* cfgloopanal.c: Include sreal.h
	(average_num_loop_insns): Use counts and sreal for accounting.

From-SVN: r254807

	* cfgloopmanip.c (duplicate_loop_to_header_edge): Cleanup profile
	manipulation.

From-SVN: r254806

2017-11-16  Yannick Moy  <moy@adacore.com>

	* sem_elab.adb (Include): Fix mode of parameter Curr to out.

2017-11-16  Piotr Trojanek  <trojanek@adacore.com>

	* sem_util.ads, sem_util.adb (Is_CCT_Instance): Allow calls where
	Context_Id denotes a record type.

2017-11-16  Hristian Kirtchev  <kirtchev@adacore.com>

	* sem_ch8.adb (Check_SPARK_Primitive_Operation): Enable the check in
	instantiations.

2017-11-16  Doug Rupp  <rupp@adacore.com>

	Initial gnat port to aarch64-wrs-vxworks7
	* libgnarl/s-vxwork__aarch64.ads,
	libgnat/system-vxworks7-aarch64-rtp-smp.ads,
	libgnat/system-vxworks7-aarch64.ads: New files
	* sigtramp-vxworks-target.inc (aarch64): New section.
	* tracebak.c (USE_ARM_UNWINDING): Disable for ARMARCH8A.

From-SVN: r254805

2017-11-16  Hristian Kirtchev  <kirtchev@adacore.com>

	* sem_elab.adb (Include): Including a node which is also a compilation
	unit terminates the search because there are no more lists to examine.

2017-11-16  Hristian Kirtchev  <kirtchev@adacore.com>

	* sem_ch8.adb (Analyze_Subprogram_Renaming): Ensure that a renaming
	declaration does not define a primitive operation of a tagged type for
	SPARK.
	(Check_SPARK_Primitive_Operation): New routine.

2017-11-16  Arnaud Charlet  <charlet@adacore.com>

	* libgnat/a-elchha.adb (Last_Chance_Handler): Display Argv (0) in
	message when using -E binder switch.

2017-11-16  Piotr Trojanek  <trojanek@adacore.com>

	* errout.ads: Fix minor typo in comment.

From-SVN: r254804

2017-11-16  Ed Schonberg  <schonberg@adacore.com>

	* sem_ch3.adb (Process_Subtype): If the subtype indication does not
	syntactically denote a type, return Any_Type to prevent subsequent
	compiler crashes or infinite loops.

2017-11-16  Steve Baird  <baird@adacore.com>

	* lib-writ.adb: Fix bug which causes Program_Error to be raised in some
	cases when writing out a .ali file when a Rename_Pragma pragma is in
	effect.
	* lib-writ.adb (Write_Unit_Information): Replace call to
	Pragma_Name_Unmapped with call to Pragma_Name.

2017-11-16  Gary Dismukes  <dismukes@adacore.com>

	* sem_elab.adb: Minor typo fixes.

2017-11-16  Justin Squirek  <squirek@adacore.com>

	* sem_res.adb (Resolve_Allocator): Correct warning messages and make
	them more explicit.

From-SVN: r254803

2017-11-16  Hristian Kirtchev  <kirtchev@adacore.com>

	* atree.ads (Nkind_In): Add 10 and 11 parameter versions.
	* checks.adb (Install_Primitive_Elaboration_Check): Mark the setting of
	the elaboration flag as elaboration code.
	* einfo.adb (Contract): Update the comments.
	(Ignore_SPARK_Mode_Pragmas): Update the comments.
	(SPARK_Aux_Pragma): Update the comments.
	(SPARK_Aux_Pragma_Inherited): Update the comments.
	(SPARK_Pragma): Update the comments. The attribute now applies
	to all types and abstract states.
	(SPARK_Pragma_Inherited): Update the comments. The attribute now
	applies to all types and abstract states.
	(Set_Contract): Update the comments.
	(Set_Ignore_SPARK_Mode_Pragmas): Update the comments.
	(Set_SPARK_Aux_Pragma): Update the comments.
	(Set_SPARK_Aux_Pragma_Inherited): Update the comments.
	(Set_SPARK_Pragma): Update the comments. The attribute now applies to
	all types and abstract states.
	(Set_SPARK_Pragma_Inherited): Update the comments. The attribute now
	applies to all types and abstract states.
	(Write_Field40_Name): Add output for SPARK_Pragma when it appears on a
	type and abstract states.
	* einfo.ads: Update the documentation of attributes SPARK_Pragma and
	SPARK_Pragma_Inherited.  Both of them now apply to all types and
	abstract states.
	* exp_util.adb (Set_Elaboration_Flag): Mark the setting of the
	elaboration flag as elaboration code.
	* sem_ch3.adb: Add with and use clauses for Sem_Elab.
	(Analyze_Full_Type_Declaration): Set the SPARK_Mode of the type. Record
	a derived type for later processing by the ABE mechanism.
	(Analyze_Incomplete_Type_Decl): Set the SPARK_Mode of the type.
	(Analyze_Private_Extension_Declaration): Set the SPARK_Mode of the
	type.
	* sem_ch7.adb (Analyze_Private_Type_Declaration): Set the SPARK_Mode of
	the type.
	* sem_elab.adb: Define the term "early call region".  Update the
	terminology for "scenario" and "target".  Update the architecture of
	the ABE mechanism.  Update the steps which must be taken when adding a
	new scenario.  Update the section on debugging ABE issues.  Add new
	hash tables Early_Call_Regions and Recorded_SPARK_Scenarios.  Add new
	table SPARK_Scenarios.  Hash table Elaboration_Context is now
	Elaboration_Statuses.  The majority of Process_xxx routines have been
	updated to better reflect their role.
	(Add_Unit): Reimplemented.
	(Check_Elaboration_Constituent): New routine.
	(Check_Elaboration_Scenarios): Verify previously recorded scenarios for
	conditional ABE issues. Verify previously recorded SPARK scenarios.
	(Check_SPARK_Derived_Type): New routine.
	(Check_SPARK_Instantiation): New routine.
	(Check_SPARK_Scenario): New routine.
	(Check_SPARK_Refined_State_Pragma): New routine.
	(Early_Call_Region): New routine.
	(Elaboration_Status): New routine.
	(Ensure_Prior_Elaboration): Add new formal parameter Prag_Nam. The
	implicit Elabotate[_All] pragma is now specified via Prag_Nam.
	(Find_Early_Call_Region): New routine.
	(Info_Scenario): Add output for refinement constituents.
	(Is_Recorded_SPARK_Scenario): New routine.
	(Is_Suitable_SPARK_Derived_Type): New routine.
	(Is_Suitable_SPARK_Instantiation): New routine.
	(Is_Suitable_SPARK_Refined_State_Pragma): New routine.
	(Is_Visited_Body): New routine.
	(Kill_Elaboration_Scenario): Reimplemented.
	(Output_Active_Scenarios): Add output for pragma Refined_State.
	(Output_SPARK_Refined_State_Pragma): New routine.
	(Process_Conditional_ABE_Call): Remove the use of -gnatd.v. The effect
	is now achieved by different means.
	(Process_Conditional_ABE_Call_SPARK): Verify that a call which precedes
	the subprogram body appears within the early call region of the body.
	Either ensure the prior elaboration of external subprograms or verify
	that the context meets the suitable elaboration requirement.
	(Process_Conditional_ABE_Instantiation_SPARK): New routine.
	(Record_Elaboration_Scenario): Reimplement the portion which enforces
	the level restrictions of the static model. Add support for SPARK
	scenarios.
	(Record_SPARK_Elaboration_Scenario): New routine.
	(Reset_Visited_Bodies): New routine.
	(Set_Early_Call_Region): New routine.
	(Set_Elaboration_Status): New routine.
	(Set_Is_Recorded_SPARK_Scenario): New routine.
	(Update_Elaboration_Scenario): Reimplemented.
	* sem_elab.ads: Add new subtype Library_Or_Instantiation_Level.
	* sem_prag.adb (Analyze_Refined_State_In_Decl_Part): Save the pragma
	for examination by the ABE Processing phase.
	(Create_Abstract_State): Save the SPARK_Mode from the context.
	* sem_util.adb (Is_Non_Preelaborable_Construct): New routine.
	* sem_util.ads (Is_Non_Preelaborable_Construct): New routine.
	* sinfo.adb (Is_Elaboration_Code): New routine.
	(Set_Is_Elaboration_Code): New routine.
	(Nkind_In): Add 10 and 11 parameter versions.
	* sinfo.ads: Add new attribute Is_Elaboration_Code along with
	occurrences in nodes.
	(Is_Elaboration_Code): New routine along with pragma Inline.
	(Set_Is_Elaboration_Code): New routine along with pragma Inline.
	(Nkind_In): Add 10 and 11 parameter versions.

2017-11-16  Justin Squirek  <squirek@adacore.com>

	* sem.adb (Analyze): Remove requirement that the original node of N be
	an operator in the case that analysis on the node yields the relevant
	operator - so prefer it instead.

From-SVN: r254802

sem_ch6.adb (Create_Extra_Formals): The type of the BIP_Object_Access formal must not have a designated type that...

2017-11-16  Bob Duff  <duff@adacore.com>

	* sem_ch6.adb (Create_Extra_Formals): The type of the BIP_Object_Access
	formal must not have a designated type that is the full view coming
	from a limited-with'ed package.
	* sem_util.adb,sem_util.ads (Incomplete_View_From_Limited_With): New
	function called from sem_ch6.
	* sem_ch5.adb (Analyze_Assignment): Treat user-defined concatenation
	specially for b-i-p cases.

From-SVN: r254801

gcc/
	* config/nds32/constraints.md: Provide more constraints.
	* config/nds32/nds32.h (enum reg_class, REG_CLASS_NAMES,
	REG_CLASS_CONTENTS): Define R5_REG, R8_REG, and FRAME_POINTER_REG to
	support constraints usage.

Co-Authored-By: Kito Cheng <kito.cheng@gmail.com>

From-SVN: r254800

gcc/
	* config/nds32/constants.md (UNSPEC_VOLATILE_FUNC_RETURN): Remove.

From-SVN: r254799

gcc/
	* config/nds32/nds32.opt: Add mext-perf, mext-perf2, mext-string.
	* config/nds32/nds32.opt: Refine the layout.
	* config/nds32/nds32.c (TARGET_EXT_PERF, TARGET_EXT_PERF2,
	TARGET_EXT_STRING): Support new options.
	* config/nds32/nds32.h: Likewise.
	* config/nds32/nds32.md: Likewise.
	* config/nds32/nds32-predicates.c: Likewise.
	* config/nds32/constraints.md: Likewise.
	* common/config/nds32/nds32-common.c: Likewise.

Co-Authored-By: Kito Cheng <kito.cheng@gmail.com>

From-SVN: r254798

gcc/
	PR target/82983
	* config/i386/gfniintrin.h: Add sse check.
	* config/i386/i386.c (ix86_expand_builtin): Fix gfni check.

From-SVN: r254797

gcc/
	* common/config/i386/i386-common.c (OPTION_MASK_ISA_AVX512VBMI2_SET,
	OPTION_MASK_ISA_AVX512VBMI2_UNSET): New.
	(ix86_handle_option): Handle -mavx512vbmi2.
	* config/i386/cpuid.h: Add bit_AVX512VBMI2.
	* config/i386/driver-i386.c (host_detect_local_cpu): Handle new bit.
	* config/i386/i386-c.c (__AVX512VBMI2__): New.
	* config/i386/i386.c (ix86_target_string): Handle -mavx512vbmi2.
	(ix86_valid_target_attribute_inner_p): Ditto.
	* config/i386/i386.h (TARGET_AVX512VBMI2, TARGET_AVX512VBMI2_P): New.
	* config/i386/i386.opt (mavx512vbmi2): New option.
	* doc/invoke.texi: Add new option.

From-SVN: r254796

gcc/
	* config/i386/gfniintrin.h (_mm_gf2p8mul_epi8, _mm256_gf2p8mul_epi8,
	_mm_mask_gf2p8mul_epi8, _mm_maskz_gf2p8mul_epi8,
	_mm256_mask_gf2p8mul_epi8, _mm256_maskz_gf2p8mul_epi8,
	_mm512_mask_gf2p8mul_epi8, _mm512_maskz_gf2p8mul_epi8,
	_mm512_gf2p8mul_epi8): New intrinsics.
	* config/i386/i386-builtin-types.def
	(V64QI_FTYPE_V64QI_V64QI): New type.
	* config/i386/i386-builtin.def (__builtin_ia32_vgf2p8mulb_v64qi,
	__builtin_ia32_vgf2p8mulb_v64qi_mask, __builtin_ia32_vgf2p8mulb_v32qi,
	__builtin_ia32_vgf2p8mulb_v32qi_mask, __builtin_ia32_vgf2p8mulb_v16qi,
	__builtin_ia32_vgf2p8mulb_v16qi_mask): New builtins.
	* config/i386/sse.md (vgf2p8mulb_*): New pattern.
	* config/i386/i386.c (ix86_expand_args_builtin): Handle new type.
gcc/testsuite/
	* gcc.target/i386/avx512f-gf2p8mulb-2.c: New runtime tests.
	* gcc.target/i386/avx512vl-gf2p8mulb-2.c: Ditto.
	* gcc.target/i386/gfni-1.c: Add tests for GF2P8MUL.
	* gcc.target/i386/gfni-2.c: Ditto.
	* gcc.target/i386/gfni-3.c: Ditto.
	* gcc.target/i386/gfni-4.c: Ditto.

From-SVN: r254795

From-SVN: r254794

From-SVN: r254793

	* config/i386/i386.c (x86_print_call_or_nop): Emit 5 byte nop
	explicitly as a stream of bytes.

From-SVN: r254788

[gcc]

2017-11-15  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>

	* config/rs6000/altivec.h (vec_xst_be): New #define.
	* config/rs6000/altivec.md (altivec_vperm_<mode>_direct): Rename
	and externalize from *altivec_vperm_<mode>_internal.
	* config/rs6000/rs6000-builtin.def (XL_BE_V16QI): Remove macro
	instantiation.
	(XL_BE_V8HI): Likewise.
	(XL_BE_V4SI): Likewise.
	(XL_BE_V4SI): Likewise.
	(XL_BE_V2DI): Likewise.
	(XL_BE_V4SF): Likewise.
	(XL_BE_V2DF): Likewise.
	(XST_BE): Add BU_VSX_OVERLOAD_X macro instantiation.
	* config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Correct
	all array entries with these keys: VSX_BUILTIN_VEC_XL,
	VSX_BUILTIN_VEC_XL_BE, VSX_BUILTIN_VEC_XST.  Add entries for key
	VSX_BUILTIN_VEC_XST_BE.
	* config/rs6000/rs6000.c (altivec_expand_xl_be_builtin): Remove.
	(altivec_expand_builtin): Remove handling for VSX_BUILTIN_XL_BE_*
	built-ins.
	(altivec_init_builtins): Replace conditional calls to def_builtin
	for __builtin_vsx_ld_elemrev_{v8hi,v16qi} and
	__builtin_vsx_st_elemrev_{v8hi,v16qi} based on TARGET_P9_VECTOR
	with unconditional calls.  Remove calls to def_builtin for
	__builtin_vsx_le_be_<mode>.  Add a call to def_builtin for
	__builtin_vec_xst_be.
	* config/rs6000/vsx.md (vsx_ld_elemrev_v8hi): Convert define_insn
	to define_expand, and add alternate RTL generation for P8.
	(*vsx_ld_elemrev_v8hi_internal): New define_insn based on
	vsx_ld_elemrev_v8hi.
	(vsx_ld_elemrev_v16qi): Convert define_insn to define_expand, and
	add alternate RTL generation for P8.
	(*vsx_ld_elemrev_v16qi_internal): New define_insn based on
	vsx_ld_elemrev_v16qi.
	(vsx_st_elemrev_v8hi): Convert define_insn
	to define_expand, and add alternate RTL generation for P8.
	(*vsx_st_elemrev_v8hi_internal): New define_insn based on
	vsx_st_elemrev_v8hi.
	(vsx_st_elemrev_v16qi): Convert define_insn to define_expand, and
	add alternate RTL generation for P8.
	(*vsx_st_elemrev_v16qi_internal): New define_insn based on
	vsx_st_elemrev_v16qi.

[gcc/testsuite]

2017-11-15  Bill Schmidt  <wschmidt@linux.vnet.ibm.com>

	* gcc.target/powerpc/swaps-p8-26.c: Modify expected code
	generation.

From-SVN: r254787

gcc/testsuite/ChangeLog:

	PR testsuite/82988
	* g++.dg/cpp0x/lambda/lambda-switch.C: Prune unimportant warning.

From-SVN: r254786

* include/std/numeric (gcd): Use remove_cv_t, not remove_cv.

From-SVN: r254785

From-SVN: r254784

Add X86_TUNE_EMIT_VZEROUPPER to indicate if vzeroupper instruction should
be inserted before a transfer of control flow out of the function.  It is
turned on by default unless we are tuning for KNL.  Users can always use
-mzeroupper or -mno-zeroupper to override X86_TUNE_EMIT_VZEROUPPER.

gcc/

	PR target/82990
	* config/i386/i386.c (pass_insert_vzeroupper::gate): Remove
	TARGET_AVX512ER check.
	(ix86_option_override_internal): Set MASK_VZEROUPPER if
	neither -mzeroupper nor -mno-zeroupper is used and
	TARGET_EMIT_VZEROUPPER is set.
	* config/i386/i386.h (TARGET_EMIT_VZEROUPPER): New.
	* config/i386/x86-tune.def: Add X86_TUNE_EMIT_VZEROUPPER.

gcc/testsuite/

	PR target/82990
	* gcc.target/i386/pr82942-2.c: Add -mtune=knl.
	* gcc.target/i386/pr82990-1.c: New test.
	* gcc.target/i386/pr82990-2.c: Likewise.
	* gcc.target/i386/pr82990-3.c: Likewise.
	* gcc.target/i386/pr82990-4.c: Likewise.
	* gcc.target/i386/pr82990-5.c: Likewise.
	* gcc.target/i386/pr82990-6.c: Likewise.
	* gcc.target/i386/pr82990-7.c: Likewise.

From-SVN: r254783

2017-11-15  Will Schmidt  <will_schmidt@vnet.ibm.com>

[gcc]

	* config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Add support for
	folding of vector compares.
	(fold_build_vec_cmp): New helper function.
	(fold_compare_helper): New helper function.
	(builtin_function_type): Add compare builtins to the list of functions
	having unsigned arguments.  Cosmetic updates to comment indentation.
	* config/rs6000/vsx.md (vcmpneb, vcmpneh, vcmpnew): Update to specify
	the not+eq combination.

[testsuite]

	* gcc.target/powerpc/builtins-3-p9.c: Add -O1, update
	expected codegen checks.
	* gcc.target/powerpc/vec-cmp-sel.c: Mark vars as volatile.
	* gcc.target/powerpc/vsu/vec-cmpne-0.c: Add -O1.
	* gcc.target/powerpc/vsu/vec-cmpne-1.c: Add -O1.
	* gcc.target/powerpc/vsu/vec-cmpne-2.c: Add -O1.
	* gcc.target/powerpc/vsu/vec-cmpne-3.c: Add -O1.
	* gcc.target/powerpc/vsu/vec-cmpne-4.c: Add -O1.
	* gcc.target/powerpc/vsu/vec-cmpne-5.c: Add -O1.
	* gcc.target/powerpc/vsu/vec-cmpne-6.c: Add -O1.

From-SVN: r254782

	* testsuite/27_io/filesystem/iterators/directory_iterator.cc: Leave
	error_code unset.
	* testsuite/27_io/filesystem/iterators/recursive_directory_iterator.cc:
	Check for past-the-end before dereferencing.
	* testsuite/experimental/filesystem/iterators/
	recursive_directory_iterator.cc: Likewise.

From-SVN: r254781

2017-11-15  Steven G. Kargl  <kargl@gcc.gnu.org>

	PR fortran/78240
	gfortran.dg/pr78240.f90: Prune run-on errors.

From-SVN: r254780

	* include/bits/range_access.h (size, empty, data): Add conditional
	noexcept to generic overloads.

From-SVN: r254779

	PR tree-optimization/82726
	PR tree-optimization/70754
	* tree-predcom.c (order_drefs_by_pos): New function.
	(combine_chains): Move code setting has_max_use_after to...
	(try_combine_chains): ...here.  New parameter.  Sort combined chains
	according to position information.
	(tree_predictive_commoning_loop): Update call to above function.
	(update_pos_for_combined_chains, pcom_stmt_dominates_stmt_p): New.

	gcc/testsuite
	* gcc.dg/tree-ssa/pr82726.c: New test.

From-SVN: r254778

	PR tree-optimization/82726
	Revert
	2017-01-23  Bin Cheng  <bin.cheng@arm.com>

	PR tree-optimization/70754
	* tree-predcom.c (stmt_combining_refs): New parameter INSERT_BEFORE.
	(reassociate_to_the_same_stmt): New parameter INSERT_BEFORE.  Insert
	combined stmt before it if not NULL.
	(combine_chains): Process refs reversely and compute dominance point
	for root ref.

	Revert
	2017-02-23  Bin Cheng  <bin.cheng@arm.com>

	PR tree-optimization/79663
	* tree-predcom.c (combine_chains): Process refs in reverse order
	only for ZERO length chains, and add explaining comment.

From-SVN: r254777

2017-11-15  Tamar Christina  <tamar.christina@arm.com>

        * config/arm/arm-cpus.in (armv8_3, ARMv8_3a, armv8.3-a): New
        * config/arm/arm-tables.opt (armv8.3-a): Regenerated.
        * doc/invoke.texi (ARM Options): Add armv8.3-a.

From-SVN: r254776

2017-11-15  Tamar Christina  <tamar.christina@arm.com>

	* config/arm/arm.h (TARGET_DOTPROD): Add arm_arch8_2.

From-SVN: r254775

Jim has recently started working at SiFive, where he'll be contributing
to our GCC port.  Andrew, Kito and I would like him to be a mainatiner.
My understand is that this is the right place to ask.

I've also changed my address to my SiFive one, where I also work -- it
seems cleaner to have everyone use our proper email address.

ChangeLog

2017-11-15  Palmer Dabbelt  <palmer@sifive.com>

        * MAINTAINERS (RISC-V): Add Jim Wilson as a maintainer.
        Use my SiFive email address.

From-SVN: r254774

This patch fixes a couple of more tests that are giving out warnings with -Wreturn-type:
- g++.dg/ext/pr57735.C
- gcc.target/arm/pr54300.C

*** gcc/testsuite/ChangeLog ***

2017-11-10  Sudakshina Das  <sudi.das@arm.com>

        * g++.dg/ext/pr57735.C: Add -Wno-return-type for test.
        * gcc.target/arm/pr54300.C (main): Add return type and
        return a value.

From-SVN: r254773

2017-11-15  Tom de Vries  <tom@codesourcery.com>

	* gcc.dg/strncpy-fix-1.c: Add -Wno-stringop-truncation to dg-options.

From-SVN: r254772

2017-11-15  Dominique d'Humieres  <dominiq@lps.ens.fr>

	* gcc.target/i386/pr81706.c: Adjust asm for darwin.
	* g++.dg/ext/pr81706.C: Likewise.

From-SVN: r254770

2017-11-15  Tom de Vries  <tom@codesourcery.com>

	* testsuite/libgomp.oacc-c-c++-common/f-asyncwait-1.c: New test, copied
	from asyncwait-1.f90.  Rewrite into C.  Rewrite from float to int.
	* testsuite/libgomp.oacc-c-c++-common/f-asyncwait-2.c: New test, copied
	from asyncwait-2.f90.  Rewrite into C.  Rewrite from float to int.
	* testsuite/libgomp.oacc-c-c++-common/f-asyncwait-3.c: New test, copied
	from asyncwait-3.f90.  Rewrite into C.  Rewrite from float to int.

From-SVN: r254769

https://gcc.gnu.org/ml/gcc-patches/2017-11/msg01200.html
	PR c++/81574
	* lambda.c (lambda_capture_field_type): Function references are
	always catured by reference.

	PR c++/81574
	* g++.dg/cpp1y/pr81574.C: New.

From-SVN: r254768

2017-11-15  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/82985
	* g++.dg/torture/pr82985.C: Likewise.

From-SVN: r254767

2017-11-15  Martin Liska  <mliska@suse.cz>

	* decl.c (begin_destructor_body): Use cp_build_fold_indirect_ref
	instead of cp_build_indirect_ref.

From-SVN: r254765

2017-11-15  Martin Liska  <mliska@suse.cz>

	* tree-cfg.c (pass_warn_function_return::execute):
	Compare warn_return_type for greater than zero.
2017-11-15  Martin Liska  <mliska@suse.cz>

	* options.c (gfc_post_options):
	Do not set default value of warn_return_type.
	* trans-decl.c (gfc_trans_deferred_vars):
	Compare warn_return_type for greater than zero.
	(generate_local_decl): Likewise
	(gfc_generate_function_code): Likewise.

From-SVN: r254764

2017-11-15  Sebastian Peryt  <sebastian.peryt@intel.com>

gcc/

	PR target/82941
	PR target/82942
	* config/i386/i386.c (pass_insert_vzeroupper): Modify gate condition
	to return true on Xeon and not on Xeon Phi.
	(ix86_check_avx256_register): Changed to ...
	(ix86_check_avx_upper_register): ... this. Add extra check for
	VALID_AVX512F_REG_OR_XI_MODE.
	(ix86_avx_u128_mode_needed): Changed
	ix86_check_avx256_register to ix86_check_avx_upper_register.
	(ix86_check_avx256_stores): Changed to ...
	(ix86_check_avx_upper_stores): ... this. Changed
	ix86_check_avx256_register to ix86_check_avx_upper_register.
	(ix86_avx_u128_mode_after): Changed
	avx_reg256_found to avx_upper_reg_found. Changed
	ix86_check_avx256_stores to ix86_check_avx_upper_stores.
	(ix86_avx_u128_mode_entry): Changed
	ix86_check_avx256_register to ix86_check_avx_upper_register.
	(ix86_avx_u128_mode_exit): Ditto.
	* config/i386/i386.h: (host_detect_local_cpu): New define.

2017-11-15  Sebastian Peryt  <sebastian.peryt@intel.com>
	
gcc/testsuite/

	PR target/82941
	PR target/82942
	* gcc.target/i386/pr82941-1.c: New test.
	* gcc.target/i386/pr82941-2.c: New test.
	* gcc.target/i386/pr82942-1.c: New test.
	* gcc.target/i386/pr82942-2.c: New test.

From-SVN: r254763

* MAINTAINERS (write after approval): Add myself.

From-SVN: r254762