/warn/Wshadow-9.C: Likewise.
* g++.dg/warn/Wshadow-10.C: Likewise.
* g++.dg/warn/Wshadow-11.C: Likewise.

From-SVN: r221814

sync.md (UNSPEC_MOVA): Remove.

* config/i386/sync.md (UNSPEC_MOVA): Remove.
(atomic_load<mode>): Change operand 0 predicate to
nonimmediate_operand and fix up the destination when needed.
Use UNSPEC_LDA.
(atomic_loaddi_fpu): Use UNSPEC_LDA.
(atomic_store<mode>): Change operand 1 predicate to
nonimmendate_operand and move the source to register when needed.
Use UNSPEC_STA.
(atomic_store<mode>_1): Use UNSPEC_STA.
(atomic_storedi_fpu): Change operand 1 to nonimmediate_operand.
Fix moves from memory operand.  Use UNSPEC_STA.

From-SVN: r221811

re PR c++/65646 (ICE in invalid syntax)

PR c++/65646
* decl.c (grokvardecl): Don't call check_explicit_specialization
for non-template members of a class template.

From-SVN: r221810

expmed.c (strict_volatile_bitfield_p): Check that the access will not cross a MODESIZE boundary.

gcc:
2015-04-01  Bernd Edlinger  <bernd.edlinger@hotmail.de>

        * expmed.c (strict_volatile_bitfield_p): Check that the access will
        not cross a MODESIZE boundary.
        (store_bit_field, extract_bit_field): Added assertions in the
        strict volatile bitfields code path.

testsuite:
2015-04-01  Bernd Edlinger  <bernd.edlinger@hotmail.de>

        * gcc.dg/pr23623.c: Added aligned attribute.
        * gcc.dg/20141029-1.c: Likewise.
        * gcc.dg/20150306-1.c: New test.

From-SVN: r221809

re PR middle-end/65554 (ICE: verify_gimple failed)

PR c++/65554
* class.c (finish_struct): Require that the second field of a
user-defined initializer_list be of size type.

* g++.dg/cpp0x/initlist93.C: New test.
* g++.dg/cpp0x/initlist94.C: New test.

From-SVN: r221808

re PR target/65624 (ICE in aarch64-builtins.c when expanding 4-argument aarch64 intrinsic.)

2015-04-01  Max Ostapenko  <m.ostapenko@partner.samsung.com>

PR target/65624

gcc/
* config/aarch64/aarch64-builtins.c (aarch64_simd_expand_builtin): Increase
args array size by one to avoid buffer overflow.

gcc/testsuite/
* gcc.target/aarch64/pr65624.c: New test.

From-SVN: r221807

lto-cgraph.c (lto_output_node, [...]): Stream split_part.

* lto-cgraph.c (lto_output_node, input_overwrite_node): Stream
split_part.
* ipa-inline.c (edge_badness): Add wrapper penalty.
(sum_callers): Move up.
(inline_small_functions): Set single_caller.
* ipa-inline.h (inline_summary): Add single_caller.
* ipa-split.c (split_function): Set split_part.
(cgraph_node::create_clone): Do not shadow decl; copy split_part.
* cgraph.h (cgraph_node): Add split_part.

* gcc.dg/ipa/inlinehint-4.c: New testcase.

From-SVN: r221806

Daily bump.

From-SVN: r221805

Remove some files that were accidentally committed in 2014.

From-SVN: r221802

pr45701-1.c (history_expand_line_internal): Add an extra variable to force stack alignment.

2015-03-31  Alex Velenko  <Alex.Velenko@arm.com>

* gcc.target/arm/pr45701-1.c (history_expand_line_internal): Add an
extra variable to force stack alignment.
* gcc.target/arm/pr45701-2.c (history_expand_line_internal): Add an
extra variable to force stack alignment.

From-SVN: r221801

go/cmd/go: always link external test packages first

When linking complex packages that use both internal and external tests as well as many dependencies it is critical that the link order be external test package, internal test package, everything else.

This change is a back (forward?) port of the same change that canonical have been maintaining on their fork of the go tool for gccgo. Now that gccgo uses the go tool from upstream, this patch should be applied both to the gofrontend and golang/go repos.

From-SVN: r221800

re PR c++/65390 (ICE in strip_typedefs, at cp/tree.c:1361)

PR c++/65390
* tree.c (build_cplus_array_type): Use dependent_type_p rather than
checking for constness.

* g++.dg/template/pr65390.C: New test.

From-SVN: r221799

re PR target/58945 (Improve atomic_compare_and_swap*_doubleword pattern)

PR target/58945
* config/i386/sync.md (atomic_compare_and_swap<dwi>_doubleword):
Do not split operands 0 and operands 2 to halfmode.
(atomic_compare_and_swap<mode>): Update for
atomic_compare_and_swap<dwi>_doubleword changes.

From-SVN: r221798

tree.c (need_assembler_name_p): Artificial types have no ODR names.

* tree.c (need_assembler_name_p): Artificial types have no ODR
names.
* ipa-devirt.c (warn_odr): Do not try to apply ODR cache when
no caching is done.
* lto.c (lto_read_decls): Move code registering odr types out
of TYPE_CANONICAL conditional and also register polymorphic types.

From-SVN: r221797

re PR ipa/65557 (ICE: SIGSEGV in hash_table<>::find_slot_with_hash() with -fdevirtualize -fipa-cp -fipa-icf-functions)

Fix PR65557.

* ipa-icf.c (sem_function::equals_wpa): Check if IPA CP
has already filled up function summary.
(sem_item_optimizer::update_hash_by_addr_refs): Likewise.
* g++.dg/ipa/pr65557.C: New test.

From-SVN: r221796

tree-sra.c (create_access_replacement): Drop under-/over-alignment of types.

2015-03-31  Richard Biener  <rguenther@suse.de>

* tree-sra.c (create_access_replacement): Drop under-/over-alignment
of types.

From-SVN: r221795

S/390: Hotpatch: Remove special handling of nested functions.

gcc/
2015-03-31  Dominik Vogt  <vogt@linux.vnet.ibm.com>

    * config/s390/s390.c (s390_function_num_hotpatch_hw): Allow hotpatching
    nested functions.
    (s390_reorg): Adapt to new signature of s390_function_num_hotpatch_hw.
    (s390_asm_output_function_label): Adapt to new signature of
    s390_function_num_hotpatch_hw
    Optimise the code generating assembler output.
    Add comments to assembler file.

gcc/testsuite/
2015-03-31  Dominik Vogt  <vogt@linux.vnet.ibm.com>

    * gcc.target/s390/hotpatch-25.c: New test.
    * gcc.target/s390/hotpatch-1.c: Update test.
    * gcc.target/s390/hotpatch-10.c: Update test.
    * gcc.target/s390/hotpatch-11.c: Update test.
    * gcc.target/s390/hotpatch-12.c: Update test.
    * gcc.target/s390/hotpatch-13.c: Update test.
    * gcc.target/s390/hotpatch-14.c: Update test.
    * gcc.target/s390/hotpatch-15.c: Update test.
    * gcc.target/s390/hotpatch-16.c: Update test.
    * gcc.target/s390/hotpatch-17.c: Update test.
    * gcc.target/s390/hotpatch-18.c: Update test.
    * gcc.target/s390/hotpatch-19.c: Update test.
    * gcc.target/s390/hotpatch-2.c: Update test.
    * gcc.target/s390/hotpatch-21.c: Update test.
    * gcc.target/s390/hotpatch-22.c: Update test.
    * gcc.target/s390/hotpatch-23.c: Update test.
    * gcc.target/s390/hotpatch-24.c: Update test.
    * gcc.target/s390/hotpatch-3.c: Update test.
    * gcc.target/s390/hotpatch-4.c: Update test.
    * gcc.target/s390/hotpatch-5.c: Update test.
    * gcc.target/s390/hotpatch-6.c: Update test.
    * gcc.target/s390/hotpatch-7.c: Update test.
    * gcc.target/s390/hotpatch-8.c: Update test.
    * gcc.target/s390/hotpatch-9.c: Update test.
    * gcc.target/s390/hotpatch-compile-16.c: Update test.

From-SVN: r221794

re PR c++/65626 (ICE in fixup_noreturn_call called by tree-ssa-forwprop.c:2492)

2015-03-31  Richard Biener  <rguenther@suse.de>

PR middle-end/65626
* tree-cfgcleanup.c (fixup_noreturn_call): Only split the block
of the noreturn call so it is last and cleanup_control_flow_bb
can do the CFG part.

* g++.dg/torture/pr65626.C: New testcase.

From-SVN: r221790

Fix bzero warning in child_setup_tty

2015-03-31  Tom de Vries  <tom@codesourcery.com>

PR ada/65490
* terminals.c (child_setup_tty): Fix warning 'argument to sizeof in
bzero call is the same expression as the destination'.

From-SVN: r221789

re PR target/65531 (ICE: symtab_node::verify failed: Two symbols with same comdat_group are not linked by the same_comdat_group list. with -fcheck-pointer-bounds -mmpx)

gcc/

PR target/65531
* ipa-chkp.c (chkp_maybe_create_clone): Don't set
same_comdat_group for external symbols.
* symtab.c (symtab_node::verify_symtab_nodes): Avoid
infinite same_comdat_group traversal loop.

gcc/testsuite/

PR target/65531
* gcc.target/i386/mpx/pr65531.cc: New.

From-SVN: r221788

re PR target/65602 (gcc.target/i386/mpx tests FAIL)

PR target/65602
* gcc.target/i386/mpx/alloca-1-lbv.c (mpx_test): Use
__builtin_alloca instead of alloca.
* gcc.target/i386/mpx/alloca-1-nov.c (mpx_test): Likewise.
* gcc.target/i386/mpx/alloca-1-ubv.c (mpx_test): Likewise.
* lib/mpx-dg.exp (check_effective_target_mpx): Add wrapper
check.

From-SVN: r221787

re PR plugins/61176 (plugin builds including gimple.h not building)

PR plugins/61176
* Makefile.in (install-plugin): Add all gcc/*.{h,def} files
automatically to $headers.

From-SVN: r221786

Daily bump.

From-SVN: r221785

compiler: Mark builtin calls with bad types as errors.

Fixes golang/go/#10285.

From-SVN: r221782

re PR ipa/65610 (Compare debug failure with -g3 -fsanitize=undefined -fno-sanitize=vptr -O3)

PR ipa/65610
* ipa-utils.h (inlined_polymorphic_ctor_dtor_block_p): Declare.
* ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p): New
function.
(decl_maybe_in_construction_p, noncall_stmt_may_be_vtbl_ptr_store):
Use it.
* ipa-prop.c (param_type_may_change_p): Likewise.
* tree-ssa-live.c: Include ipa-utils.h and its dependencies.
(remove_unused_scope_block_p): Add in_ctor_dtor_block
argument.  Before inlining, preserve
inlined_polymorphic_ctor_dtor_block_p blocks and the outermost block
with FUNCTION_DECL BLOCK_ABSTRACT_ORIGIN inside of them.  Adjust
recursive calls.
(remove_unused_locals): Adjust remove_unused_scope_block_p caller.

* g++.dg/ubsan/pr65610.C: New test.

From-SVN: r221781

re PR c++/65398 ([C++11] GCC rejects constexpr variable definitions with valid initialization)

PR c++/65398
* constexpr.c (cxx_fold_indirect_ref): Don't perform the
 *(&A[i] p+ j) => A[i + j] transformation here.
(cxx_eval_pointer_plus_expression): New function.
(cxx_eval_constant_expression): Use it here.

* g++.dg/cpp0x/pr65398-2.C: New test.

From-SVN: r221777

re PR middle-end/65597 (ICE in build_outer_var_ref, at omp-low.c:1043)

PR fortran/65597
* trans-openmp.c (gfc_trans_omp_do): For !simple simd with explicit
linear clause for the iterator set OMP_CLAUSE_LINEAR_NO_COPYIN.
For implcitly added !simple OMP_CLAUSE_LINEAR set it too.  Use step 1
instead of the original step on the new iterator - count.

* testsuite/libgomp.fortran/pr65597.f90: New test.

From-SVN: r221776

re PR libstdc++/65630 (operator+ for new std::string not exported)

PR libstdc++/65630
* config/abi/pre/gnu.ver: Export operator+ for new strings.
* testsuite/21_strings/basic_string/operators/char/65630.cc: New.
* testsuite/21_strings/basic_string/operators/wchar_t/65630.cc: New.

From-SVN: r221775

compiler: implement Go 1 unsafe.Pointer conversion rules

Any type whose underlying type is uintptr can be converted
to unsafe.Pointer, and vice versa.

Fixes golang/go#10284.

From-SVN: r221774

* c-c++-common/pr65556.c: Change the width of bit-fields.

From-SVN: r221771

lto-symtab.c (lto_symtab_merge_decls_2): Silence warning on DECL_ARTIFICAL symbols.

* lto-symtab.c (lto_symtab_merge_decls_2): Silence warning on
DECL_ARTIFICAL symbols.

From-SVN: r221770

re PR ipa/65076 (16% tramp3d-v4.cpp compile time regression)

PR ipa/65076
* ipa-inline.c (edge_badness): Base denominator on callee's
grwoth squared.

From-SVN: r221769

Daily bump.

From-SVN: r221768

re PR libffi/65567 (ERROR: tcl error sourcing /test/gnu/gcc/gcc/libffi/testsuite/libffi.complex/complex.exp)

PR libffi/65567
* testsuite/lib/libffi.exp (libffi_feature_test): Use split to ensure
lindex is applied to a list.

From-SVN: r221765

re PR ipa/65588 (lto1: internal compiler error: Segmentation fault)

PR ipa/65588
* gcc.target/i386/pr65588.c: New testcase.

From-SVN: r221764

re PR ipa/65478 (crafty performance regression)

PR ipa/65478
* params.def (PARAM_IPA_CP_RECURSION_PENALTY) : New.
(PARAM_IPA_CP_SINGLE_CALL_PENALTY): Likewise.
* ipa-prop.h (ipa_node_params): New flags node_within_scc and
node_calling_single_call.
* ipa-cp.c (count_callers): New function.
(set_single_call_flag): Likewise.
(initialize_node_lattices): Count callers and set single_flag_call if
necessary.
(incorporate_penalties): New function.
(good_cloning_opportunity_p): Use it, dump new flags.
(propagate_constants_topo): Set node_within_scc flag if appropriate.
* doc/invoke.texi (ipa-cp-recursion-penalty,
ipa-cp-single-call-pentalty): Document.

From-SVN: r221763

re PR libfortran/65563 (Segfault on reopening fort.xxx file with explicit name)

2015-03-29  Thomas Koenig  <tkoenig@gcc.gnu.org>

PR libgfortran/65563
Refer to correct PR in ChangeLog.

From-SVN: r221762

re PR target/65564 (builtin-bnd-narrow-ptr-bounds-2-nov.c:15:1: internal compiler error: in simplify_subreg, at simplify-rtx.c:5745)

2015-03-29  Thomas Koenig  <tkoenig@gcc.gnu.org>

PR libgfortran/65564
* gfortran.dg/open_errors_2.f90:  New test.

From-SVN: r221761

Daily bump.

From-SVN: r221760

re PR libstdc++/65500 (FAIL: 17_intro/headers/c++2014/all_attributes.cc (test for excess errors))

PR libstdc++/65500
* inclhack.def (hpux11_lwp_rwlock_valid): New fix.
* fixincl.x: Regenerate.
* tests/base/sys/pthread.h [HPUX11_LWP_RWLOCK_VALID_CHECK]: New test.

From-SVN: r221757

re PR fortran/65596 (NAMELIST bug with f2003: reads too far)

2015-03-28 Jerry DeLisle  <jvdelisle@gcc.gnu.org>

PR libgfortran/65596
* gfortran.dg/namelist_86.f90: New test.

From-SVN: r221756

re PR fortran/65596 (NAMELIST bug with f2003: reads too far)

2015-03-28 Jerry DeLisle  <jvdelisle@gcc.gnu.org>

PR libgfortran/65596
* io/transfer.c (data_transfer_init): If in namelist mode and
delimiter is not specified, set it to DELIM_QUOTE, independent
of -std.
* io/unit.c (init_units): Set flags.delim to the correct
initial value of DELIM_UNSPECIFIED.

From-SVN: r221753

unlimited_polymorphic_24.f03: Fixing copyright statement to reflect new ownership.

* gfortran.dg/unlimited_polymorphic_24.f03: Fixing copyright
statement to reflect new ownership.

From-SVN: r221752

re PR c++/42328 (rejects valid friend)

2015-03-28  Paolo Carlini  <paolo.carlini@oracle.com>

PR c++/42328
* g++.dg/template/friend58.C: New.
* g++.dg/template/friend59.C: Likewise.

From-SVN: r221751

re PR libstdc++/65420 (Enumerators in std::regex_constants should be constexpr variables instead)

PR libstdc++/65420
* include/bits/regex_constants.h: Use constexpr variables for flags.
* testsuite/28_regex/constants/constexpr.cc: New testcase.

From-SVN: r221750

Daily bump.

From-SVN: r221749

re PR ipa/65588 (lto1: internal compiler error: Segmentation fault)

PR ipa/65588
* symtab.c (symtab_node::get_partitioning_class): Register vars
are duplicated.
* varpool.c (symbol_table::output_variables) Do not assemble unefined
decls for non-symbols.

From-SVN: r221745

re PR c/65586 (-fopenmp-simd rejects valid input)

2015-03-27  Tobias Burnus  <burnus@net-b.de>

        PR c/65586
gcc/c/
        * c-parser.c (c_parser_skip_to_pragma_eol): Optionally, don't
        error out.
        (c_parser_omp_for, c_parser_omp_parallel, c_parser_omp_distribute,
        c_parser_omp_teams, c_parser_omp_target, c_parser_omp_declare):
        Update calls to not error for skipped omp pragmas with -fopenmp-simd.

gcc/cp/
        * parser.c (cp_parser_omp_for, cp_parser_omp_parallel,
        cp_parser_omp_distribute, cp_parser_omp_teams, cp_parser_omp_target,
        cp_parser_omp_declare): Don't show error for skipped omp pragmas
        with -fopenmp-simd.

gcc/testsuite/
        * g++.dg/gomp/openmp-simd-3.C: New.
        * gcc.dg/gomp/openmp-simd-3.c: New.

From-SVN: r221744

Add default_binds_local_p_2 and use it for x86

Protected data symbol means that it can't be pre-emptied.  It doesn't mean
its address won't be external.  This is true for pointer to protected
function.  With copy relocation, address of protected data defined in the
shared library may also be external.  We only know that for sure at
run-time.  TARGET_BINDS_LOCAL_P should return false on protected data
symbol.

gcc/

PR target/65248
* output.h (default_binds_local_p_2): New.
* varasm.c (default_binds_local_p_2): Renamed to ...
(default_binds_local_p_3): This.  Don't return true on protected
data symbol if protected data may be external.
(default_binds_local_p): Use default_binds_local_p_3.
(default_binds_local_p_1): Likewise.
(default_binds_local_p_2): New.
* config/i386/i386.c (TARGET_BINDS_LOCAL_P): Set to
default_binds_local_p_2 if TARGET_MACHO is undefined.

gcc/testsuite/

PR target/65248
* gcc.target/i386/pr65248-1.c: New file.
* gcc.target/i386/pr65248-2.c: Likewise.
* gcc.target/i386/pr65248-3.c: Likewise.
* gcc.target/i386/pr65248-4.c: Likewise.

From-SVN: r221742

re PR target/65593 (internal compiler error: in extract_insn, at recog.c:2343)

PR target/65593
* config/i386/i386.c (legitimize_pic_address): If base
is SYMBOL_REF or LABEL_REF using %rip addressing, force
it to reg to avoid PLUS of SYMBOL_REF/LABEL_REF and register.

* gcc.c-torture/compile/pr65593.c: New test.

From-SVN: r221741

re PR c++/59329 (Using `assert(...)` is not allowed in constexpr functions)

2015-03-27  Paolo Carlini  <paolo.carlini@oracle.com>

PR c++/59329
* g++.dg/cpp1y/constexpr-assert1.C: New.

From-SVN: r221740

Install back PR target/47230 fix (Revert the revert).

From-SVN: r221739

re PR c++/65556 (ICE: verify_gimple failed (type precision mismatch in switch statement))

PR c++/65556
* semantics.c (finish_switch_cond): If the unlowered type is not an
enum, use the type of the condition.

* c-c++-common/pr65556.c: New test.

From-SVN: r221738

re PR c++/65509 ([C++11] GCC rejects operator== with two distinct pointers as not constexpr)

PR c++/65509
* decl.c (make_rtl_for_nonlocal_decl): Don't defer static
constants.

From-SVN: r221737

re PR target/65531 (ICE: symtab_node::verify failed: Two symbols with same comdat_group are not linked by the same_comdat_group list. with -fcheck-pointer-bounds -mmpx)

PR target/65531
* symtab.c (symtab_node::verify_symtab_nodes): Fix verification of
comdat groups.

From-SVN: r221736

re PR ipa/65600 (bost testsuite failure: ICE: Segmentation fault)

PR ipa/65600
* cgraph.c (cgraph_update_edges_for_call_stmt_node): Fix the case
of optimized out indirect call.
(redirect_to_unreachable): Always build symbol table node for
BUILT_IN_UNREACHABLE
* g++.dg/torture/pr65600.C: New testcase.

From-SVN: r221735

re PR target/65407 (Extra mask register move in gcc.target/i386/avx512f-kandnw-1.c)

2015-03-27  Vladimir Makarov  <vmakarov@redhat.com>

PR target/65407
* ira-costs.c (record_reg_classes): Process all constraint string
containing 0-9.

2015-03-27  Vladimir Makarov  <vmakarov@redhat.com>

PR target/65407
* gcc.target/i386/avx512f-kandnw-1.c: Add scanning kmovw.

From-SVN: r221734

Allow misaligned volatile stores in C6X.

* config/c6x/c6x.md (movmisalign<mode>): Use MEM_P, not
memory_operand.

From-SVN: r221732

Fix c6x-uclinux build failure.

* config/c6x/constraints.md (S3): New constraint.
* config/c6x/c6x.md (real_jump): Use it.

From-SVN: r221731

re PR libstdc++/65499 (Missing "using namespace literals::chrono_literals" in std::chrono)

PR libstdc++/65499
* include/std/chrono: Add using-directive for literals to std::chrono.
* testsuite/20_util/duration/literals/65499.cc: New.

From-SVN: r221730

unlimited_polymorphic_24.f03: Added copyright statement and cleanup.

* gfortran.dg/unlimited_polymorphic_24.f03: Added copyright
statement and cleanup. Fixed typos.

From-SVN: r221729

Add verification to libgomp.graphite/force-parallel-6.c

2015-03-27  Tom de Vries  <tom@codesourcery.com>

PR testsuite/65594
* testsuite/libgomp.graphite/force-parallel-6.c (abort): Declare.
(init, check): New function.
(foo): Change return type to void.
(main): Call init and check.

From-SVN: r221728