* config/rl78/rl78-real.md (movqi_from_es): New pattern.
	* config/rl78/rl78.c (struct machine_function): Add uses_es field.
	(rl78_expand_prologue): Save the ES register in interrupt handlers
	that use it.
	(rl78_expand_epilogue): Restore the ES register if necessary.
	(rl78_start_function): Mention if the function uses the ES
	register.
	(rl78_lo16): Record the use of the ES register.
	(transcode_memory_rtx): Likewise.

From-SVN: r217911

	PR tree-optimization/61773
	* tree-ssa-strlen.c (get_string_length): Don't assert
	stpcpy has been prototyped if si->stmt is BUILT_IN_MALLOC.

	* gcc.dg/pr61773.c: New test.

From-SVN: r217910

	PR target/63764
c-family/
	* c-common.h (convert_vector_to_pointer_for_subscript): Change
	return type to bool.
	* c-common.c: Include gimple-expr.c.
	(convert_vector_to_pointer_for_subscript): Change return type to
	bool.  If *vecp is not lvalue_p and has VECTOR_TYPE, return true
	and copy it into a TARGET_EXPR and use that instead of *vecp
	directly.
c/
	* c-typeck.c (build_array_ref): Adjust
	convert_vector_to_pointer_for_subscript caller.  If it returns true,
	call non_lvalue_loc on the result.
cp/
	* typeck.c (cp_build_array_ref): Adjust
	convert_vector_to_pointer_for_subscript caller.  If it returns true,
	call non_lvalue_loc on the result.
testsuite/
	* c-c++-common/pr63764-1.c: New test.
	* c-c++-common/pr63764-2.c: New test.

From-SVN: r217909

re PR target/63910 (ICE: simplify_immed_subreg, at simplify-rtx.c:5519 with -mstringop-strategy=vector_loop -mavx512f)

	PR target/63910
	* simplify-rtx.c (simplify_immed_subreg): Return NULL for integer
	modes wider than MAX_BITSIZE_MODE_ANY_INT.  If not using
	CONST_WIDE_INT, make sure r fits into CONST_DOUBLE.

	* gcc.target/i386/pr63910.c: New test.

From-SVN: r217908

	PR lto/63998
	* gcc.dg/lto/pr60820_0.c: Skip on darwin.

From-SVN: r217907

2014-11-20  Markus Trippelsdorf  <markus@trippelsdorf.de>

	* config/rs6000/rs6000.c (includes_rldic_lshift_p): Use
	HOST_WIDE_INT_M1U instead of ~0.
	(includes_rldicr_lshift_p): Likewise.

From-SVN: r217905

gcc/
	* config/nds32/nds32.c (nds32_legitimate_address_p): For LO_SUM,
	we need to look into its operand to determine whether it is a valid
	address.

From-SVN: r217904

gcc/
	* config/nds32/nds32.c (nds32_emit_stack_push_multiple): Add new
	vaarg_p argument and create correct CFI info.
	(nds32_expand_prologue): Pass true or false to
	nds32_emit_stack_push_multiple function.

From-SVN: r217903

gcc/
	* config/nds32/nds32.c (nds32_expand_prologue): Set fp_adjust_insn
	as RTX_FRAME_RELATED_P rtx.

From-SVN: r217902

[NDS32] Complete -march= option design so that it can display available items in --target-help message.

gcc/
	* config/nds32/nds32.opt (march): Add help message.

From-SVN: r217901

	PR c++/63658
	* pt.c (convert_nontype_argument): Call convert_from_reference.
	(check_instantiated_arg): Don't be confused by reference refs.
	(unify): Look through reference refs on the arg, too.
	* mangle.c (write_template_arg): Look through reference refs.

From-SVN: r217900

From-SVN: r217899

From-SVN: r217898

gcc/
	* tree-vrp.c (test_for_singularity): New parameter
	strict_overflow_p.  Set *strict_overflow_p to true if signed
	overflow must be undefined for the return value to satisfy the
	conditional.
	(simplify_cond_using_ranges): Don't perform the simplification
	if it violates overflow rules.

gcc/testsuite/
	* gcc.dg/no-strict-overflow-8.c: New test.

From-SVN: r217895

	PR c++/63959
	* tree.c (trivially_copyable_p): Check for CP_TYPE_VOLATILE_P.

From-SVN: r217893

From-SVN: r217892

2014-11-20  Andrew Stubbs  <ams@codesourcery.com>

	gcc/
	* tree-ssa-loop-niter.c (maybe_lower_iteration_bound): Warn if a loop
	condition would be removed due to undefined behaviour.

	gcc/testsuite/
	* gcc.dg/undefined-loop-1.c: New file.
	* gcc.dg/undefined-loop-2.c: New file.

From-SVN: r217891

2014-11-20  Andrew Pinski  <apinski@cavium.com>

        PR ipa/63981
        PR ipa/63982
        * ipa-polymorphic-call.c (possible_placement_new):
        Use POINTER_SIZE instead of GET_MODE_BITSIZE (Pmode).
        (ipa_polymorphic_call_context::restrict_to_inner_class): Likewise.
        (extr_type_from_vtbl_ptr_store): Likewise.

From-SVN: r217889

2014-11-20  Andrew Pinski  <apinski@cavium.com>

        PR ipa/63981
        * ipa-polymorphic-call.c (possible_placement_new):
        Use POINTER_SIZE instead of GET_MODE_BITSIZE (Pmode).
        (ipa_polymorphic_call_context::restrict_to_inner_class): Likewise.
        (extr_type_from_vtbl_ptr_store): Likewise.

From-SVN: r217888

Running the testsuite after bootstrap-ubsan on gcc112 shows several issues. See
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63426 for the full list.

This patch fixes several of them.

2014-11-20  Markus Trippelsdorf  <markus@trippelsdorf.de>

	* config/rs6000/constraints.md: Avoid signed integer overflows.
	* config/rs6000/predicates.md: Likewise.
	* config/rs6000/rs6000.c (num_insns_constant_wide): Likewise.
	(includes_rldic_lshift_p): Likewise.
	(includes_rldicr_lshift_p): Likewise.
	* emit-rtl.c (const_wide_int_htab_hash): Likewise.
	* loop-iv.c (determine_max_iter): Likewise.
	(iv_number_of_iterations): Likewise.
	* tree-ssa-loop-ivopts.c (get_computation_cost_at): Likewise.
	* varasm.c (get_section_anchor): Likewise.

From-SVN: r217886

        PR target/63870
        * config/aarch64/aarch64-builtins.c (aarch64_simd_expand_args): Pass
        expression to aarch64_simd_lane_bounds.
        * config/aarch64/aarch64-protos.h (aarch64_simd_lane_bounds): Update
        prototype.
        * config/aarch64/aarch64-simd.md: (aarch64_combinez<mode>): Update
        call to aarch64_simd_lane_bounds.
        (aarch64_get_lanedi): Likewise.
        (aarch64_ld2_lane<mode>): Likewise.
        (aarch64_ld3_lane<mode>): Likewise.
        (aarch64_ld4_lane<mode>): Likewise.
        (aarch64_im_lane_boundsi): Likewise.
        * config/aarch64/aarch64.c (aarch64_simd_lane_bounds): Add exp
        parameter. Report calling function in error message if exp is non-NULL.

From-SVN: r217885

	PR ada/63931                                   
	* gnatvsn.ads (Library_Version): Switch to "5".

From-SVN: r217884

2014-11-20  Segher Boessenkool  <segher@kernel.crashing.org>

	PR target/60111
	* config/sh/sh.c: Use signed char for signed field.

From-SVN: r217883

2014-11-20  Thomas Quinot  <quinot@adacore.com>

	* freeze.adb (Freeze_Entity): Do not reset Is_True_Constant
	for aliased constant objects.

2014-11-20  Robert Dewar  <dewar@adacore.com>

	* exp_util.adb (Following_Address_Clause): Use new Name_Table
	boolean flag set by parser to avoid the search if there is no
	address clause anywhere for the name.
	* namet.adb (Name_Enter): Initialize Boolean_Info flag
	(Name_Find): ditto (Reinitialize): ditto (Get_Name_Table_Boolean):
	New function (Set_Name_Table_Boolean): New procedure
	* namet.ads: Add and document new Boolean field in name table
	(Get_Name_Table_Boolean): New function.
	(Set_Name_Table_Boolean): New procedure.
	* par-ch13.adb (P_Representation_Clause): Set Name_Table boolean
	flag for an identifier name if we detect an address clause or
	use-at clause for the identifier.
	* sem_ch3.adb (Analyze_Object_Declaration): Remove comment about
	Following_Address_Clause since this function is now optimized
	and is not a performance concern.
	* sem_prag.adb (Analyze_Pragma, case Elaborate): In SPARK
	mode, pragma Elaborate is now allowed, but does not suppress
	elaboration checking.

From-SVN: r217882

2014-11-20  Jerome Lambourg  <lambourg@adacore.com>

	* gcc-interface/Makefile.in: Add some support for VxWorks7.

From-SVN: r217881

2014-11-20  Thomas Quinot  <quinot@adacore.com>

	* sem_ch13.adb, freeze.adb: Minor reformatting.
	* gnat_rm.texi: Minor editing.

2014-11-20  Robert Dewar  <dewar@adacore.com>

	* sem_prag.adb (Analyze_Pragma): Minor reformatting.
	(Process_Suppress_Unsuppress): Ignore suppress Elaboration_Check
	in SPARK.

2014-11-20  Bob Duff  <duff@adacore.com>

	* gnat_rm.texi: Correction to documentation of
	'Unrestricted_Access in case of access to unconstrained array.
	* a-cofove.adb (Capacity): Fix bug -- was always
	returning Capacity_Range'Last.
	(Is_Sorted): Fix bug -- was always returning True, because
	Container.Last = Last. That test isn't even needed, because the
	loop will go around zero times in that case, so deleted that
	test rather than fixing it.
	(Reverse_Elements): Make sure to use the correct array bounds.

2014-11-20  Ed Schonberg  <schonberg@adacore.com>

	* sem_ch12.adb (Analyze_Associations): In GNATProve mode, build
	wrappers for functions and operators that are actuals only if
	expander is enabled. Wrappers play no role within a generic unit.

2014-11-20  Hristian Kirtchev  <kirtchev@adacore.com>

	* sem_util.adb (Policy_In_Effect): Use the
	configuration level assertion flag.

From-SVN: r217880

2014-11-20  Arnaud Charlet  <charlet@adacore.com>

	* s-parame-ae653.ads: Update comments.

2014-11-20  Robert Dewar  <dewar@adacore.com>

	* types.ads, einfo.ads: Minor reformatting.
	* sem_elab.adb (Check_A_Call): Add guard for reference to Alias
	for variable case.

2014-11-20  Bob Duff  <duff@adacore.com>

	* a-cofove.adb (Elems,Elemsc): Use access-to-constrained arrays
	instead of access-to-unconstrained, because the latter doesn't
	work with 'Unrestricted_Access when the result is returned from
	a function.
	* a-cofove.ads (Vector): Move the discriminant-dependent array
	after the other components for efficiency. Otherwise the compiler
	will generate a lot of code to calculate the offset of the other
	components every time they're accessed.

2014-11-20  Olivier Hainque  <hainque@adacore.com>

	* opt.ads: Fix comment on Generate_SCO_Instance_Table wrt when
	it is set to true.

From-SVN: r217879

2014-11-20  Ed Schonberg  <schonberg@adacore.com>

	* exp_ch3.adb (Expand_N_Object_Declaration): Handle properly
	a type invariant check on an object with default initialization
	and an address clause.

2014-11-20  Robert Dewar  <dewar@adacore.com>

	* sem_elab.adb (Check_A_Call): Handle variable ref case in
	SPARK (Check_Elab_Call): ditto (Find_Elab_Reference): ditto
	(Get_Referenced_Ent): ditto.
	* sem_elab.ads: Comment fixes to account for the fact that we
	now deal with variable references in SPARK mode.
	* sem_res.adb (Resolve_Entity_Name): In SPARK_Mode Call
	Check_Elab_Call for variable.

2014-11-20  Yannick Moy  <moy@adacore.com>

	* a-cofove.ads (Copy): Fix precondition, which should allow
	Capacity = 0.
	(First_To_Previous, Current_To_Last): Add necessary preconditions.

From-SVN: r217878

2014-11-20  Hristian Kirtchev  <kirtchev@adacore.com>

	* exp_ch3.adb (Build_Initialization_Call): Reimplement the
	circuitry which extraacts the [underlying] full view of a
	private type to handle a case where the private type acts as a
	generic actual.
	* exp_ch5.adb (Expand_Iterator_Loop_Over_Array): Inherit the
	loop label form the original loop regardless of whether it came
	from source.
	* sem_attr.adb (Analyze_Attribute): When taking 'Access of an
	expression function with a generated body that has not been
	analyzed yet, analyze the body to freeze the expression.
	* sem_util.adb (Set_Public_Status_Of): New routine.
	(Transfer_Entities): Handle the case where a private type with
	an internally generated full view is being transfered and update
	its full view.

2014-11-20  Vincent Celier  <celier@adacore.com>

	* prj-nmsc.adb (Check_Object): If a unit is in a multi-source
	file, its object file is never the same as any other unit.

2014-11-20  Bob Duff  <duff@adacore.com>

	* s-taskin.adb (Initialize_ATCB): Take into
	account the fact that the domain of the activator can be null
	if we're initializing a foreign task.

From-SVN: r217877

2014-11-20  Robert Dewar  <dewar@adacore.com>

	* sem_ch12.adb: Minor reformatting.

2014-11-20  Jerome Lambourg  <lambourg@adacore.com>

	* s-osinte-vxworks.ads: Add comments. Minor reformatting.

2014-11-20  Yannick Moy  <moy@adacore.com>

	* sem_prag.adb, sem_elab.adb: Minor rewording of error message in
	SPARK mode, for consistency.

From-SVN: r217876

2014-11-20  Vasiliy Fofanov  <fofanov@adacore.com>

	* gnat_ugn.texi: New section on gnattest stubbing. Minor
	reformatting.

2014-11-20  Jerome Lambourg  <lambourg@adacore.com>

	* s-taprop-vxworks.adb (Create_Task): Fix thread comparison.
	Minor reformatting.

From-SVN: r217875

2014-11-20  Robert Dewar  <dewar@adacore.com>

	* s-tassta.adb, exp_aggr.adb, s-taskin.adb, exp_strm.adb: Minor
	reformatting.
	* comperr.adb (Compiler_Abort): New wording for bug box.
	* par-ch13.adb: Minor reformatting.
	* par-ch3.adb (P_Identifier_Declarations): Handle aspect
	specifications given before initialization expression in object
	declaration cleanly.
	* gnat1drv.adb (Adjust_Global_Switches): Make sure static
	elaboration mode is set if we are operating in SPARK mode.
	* sem_ch12.adb (Analyze_Package_Instantiation): Make
	sure static elab mode is set if we are in SPARK mode.
	(Analyze_Subprogram_Instantiation): ditto.
	(Set_Instance_Env): ditto.
	* sem_elab.adb (Check_A_Call): In SPARK mode, we require
	Elaborate_All in the case of a call during elaboration to a
	subprogram in another unit.

2014-11-20  Ed Schonberg  <schonberg@adacore.com>

	* inline.adb (Can_Split_Unconstrained_Function,
	Build_Procedure): Copy parameter type rather than creating
	reference to the entity, to capture class-wide reference, whose
	name is not retrieved by visibility.

From-SVN: r217874

2014-11-20  Arnaud Charlet  <charlet@adacore.com>

	* s-taspri-solaris.ads: Replace 64 by long_long_integer'size.

2014-11-20  Olivier Hainque  <hainque@adacore.com>

	* init.c (__gnat_map_signal for VxWorks): Use a common mapping
	scheme for VxWorks version >= 6, instead of falling back to the
	vx5 scheme for versions > 6.

2014-11-20  Ed Schonberg  <schonberg@adacore.com>

	* exp_strm.adb (Build_Mutable_Record_Read_Procedure): Use
	base type when constructing subtype indication for constrained
	target object.

2014-11-20  Jose Ruiz  <ruiz@adacore.com>

	* projects.texi: Minor spelling fix.

2014-11-20  Bob Duff  <duff@adacore.com>

	* gnat_ugn.texi: Add doc for --split-line-before-op switch in gnatpp.

2014-11-20  Vincent Celier  <celier@adacore.com>

	* prj-attr.adb (Register_New_Package): Allow the registration
	of an already unknown package and make it known.

From-SVN: r217873

gcc/

	* cfgexpand.c, gimple-ssa.h, trans-mem.c: Replace htab with
	hash_table.

From-SVN: r217872

gcc/

	* ipa-utils.c, lto-section-in.c, lto-streamer.h,
	tree-scalar-evolution.c: Replace htab with hash_table.

lto/

	* lto.c: Replace htab with hash_table.

From-SVN: r217871

gcc/ChangeLog:

2014-11-20  Trevor Saunders  <tsaunders@mozilla.com>

	* lto-section-in.c (lto_delete_in_decl_state): Adjust.
	(lto_free_function_in_decl_state): Likewise.
	* lto-streamer-out.c (copy_function_or_variable): Likewise.
	* lto-streamer.h (lto_file_decl_data_get_ ## name): Likewise.
	(lto_file_decl_data_num_ ## name ## s): Likewise.
	(struct lto_tree_ref_table): Remove.
	(struct lto_in_decl_state): Replace lto_tree_ref_table with vec<tree>.

gcc/lto/ChangeLog:

2014-11-20  Trevor Saunders  <tsaunders@mozilla.com>

	* lto.c (lto_read_in_decl_state): Adjust.
	(lto_fixup_state): Likewise.

From-SVN: r217870

gcc/

	* hash-map.h (hash_map::iterator): New class.
	(hash_map::begin): New method.
	(hash_map::end): Likewise.
	* alias.c, config/alpha/alpha.c, dwarf2asm.c, omp-low.c, tree.h:
	replace splay_tree with hash_map.

From-SVN: r217869

gcc/ChangeLog:

2014-11-20  Trevor Saunders  <tsaunders@mozilla.com>

	* hash-table.h (hash_table::hash_table): Call alloc_entries.
	(hash_table::alloc_entries): new method.
	(hash_table::expand): Call alloc_entries.
	(hash_table::empty): Likewise.

From-SVN: r217868

ada/

	* gcc-interface/decl.c, gcc-interface/utils.c: replace htab with
	hash_table.

cp/

	* cp-objcp-common.c: Use hash_table instead of htab.

gcc/

	* config/i386/i386.c, function.c, trans-mem.c, tree-core.h,
	tree.c, tree.h, ubsan.c, varasm.c: Use hash_table instead of htab.

From-SVN: r217867

gcc/ChangeLog:

2014-11-20  Trevor Saunders  <tsaunders@mozilla.com>

	* doc/gty.texi: Document the new cache gty attribute.
	* gengtype.c (finish_cache_funcs): New function.
	(write_roots): Call gt_clear_cache on global variables with the cache
	gty attribute.
	* ggc-common.c (ggc_mark_roots): Call gt_clear_caches.
	* ggc.h (gt_clear_caches): New declaration.
	* hash-table.h (struct ggc_cache_hasher): New hasher for caches in gc
	memory.
	(gt_cleare_cache): New function.
	* emit-rtl.c, rtl.h, tree.c: Use hash_table instead of htab.

From-SVN: r217866