2016-04-18  Hristian Kirtchev  <kirtchev@adacore.com>

	* contracts.adb (Analyze_Object_Contract): Update references to
	SPARK RM.
	* freeze.adb (Freeze_Entity): Update references to SPARK RM.
	* ghost.adb Add with and use clauses for Sem_Disp.
	(Check_Ghost_Derivation): Removed.
	(Check_Ghost_Overriding):
	Reimplemented.	(Check_Ghost_Policy): Update references to SPARK RM.
	(Check_Ghost_Primitive): New routine.
	(Check_Ghost_Refinement): New routine.	(Is_OK_Ghost_Context):
	Update references to SPARK RM.	(Is_OK_Pragma): Update references
	to SPARK RM. Predicates are now a valid context for references
	to Ghost entities.
	* ghost.ads (Check_Ghost_Derivation): Removed.
	(Check_Ghost_Overriding): Update the comment on usage.
	(Check_Ghost_Primitive): New routine.
	(Check_Ghost_Refinement): New routine.
	(Remove_Ignored_Ghost_Code): Update references to SPARK RM.
	* sem_ch3.adb (Process_Full_View): Remove the now obsolete check
	related to Ghost derivations
	* sem_ch6.adb (Check_Conformance): Remove now obsolete check
	related to the convention-like behavior of pragma Ghost.
	(Check_For_Primitive_Subprogram): Verify that the Ghost policy
	of a tagged type and its primitive agree.
	* sem_prag.adb (Analyze_Pragma): Update references to SPARK
	RM. Move the verification of pragma Assertion_Policy Ghost
	to the proper place. Remove the now obsolete check related
	to Ghost derivations.
	(Collect_Constituent): Add a call to Check_Ghost_Refinement.
	* sem_res.adb (Resolve_Actuals): Update references to SPARK RM.

From-SVN: r235115

2016-04-18  Eric Botcazou  <ebotcazou@adacore.com>

	* layout.adb: Fix more minor typos in comments.

2016-04-18  Hristian Kirtchev  <kirtchev@adacore.com>

	* a-calend.ads, sem_prag.adb, sem_ch6.adb: Minor reformatting.

From-SVN: r235114

2016-04-18  Ed Schonberg  <schonberg@adacore.com>

	* sem_ch6.adb (Analyze_Subprogram_Body_Helper): In GNATprove
	mode, collect inherited class-wide conditions to generate the
	corresponding pragmas.
	* sem_prag.ads (Build_Pragma_Check_Equivalent): Moved from contracts
	* contracts.adb (Collect_Inherited_Class_Wide_Conditions): New
	procedure for overriding subprograms, used to generate the pragmas
	corresponding to an inherited class- wide pre- or postcondition.
	* sem_prag.adb (Build_Pragma_Check_Equivalent): moved here
	from contracts.adb (Replace_Condition_Entities): Subsidiary
	Build_Pragma_Check_Equivalent, to implement the proper semantics
	of inherited class-wide conditions, as given in AI12-0113.
	(Process_Class_Wide_Condition): Removed.
	(Collect_Inherited_Class_Wide_Conditions): Iterate over pragmas
	in contract of subprogram, to collect inherited class-wide
	conditions.
	(Build_Pragma_Check_Equivalent): Moved to sem_prag.adb

2016-04-18  Yannick Moy  <moy@adacore.com>

	* a-calend.adb (Ada.Calendar): Mark package body as SPARK_Mode Off.
	* a-calend.ads (Ada.Calendar): Mark package spec as
	SPARK_Mode and add synchronous external abstract state Clock_Time.

From-SVN: r235113

2016-04-18  Yannick Moy  <moy@adacore.com>

	* sem_res.adb (Resolve_Call): Prevent inlining of
	calls inside expression functions.  Factor previous code issuing
	errors to call Cannot_Inline instead, which does appropriate
	processing of message for GNATprove.

2016-04-18  Arnaud Charlet  <charlet@adacore.com>

	* einfo.ads, sem_ch3.adb, sem_ch8.adb, osint-l.adb, rtsfind.adb,
	osint-b.adb: Cleanups.

2016-04-18  Yannick Moy  <moy@adacore.com>

	* sem_ch6.adb (Analyze_Subprogram_Body_Helper): Only create
	body to inline in GNATprove mode when SPARK_Mode On applies to
	subprogram body.
	* sem_prag.adb, sem_prag.ads (Get_SPARK_Mode_Type): Make function
	public.

2016-04-18  Eric Botcazou  <ebotcazou@adacore.com>

	* layout.adb: Fix minor typo in comment.
	* inline.adb: Fix minor pasto.
	* sem_ch12.ads: Fix minor typos in comments.

From-SVN: r235111

2016-04-18  Ed Schonberg  <schonberg@adacore.com>

	* sem_disp.adb (Check_Dispatching_Call): Major rewriting to
	handle some complex cases of tag indeterminate calls that are
	actuals in other dispatching calls that are themselves tag
	indeterminate.
	(Check_Dispatching_Context): Add parameter to support recursive
	check for an enclosing construct that may provide a tag for a
	tag-indeterminate call.

2016-04-18  Hristian Kirtchev  <kirtchev@adacore.com>

	* sem_prag.adb (Analyze_Depends_In_Decl_Part):
	Add global variables Task_Input_Seen and Task_Output_Seen.
	(Analyze_Global_Item): Detect an illegal use of the current
	instance of a single protected/task type in a global annotation.
	(Analyze_Input_Output): Inputs and output related to the current
	instance of a task unit are now tracked.
	(Check_Usage): Require
	the presence of the current instance of a task unit only when
	one input/output is available.	(Current_Task_Instance_Seen):
	New routine.
	(Is_CCT_Instance): New parameter profile. Update
	the comment on usage. The routine now properly recognizes several
	cases related to single protected/task types.

2016-04-18  Hristian Kirtchev  <kirtchev@adacore.com>

	* freeze.adb (Freeze_Entity): Use New_Freeze_Node
	to create a brand new freeze node. This handles a case where an
	ignored Ghost context is freezing something which is not ignored
	Ghost and whose freeze node should not be removed from the tree.
	(New_Freeze_Node): New routine.

2016-04-18  Jerome Lambourg  <lambourg@adacore.com>

	* sigtramp.h (__gnat_set_is_vxsim) New function to
	tell sigtramp-vxworks to handle vxsim signal contexts.	*
	sigtramp-vxworks.c (__gnat_sigtramp) Take into account the
	differences in the sigcontext structure between the expected
	regular x86 or x86_64 ones and the ones received in case of
	exexution on the vxworks simulator.
	* init.c: also compute is_vxsim in case of x86_64-vx7 target. Provide
	this information to sigtramp-vxworks.c. Remove the old mechanism for
	vxsim.
	* init-vxsim.c, sigtramp-vxworks-vxsim.c: remove, now obsolete.

2016-04-18  Eric Botcazou  <ebotcazou@adacore.com>

	* exp_ch3.adb (Inline_Init_Proc): New function returning
	whether the initialization procedure of a type should be
	inlined.  Return again True for controlled type themselves.
	(Build_Array_Init_Proc): Call it to set Set_Is_Inlined on Init_Proc.
	(Build_Record_Init_Proc): Likewise.

From-SVN: r235110

        * gnatvsn.ads (Library_Version): Bump to 7.

From-SVN: r235109

sem_ch6.adb (Analyze_Expression_Function): Set Inlined flag on the entity of a subprogram declaration that is completed by...

2016-04-18  Ed Schonberg  <schonberg@adacore.com>

	* sem_ch6.adb (Analyze_Expression_Function): Set Inlined flag
	on the entity of a subprogram declaration that is completed by
	an expression function.

2016-04-18  Ed Schonberg  <schonberg@adacore.com>

	* sem_util.adb (Is_Current_Instance): A entity given by a subtype
	declaration can appear in an aspect specification for a dynamic
	predicate, and a pragma for aspect Predicate_Failure.
	* exp_util.adb (Replace_Subtype_References): Replace current
	occurrences of the subtype to which a dynamic predicate applies,
	byt the expression that triggers a predicate check. Needed to
	implement new aspect Predicate_Failure.

From-SVN: r235107

2016-04-18  Arnaud Charlet  <charlet@adacore.com>

	* a-intsig.ads, a-intsig.adb: Removed, no longer used.
	* Makefile.rtl: update accordingly.

2016-04-18  Eric Botcazou  <ebotcazou@adacore.com>

	* sem_type.adb (Disambiguate): Call Covers only when necessary
	for standard operators.

2016-04-18  Eric Botcazou  <ebotcazou@adacore.com>

	* atree.ads (Num_Extension_Nodes): Add couple of figures
	to comment.
	* atree.adb: Add GNAT.Heap_Sort_G dependency.
	(Print_Statistics): New exported procedure to print statistics.

2016-04-18  Eric Botcazou  <ebotcazou@adacore.com>

	* exp_ch3.adb (Build_Record_Init_Proc): Do not mark the procedure
	as to be inlined if the type needs finalization.

From-SVN: r235106

From-SVN: r235104

2016-04-18  Richard Biener  <rguenther@suse.de>

        PR middle-end/37870
	* expmed.c (extract_bit_field_1): Remove broken case
	using a wider MODE_INT mode.

From-SVN: r235103

2016-04-18  Jerome Lambourg  <lambourg@adacore.com>

	* sigtramp-vxworks-target.inc: sigtramp-vxworks: force the stack
	alignment for x86_64.
	* init.c: Better fix for guard page reset on x86_64-vx7.
	Do not try to retrieve the page that actually raised
	the signal as the probing mechanism used on x86_64 do not allow
	such retrieval. We thus just test if the guard page is active,
	and re-activate it if not.

From-SVN: r235102

2016-04-18  Arnaud Charlet  <charlet@adacore.com>

	* a-sytaco.adb (Suspension_Object): Aspect Default_Initial_Condition
	added.

2016-04-18  Jerome Lambourg  <lambourg@adacore.com>

	* affinity.c: Use the proper type for task id.
	* init.c (__gnat_inum_to_ivec): ivec is a pointer.

From-SVN: r235101

2016-04-18  Arnaud Charlet  <charlet@adacore.com>

	* sem_prag.adb (Process_Convention): Relax rule on exporting
	Intrinsic types if Relaxed_RM_Semantics is True.

2016-04-18  Vincent Celier  <celier@adacore.com>

	* sem_ch3.adb, lib.ads, sinfo.ads, sem_ch10.adb, einfo.adb, einfo.ads,
	checks.ads, sem_ch12.adb, sem.adb, sem_util.adb, sem_util.ads,
	sem_res.adb, sem_attr.adb, par.adb, exp_ch4.adb, errout.ads,
	sem_ch4.adb, atree.adb, atree.ads, sem_warn.adb, treepr.adb,
	exp_ch3.ads, exp_unst.adb: Change "descendent" to
	"descendant" in comments, error messages and identifiers.

2016-04-18  Eric Botcazou  <ebotcazou@adacore.com>

	* sem_type.adb (Operator_Matches_Spec): Call First_Formal on
	New_S only once at the beginning of the function.

From-SVN: r235100

We didn't have __builtin_swap16 on all targets before GCC 4.8; hsa-brig
tries to use it if the host GCC is 4.6 or up though, breaking bootstrap.
This trivial patch fixes it.

Noticed on gcc22.


	* has-brig.c (lendian16): Don't try to use __builtin_bswap16
	unless compiling with at least GCC-4.8.

From-SVN: r235096

2016-04-18  Tom de Vries  <tom@codesourcery.com>

	PR testsuite/70699
	* gcc.dg/pr70161.c: Add dot-file scans.
	* lib/scandump.exp (dump-suffix): Return suffix after first dot char,
	instead of after last dot char.

From-SVN: r235095

From-SVN: r235092

From-SVN: r235091

From-SVN: r235090

	PR bootstrap/70706
	* predict.h (tree_estimate_probability): Update prototype.

From-SVN: r235086

	PR bootstrap/70706
	* graphite.c (graphite_finalize): Update call to
	tree_estimate_probability.

From-SVN: r235085

	* c-ada-spec.c (get_underlying_decl): Return the typedef, if any.
	(dump_generic_ada_node) <POINTER_TYPE>: Clean up handling of access
	to incomplete types.
	(dump_nested_type): Remove redundant tests and tidy up.
	(print_ada_declaration): Also set TREE_VISITED on the declaration of
	a type which is the typedef of an original type.

From-SVN: r235084

From-SVN: r235083

	* predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
	(tree_estimate_probability): Likewise.
	(pass_profile::execute): Update.
	(report_predictor_hitrates): New function.
	* profile.c (compute_branch_probabilities): Use it.
	* predict.h (report_predictor_hitrates): Declare.

From-SVN: r235082

	PR ipa/70018
	* cgraph.h (cgraph_node::set_const_flag,
	cgraph_node::set_pure_flag): Update prototype to return bool;
	update comment.
	* cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
	of interposable symbol are interposable, too.
	(cgraph_set_const_flag_1): Rename to ...
	(set_const_flag_1): ... this one; change to self recursive function
	instead of call_for_symbol_thunks_and_aliases. Handle correctly
	clearnig the flag in all variants and also virtual thunks of const
	functions are pure; track if any change was done.
	(cgraph_node::set_const_flag): Update.
	(struct set_pure_flag_info): New struct.
	(cgraph_set_pure_flag_1): Rename to ...
	(set_pure_flag_1): ... this one; take set_pure_flag_info parameter
	rather than pointer encoded flags; track if any changes was done;
	handle correctly clearning flag and setting flag of aliases already
	declared const.
	(cgraph_node::set_pure_flag): Update.
	(cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.

From-SVN: r235081

2016-04-17  Tom de Vries  <tom@codesourcery.com>

	PR other/70433
	* pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
	backslash in label.

From-SVN: r235077

2016-04-17  Tom de Vries  <tom@codesourcery.com>

	* pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
	'{}<> ' as escape-for-record.

From-SVN: r235076

2016-04-17  Tom de Vries  <tom@codesourcery.com>

	* pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
	structure.

From-SVN: r235075

2016-04-17  Tom de Vries  <tom@codesourcery.com>

	PR other/70185
	* tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
	* dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
	* dumpfile.c (dump_files): Initialize graph_dump_initialized field.
	* passes.c (finish_optimization_passes): Only call
	finish_graph_dump_file if dfi->graph_dump_initialized.
	(execute_function_dump, pass_init_dump_file): Use
	dfi->graph_dump_initialized instead of pass->graph_dump_initialized.

From-SVN: r235074

2016-04-17  Tom de Vries  <tom@codesourcery.com>

	PR tree-optimization/70256
	* tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
	(debug_varmap): New function.

From-SVN: r235073

2016-04-17  Tom de Vries  <tom@codesourcery.com>

	PR other/70183
	* passes.c (pass_manager::register_pass): Propagate pflags.

	* gcc.target/i386/vzeroupper-dump-flags.c: New test.

From-SVN: r235072

2016-04-17  Tom de Vries  <tom@codesourcery.com>

	PR other/68875
	* pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
	* passes.c (pass_manager::pass_manager): Declare and init p_start in
	INSERT_PASSES_AFTER.  Add pass parameter to TERMINATE_PASS_LIST, and
	check if it's equal to p_start.
	* passes.def: Add arguments to TERMINATE_PASS_LISTs.

From-SVN: r235071

From-SVN: r235070

2016-04-16  Sandra Loosemore  <sandra@codesourcery.com>

	PR target/1078

	gcc/cp/
	* tree.c (cxx_attribute_table): Remove "com_interface" entry.
	(handle_com_interface_attribute): Delete.

From-SVN: r235066

	PR ipa/70018
	* cgraph.c (cgraph_set_const_flag_1): Only set as pure if
	function does not bind to current def.
	* ipa-pure-const.c (worse_state): Add FROM and TO parameters;
	handle conservatively calls to functions that does not need to bind
	to current def.
	(check_call): Update call of worse_state.
	(ignore_edge_for_nothrow): Update.
	(ignore_edge_for_pure_const): Likewise.
	(propagate_pure_const): Update calls to worse_state.
	(skip_function_for_local_pure_const): Reformat comments.

	* g++.dg/ipa/pure-const-1.C: New testcase.
	* g++.dg/ipa/pure-const-2.C: New testcase.
	* g++.dg/ipa/pure-const-3.C: New testcase.

From-SVN: r235065

	PR ipa/70018
	* cgraph.c (cgraph_node::get_availability): Add REF parameter.
	(cgraph_node::function_symbol): Likewise.
	(cgraph_node::function_or_virtual_thunk_symbol): Likewise.
	* cgraph.h (symtab_node::get_availabbility): Add REF parameter.
	(symtab_node::ultimate_alias_target): Add REF parameter.
	(symtab_node::binds_to_current_def_p): Declare.
	(symtab_node;:ultimate_alias_target_1): Add REF parameter.
	(cgraph_node::function_symbol): Likewise.
	(cgraph_node::function_or_virtual_thunk_symbol): Likewise.
	(cgraph_node::get_availability): Likewise.
	(cgraph_edge::binds_to_current_def_p): New inline function.
	(varpool_node::get_availability): Add REF parameter.
	(varpool_node::ultimate_alias_target): Likewise.
	* symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
	(symtab_node::binds_to_current_def_p): Likewise.
	* varpool.c (varpool_node::get_availability): Likewise.

From-SVN: r235063

From-SVN: r235058

	PR c++/70685
	* constexpr.c (get_fundef_copy): Handle null *slot.

From-SVN: r235045

	PR c++/70505

	* pt.c (tsubst_baselink): Give the new TEMPLATE_ID_EXPR
	unknown_type_node, too.

From-SVN: r235042

From-SVN: r235039

PR target/70662
gcc/   
       * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
	Fix mode size check.

From-SVN: r235038