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-rw-r--r--ChangeLog4
-rw-r--r--gcc/ChangeLog130
-rw-r--r--gcc/DATESTAMP2
-rw-r--r--gcc/ada/ChangeLog316
-rw-r--r--gcc/testsuite/ChangeLog32
-rw-r--r--libstdc++-v3/ChangeLog17
6 files changed, 500 insertions, 1 deletions
diff --git a/ChangeLog b/ChangeLog
index 90a8fec..8c25476 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,7 @@
+2020-06-12 Martin Liska <mliska@suse.cz>
+
+ * .gitignore: Add .clang-tidy.
+
2020-06-08 Jason Merrill <jason@redhat.com>
* configure.ac: Check AX_CXX_COMPILE_STDCXX if not bootstrapping.
diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 2381eb6..7a13b05 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,133 @@
+2020-06-12 Marco Elver <elver@google.com>
+
+ * gimplify.c (gimplify_function_tree): Optimize and do not emit
+ IFN_TSAN_FUNC_EXIT in a finally block if we do not need it.
+ * params.opt: Add --param=tsan-instrument-func-entry-exit=.
+ * tsan.c (instrument_memory_accesses): Make
+ fentry_exit_instrument bool depend on new param.
+
+2020-06-12 Felix Yang <felix.yang@huawei.com>
+
+ PR tree-optimization/95570
+ * tree-vect-data-refs.c (vect_relevant_for_alignment_p): New function.
+ (vect_verify_datarefs_alignment): Call it to filter out data references
+ in the loop whose alignment is irrelevant.
+ (vect_get_peeling_costs_all_drs): Likewise.
+ (vect_peeling_supportable): Likewise.
+ (vect_enhance_data_refs_alignment): Likewise.
+
+2020-06-12 Richard Biener <rguenther@suse.de>
+
+ PR tree-optimization/95633
+ * tree-vect-stmts.c (vectorizable_condition): Properly
+ guard the vec_else_clause access with EXTRACT_LAST_REDUCTION.
+
+2020-06-12 Martin Liška <mliska@suse.cz>
+
+ * cgraphunit.c (process_symver_attribute): Wrap weakref keyword.
+ * dbgcnt.c (dbg_cnt_set_limit_by_index): Do not print extra new
+ line.
+ * lto-wrapper.c (merge_and_complain): Wrap option names.
+
+2020-06-12 Kewen Lin <linkw@gcc.gnu.org>
+
+ * tree-vect-loop-manip.c (vect_set_loop_controls_directly): Rename
+ LOOP_VINFO_MASK_COMPARE_TYPE to LOOP_VINFO_RGROUP_COMPARE_TYPE. Rename
+ LOOP_VINFO_MASK_IV_TYPE to LOOP_VINFO_RGROUP_IV_TYPE.
+ (vect_set_loop_condition_masked): Renamed to ...
+ (vect_set_loop_condition_partial_vectors): ... this. Rename
+ LOOP_VINFO_MASK_COMPARE_TYPE to LOOP_VINFO_RGROUP_COMPARE_TYPE. Rename
+ vect_iv_limit_for_full_masking to vect_iv_limit_for_partial_vectors.
+ (vect_set_loop_condition_unmasked): Renamed to ...
+ (vect_set_loop_condition_normal): ... this.
+ (vect_set_loop_condition): Rename vect_set_loop_condition_unmasked to
+ vect_set_loop_condition_normal. Rename vect_set_loop_condition_masked
+ to vect_set_loop_condition_partial_vectors.
+ (vect_prepare_for_masked_peels): Rename LOOP_VINFO_MASK_COMPARE_TYPE
+ to LOOP_VINFO_RGROUP_COMPARE_TYPE.
+ * tree-vect-loop.c (vect_known_niters_smaller_than_vf): New, factored
+ out from ...
+ (vect_analyze_loop_costing): ... this.
+ (_loop_vec_info::_loop_vec_info): Rename mask_compare_type to
+ compare_type.
+ (vect_min_prec_for_max_niters): New, factored out from ...
+ (vect_verify_full_masking): ... this. Rename
+ vect_iv_limit_for_full_masking to vect_iv_limit_for_partial_vectors.
+ Rename LOOP_VINFO_MASK_COMPARE_TYPE to LOOP_VINFO_RGROUP_COMPARE_TYPE.
+ Rename LOOP_VINFO_MASK_IV_TYPE to LOOP_VINFO_RGROUP_IV_TYPE.
+ (vectorizable_reduction): Update some dumpings with partial
+ vectors instead of fully-masked.
+ (vectorizable_live_operation): Likewise.
+ (vect_iv_limit_for_full_masking): Renamed to ...
+ (vect_iv_limit_for_partial_vectors): ... this.
+ * tree-vect-stmts.c (check_load_store_masking): Renamed to ...
+ (check_load_store_for_partial_vectors): ... this. Update some
+ dumpings with partial vectors instead of fully-masked.
+ (vectorizable_store): Rename check_load_store_masking to
+ check_load_store_for_partial_vectors.
+ (vectorizable_load): Likewise.
+ * tree-vectorizer.h (LOOP_VINFO_MASK_COMPARE_TYPE): Renamed to ...
+ (LOOP_VINFO_RGROUP_COMPARE_TYPE): ... this.
+ (LOOP_VINFO_MASK_IV_TYPE): Renamed to ...
+ (LOOP_VINFO_RGROUP_IV_TYPE): ... this.
+ (vect_iv_limit_for_full_masking): Renamed to ...
+ (vect_iv_limit_for_partial_vectors): this.
+ (_loop_vec_info): Rename mask_compare_type to rgroup_compare_type.
+ Rename iv_type to rgroup_iv_type.
+
+2020-06-12 Richard Sandiford <richard.sandiford@arm.com>
+
+ * recog.h (insn_gen_fn::f0, insn_gen_fn::f1, insn_gen_fn::f2)
+ (insn_gen_fn::f3, insn_gen_fn::f4, insn_gen_fn::f5, insn_gen_fn::f6)
+ (insn_gen_fn::f7, insn_gen_fn::f8, insn_gen_fn::f9, insn_gen_fn::f10)
+ (insn_gen_fn::f11, insn_gen_fn::f12, insn_gen_fn::f13)
+ (insn_gen_fn::f14, insn_gen_fn::f15, insn_gen_fn::f16): Delete.
+ (insn_gen_fn::operator()): Replace overloaded definitions with
+ a parameter-pack version.
+
+2020-06-12 H.J. Lu <hjl.tools@gmail.com>
+
+ PR target/93492
+ * config/i386/i386-features.c (rest_of_insert_endbranch):
+ Renamed to ...
+ (rest_of_insert_endbr_and_patchable_area): Change return type
+ to void. Add need_endbr and patchable_area_size arguments.
+ Don't call timevar_push nor timevar_pop. Replace
+ endbr_queued_at_entrance with insn_queued_at_entrance. Insert
+ UNSPECV_PATCHABLE_AREA for patchable area.
+ (pass_data_insert_endbranch): Renamed to ...
+ (pass_data_insert_endbr_and_patchable_area): This. Change
+ pass name to endbr_and_patchable_area.
+ (pass_insert_endbranch): Renamed to ...
+ (pass_insert_endbr_and_patchable_area): This. Add need_endbr
+ and patchable_area_size;.
+ (pass_insert_endbr_and_patchable_area::gate): Set and check
+ need_endbr and patchable_area_size.
+ (pass_insert_endbr_and_patchable_area::execute): Call
+ timevar_push and timevar_pop. Pass need_endbr and
+ patchable_area_size to rest_of_insert_endbr_and_patchable_area.
+ (make_pass_insert_endbranch): Renamed to ...
+ (make_pass_insert_endbr_and_patchable_area): This.
+ * config/i386/i386-passes.def: Replace pass_insert_endbranch
+ with pass_insert_endbr_and_patchable_area.
+ * config/i386/i386-protos.h (ix86_output_patchable_area): New.
+ (make_pass_insert_endbranch): Renamed to ...
+ (make_pass_insert_endbr_and_patchable_area): This.
+ * config/i386/i386.c (ix86_asm_output_function_label): Set
+ function_label_emitted to true.
+ (ix86_print_patchable_function_entry): New function.
+ (ix86_output_patchable_area): Likewise.
+ (x86_function_profiler): Replace endbr_queued_at_entrance with
+ insn_queued_at_entrance. Generate ENDBR only for TYPE_ENDBR.
+ Call ix86_output_patchable_area to generate patchable area if
+ needed.
+ (TARGET_ASM_PRINT_PATCHABLE_FUNCTION_ENTRY): New.
+ * config/i386/i386.h (queued_insn_type): New.
+ (machine_function): Add function_label_emitted. Replace
+ endbr_queued_at_entrance with insn_queued_at_entrance.
+ * config/i386/i386.md (UNSPECV_PATCHABLE_AREA): New.
+ (patchable_area): New.
+
2020-06-11 Martin Liska <mliska@suse.cz>
* config/rs6000/rs6000.c (rs6000_density_test): Fix GNU coding
diff --git a/gcc/DATESTAMP b/gcc/DATESTAMP
index 9827826..d540cbf 100644
--- a/gcc/DATESTAMP
+++ b/gcc/DATESTAMP
@@ -1 +1 @@
-20200612
+20200613
diff --git a/gcc/ada/ChangeLog b/gcc/ada/ChangeLog
index a02459b..decf23f9 100644
--- a/gcc/ada/ChangeLog
+++ b/gcc/ada/ChangeLog
@@ -1,3 +1,319 @@
+2020-06-12 Steve Baird <baird@adacore.com>
+
+ * sem_res.adb (Valid_Conversion): The simpler cases of
+ violations of the aforementioned 8.6 rule are already handled
+ correctly. These include cases where the operand of the type
+ conversion is an access parameter or a stand-alone object of an
+ anonymous access type. Add code to detect violations where the
+ operand of the type conversion is an access discriminant whose
+ accessibility level is tied to one of the other simpler cases.
+ This is implemented in a new function,
+ Valid_Conversion.Is_Discrim_Of_Bad_Access_Conversion_Argument,
+ which is called in place of the previous test.
+
+2020-06-12 Bob Duff <duff@adacore.com>
+
+ * exp_attr.adb (Put_Image): Remove assertion. This assertion is
+ False in mixed-Ada-version programs.
+ * exp_put_image.adb (Tagged_Put_Image_Enabled): New flag to make
+ it easy to experiment with Put_Image on tagged types. False in
+ this version.
+ (Enable_Put_Image): Enable in pre-2020. Workarounds: Disable
+ for tagged types if Tagged_Put_Image_Enabled is False. Disable
+ for access-to-subprogram types. Disable if errors have been
+ detected, or Sink is unavailable.
+ (Preload_Sink): Move all conditionals here, from Sem_Ch10, so
+ they can be nearby related code in Enable_Put_Image. Load Sink
+ only if we have seen a tagged type. This removes the dilemma
+ about calling Preload_Sink when compiling the compiler, which
+ caused unwanted dependences.
+ * exp_put_image.ads (Preload_Sink): New formal Compilation_Unit,
+ needed to move all conditionals here, from Sem_Ch10.
+ * libgnat/a-stouut.adb (Put_UTF_8): Make this suitable for
+ inlining, so we don't get warnings about inlining in some tests.
+ And so it can be inlined!
+ * opt.ads (Tagged_Seen): New flag (see Preload_Sink).
+ * scng.adb (Scan): Set new Tagged_Seen flag.
+ * sem_ch10.adb (Analyze_Compilation_Unit): Move conditionals and
+ comments regarding Preload_Sink into Preload_Sink.
+
+2020-06-12 Arnaud Charlet <charlet@adacore.com>
+
+ * sem_res.adb (Resolve_Actuals): Check for AI12-0074.
+
+2020-06-12 Olivier Hainque <hainque@adacore.com>
+
+ * libgnat/s-secsta.ads (Memory_Alignment): New constant, memory
+ alignment for chunks and allocated blocks. Initialize to
+ Standard'Maximum_Alignment * 2.
+ (Chunk_Memory): Use it.
+ * libgnat/s-secsta.adb (Round_Up): Likewise.
+
+2020-06-12 Piotr Trojanek <trojanek@adacore.com>
+
+ * par-prag.adb: Fix ordering.
+ * snames.ads-tmpl (Name_Test_Case, Pragma_Test_Case): Likewise.
+ * sem_prag.adb (Sig_Flags): Likewise.
+
+2020-06-12 Arnaud Charlet <charlet@adacore.com>
+
+ * sem_res.adb (Resolve_Entity_Name): Fix handling of expressions
+ containing array attributes wrt Ada 83 detection.
+
+2020-06-12 Steve Baird <baird@adacore.com>
+
+ * sem_util.ads, sem_util.adb: Define 3 new Boolean-valued
+ functions - Statically_Denotes_Entity,
+ Statically_Denotes_Object, and Statically_Names_Object. The
+ first two were taken from sem_attr.adb. The term "statically
+ names" is defined in the Ada RM and the new function
+ Statically_Names_Object is intended to reflect that definition,
+ or more precisely, as described in a comment in the code, to
+ reflect the expected future definition of that term.
+ * sem_attr.adb: Delete functions Statically_Denotes_Object and
+ Statically_Denotes_Entity; these two functions have been moved
+ to package Sem_Util. Replace call to Statically_Denotes_Object
+ with a call to Statically_Names_Object as per AI12-0217 (a
+ binding interpretation, so no Ada_Version check).
+ * exp_ch9.adb (Expand_Entry_Barrier.Is_Simple_Barrier): Change
+ name of function (it was previously Is_Simple_Barrier_Name)
+ because the function should return True in the case of a static
+ expression; implement this requirement. Change function to
+ include a call to Statically_Names_Object so that, for Ada_2020
+ and later, it will return True for appropriate subcomponent
+ names.
+ (Expand_Entry_Barrier.Is_Pure_Barrier): Handle
+ N_Indexed_Component and N_Selected_Component cases by calling
+ Statically_Names_Object.
+ (Expand_Entry_Barrier): Reorganize to treat Simple_Barriers and
+ Pure_Barriers more uniformly. Prevent cascaded errors.
+
+2020-06-12 Ed Schonberg <schonberg@adacore.com>
+
+ * sem_ch12.adb (Find_Matching_Actual): Add guard on search loops
+ to detect a compilation error when using a compiler built
+ without assertions.
+ (Instantiate_Formal_Subprogram): Create a new subprogram name
+ for the actual only if formal has contract aspects and expansion
+ is enabled.
+
+2020-06-12 Eric Botcazou <ebotcazou@adacore.com>
+
+ * exp_aggr.adb: Add with and use clauses for Sem_Mech.
+ (Get_Base_Object): New function to get the base object of a node.
+ (In_Place_Assign_OK): Add Target_Object parameter. Deal with a
+ qualified expression on entry. Remove short-circuit for array
+ aggregates with a single "others" choice. Do not look into the
+ components of the aggregate if the parent is an allocator.
+ (Check_Component): Add T_OK parameter and rewrite.
+ (Safe_Component): Invoke Check_Component with T_OK set to False.
+ (Convert_To_Assignments): Try to use an in-place assignment for
+ any target; for that, call Get_Base_Object on the target and pass
+ the result to In_Place_Assign_OK.
+ (Expand_Array_Aggregate): Use Parent_Kind and Parent_Node more
+ consistently. For an assignment, call Get_Base_Object on the
+ target and pass the result to In_Place_Assign_OK.
+
+2020-06-12 Dmitriy Anisimkov <anisimko@adacore.com>
+
+ * socket.c (__gnat_minus_500ms): Use GetVersionEx to detect
+ Windows Server version.
+ * libgnat/g-sothco.ads (Minus_500ms_Windows_Timeout): Remade to
+ Boolean constant.
+ * libgnat/g-socket.adb (Set_Socket_Option): Use
+ Minus_500ms_Windows_Timeout constant instead of function call.
+
+2020-06-12 Arnaud Charlet <charlet@adacore.com>
+
+ * libgnat/a-coinho.ads, libgnat/a-coinho.adb,
+ libgnat/a-coinho__shared.ads, libgnat/a-coinho__shared.adb
+ (Swap): New procedure.
+
+2020-06-12 Arnaud Charlet <charlet@adacore.com>
+
+ * exp_ch6.adb (Expand_N_Subprogram_Declaration): Do nothing for
+ a subprogram declared in a protected body.
+ * exp_ch9.ads, exp_ch9.adb
+ (Build_Private_Protected_Declaration): Moved to sem_ch6.adb.
+ (Expand_N_Protected_Body): Do nothing for a subprogram declared
+ in a protected body.
+ * sem_ch6.adb (Build_Internal_Protected_Declaration): Moved from
+ exp_ch9.adb and renamed and fixed to ensure in particular that
+ such subprograms have convention Intrinsic and have no protected
+ version.
+ (Analyze_Subprogram_Body_Helper): Call
+ Build_Internal_Protected_Declaration.
+ (Move_Pragmas): Moved up and merged with the more general
+ version from Build_Private_Protected_Declaration. We only want
+ to copy selected pragmas, most pragmas are not suitable for a
+ copy on the spec.
+
+2020-06-12 Ed Schonberg <schonberg@adacore.com>
+
+ * sem_ch6.adb (Check_Overriding_Indicatior): Reject an
+ overriding indicator on a subprogram declared within a protected
+ body.
+
+2020-06-12 Piotr Trojanek <trojanek@adacore.com>
+
+ * contracts.adb, einfo.adb, sem_ch4.adb, sem_ch6.adb,
+ sem_res.adb, sem_util.adb: Replace Ekind_In with Is_Entry.
+
+2020-06-12 Piotr Trojanek <trojanek@adacore.com>
+
+ * sem_res.adb (Resolve_Entry_Call): Add call to
+ Warn_On_Overlapping_Actuals.
+
+2020-06-12 Arnaud Charlet <charlet@adacore.com>
+
+ * aspects.ads (Is_Representation_Aspect): New array.
+ * sem_ch13.adb (Analyze_Aspect_Specifications): Check
+ 13.1(9.2/5) for representation aspects.
+
+2020-06-12 Bob Duff <duff@adacore.com>
+
+ * exp_put_image.ads, exp_put_image.adb (Preload_Sink): Procedure
+ for preloading type Sink. This has the side effect of loading
+ various dependents, including Ada.Strings.UTF_Encoding.
+ (Enable_Put_Image): Disable Put_Image in pre-2020 versions of
+ Ada. This limitation can probably be lifted later. Enable for
+ tagged types except in predefined units. Disable for CPP types;
+ Put_Image is legal, just prints the type name.
+ * sem_attr.adb (Check_Put_Image_Attribute): Don't complain about
+ Put_Image of CPP types; instead call the "unknown" version of
+ Put_Image.
+ * sem_ch10.adb (Analyze_Compilation_Unit): Call Preload_Sink.
+
+2020-06-12 Piotr Trojanek <trojanek@adacore.com>
+
+ * sem_warn.adb (Warn_On_Overlapping_Actuals): Simplify.
+
+2020-06-12 Piotr Trojanek <trojanek@adacore.com>
+
+ * sem_warn.adb (Warn_On_Overlapping_Actuals): Remove suppression
+ for internal units.
+
+2020-06-12 Arnaud Charlet <charlet@adacore.com>
+
+ * exp_strm.adb (Build_Elementary_Input_Call): Add support for 24
+ bits elementary types.
+ * rtsfind.ads: Add 24 bits integer streaming routines.
+ * sem_ch13.adb (Analyze_Attribute_Definition_Clause
+ [Attribute_Stream_Size]): Add support for 24 bits elementary
+ types.
+ * libgnat/s-stratt.ads, libgnat/s-stratt.adb,
+ libgnat/s-stratt__xdr.adb: Add support for signed and unsigned
+ 24 bits integers.
+
+2020-06-12 Piotr Trojanek <trojanek@adacore.com>
+
+ * sem_ch3.adb (Get_Discr_Value): Cleanup.
+
+2020-06-12 Eric Botcazou <ebotcazou@adacore.com>
+
+ * rtsfind.ads (RTU_Id): Add System_Address_To_Access_Conversions.
+ * sem_elab.adb (Elaboration_Phase_Active): Alphabetize.
+ (Finalize_All_Data_Structures): Likewise.
+ (Error_Preelaborated_Call): New procedure.
+ (Build_Call_Marker): Set Is_Preelaborable_Call flag in marker.
+ (Build_Access_Marker): Likewise.
+ (Build_Subprogram_Invocation): Likewise.
+ (Build_Task_Activation): Likewise.
+ (Check_Preelaborated_Call): Return when the call is preelaborable.
+ Call Error_Preelaborated_Call to give the error otherwise.
+ (Check_Elab_Call): Likewise.
+ * sem_util.adb (Is_Preelaborable_Function): New predicate.
+ (Is_Non_Preelaborable_Construct.Visit): Recurse on the
+ Explicit_Actual_Parameter field of N_Parameter_Association.
+ (Is_Non_Preelaborable_Construct.Visit_Subexpression): In Ada 2020,
+ for a call to a preelaborable function, visit the parameter list;
+ otherwise, raise Non_Preelaborable exception.
+ (Is_Preelaborable_Construct): Likewise, but recursively check the
+ parameters instead and return false upon failure, otherwise true.
+ * sinfo.ads (Is_Preelaborable_Call): New flag in call marker nodes.
+ (Is_Preelaborable_Call): New inline function.
+ (Set_Is_Preelaborable_Call): New inline procedure.
+ * sinfo.adb (Is_Preelaborable_Call): New inline function.
+ (Set_Is_Preelaborable_Call): New inline procedure.
+
+2020-06-12 Bob Duff <duff@adacore.com>
+
+ * stringt.ads: Remove "use System;".
+
+2020-06-12 Eric Botcazou <ebotcazou@adacore.com>
+
+ * sem_ch4.adb (Try_Container_Indexing): Replace call to
+ First_Discriminant by Get_Reference_Discriminant to get the
+ reference discriminant.
+ * sem_ch13.adb (Check_Indexing_Functions): Likewise.
+ * sem_ch5.adb (Preanalyze_Range): Call Get_Reference_Discriminant
+ to get the reference discriminant.
+ * sem_util.adb (Is_OK_Variable_For_Out_Formal): Treat all
+ Ada 2012 implicit dereferences in only one place.
+ (Is_Variable): Minor tweak.
+
+2020-06-12 Ed Schonberg <schonberg@adacore.com>
+
+ * sem_ch12.adb (Has_Contracts): New predicate to check whether a
+ formal subprogram carries an aspect specification for a pre- or
+ postcondition.
+ (Build_Subprogram_Wrappers): If actual is overloaded, create a
+ new name to be used in call inside wrapper body. This names
+ carries the interpretations of the actual, and is resolved when
+ the body is analyzed.
+ (Build_Subprogram_Body_Wrapper): Use this generated name in
+ call.
+ (Build_Subprogram_Decl_Wrapper): Build profile of wrapper from
+ the profile of formal, and reset type entities for subsequent
+ analysis.
+
+2020-06-12 Bob Duff <duff@adacore.com>
+
+ * debug.adb: Remove usage of -gnatd_z.
+ * exp_attr.adb, exp_put_image.ads, exp_put_image.adb: Clean up
+ the enable/disable code. If Put_Image is disabled for a type,
+ systematically call the "unknown" version. Improve comments.
+ Consolidate workarounds. Remove usage of -gnatd_z.
+
+2020-06-12 Eric Botcazou <ebotcazou@adacore.com>
+
+ * sem_elab.adb: Fix typos in comments.
+
+2020-06-12 Justin Squirek <squirek@adacore.com>
+
+ * sem_util.adb (Object_Access_Level): Add processing of implicit
+ dereferences.
+
+2020-06-12 Bob Duff <duff@adacore.com>
+
+ * libgnat/a-nbnbin.adb, libgnat/a-nbnbin.ads,
+ libgnat/a-nbnbin__gmp.adb, libgnat/a-nbnbre.adb,
+ libgnat/a-nbnbre.ads: Update Put_Image, and uncomment the aspect
+ specification. Add pragmas Ada_2020.
+ * libgnat/a-stouut.ads, libgnat/a-stteou.ads: Add Preelaborate,
+ because the Big_Numbers packages have Preelaborate, and now
+ depend on these Text_Output packages.
+
+2020-06-12 Eric Botcazou <ebotcazou@adacore.com>
+
+ * einfo.ads (No_Return): Document it for all subprograms.
+ * einfo.adb (Set_No_Return): Adjust assertion accordingly.
+ * sem_ch3.adb (Check_Abstract_Overriding): Implement the
+ check prescribed by RM 6.5.1(6/2) here instead of...
+ (Derive_Subprogram): Adjust comment accordingly.
+ * sem_disp.adb (Override_Dispatching_Operation): ...here.
+ Remove superfluous return statement.
+ * sem_ch6.adb (Check_No_Return_Expression): New procedure.
+ (Analyze_Function_Return): Call it to implement the check
+ prescribed by AI12-0269 for simple return statements of
+ No_Return functions, and also checks extended statements.
+ (Analyze_Return_Statement): Only give an error on a return
+ statement in No_Return procedures. Use idiomatic form.
+ * sem_ch8.adb (Analyze_Subprogram_Renaming): Adjust error
+ message for No_Return renaming subprogram.
+ * sem_prag.adb (Analyze_Pragma) <Pragma_No_Return>: Accept
+ it on functions and generic functions in Ada 2020.
+
2020-06-11 Eric Botcazou <ebotcazou@adacore.com>
* sem_res.adb (Resolve_Implicit_Dereference): In an instance,
diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index 46e9c7e..96d246a 100644
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,3 +1,35 @@
+2020-06-12 Marco Elver <elver@google.com>
+
+ * c-c++-common/tsan/func_entry_exit.c: New test.
+ * c-c++-common/tsan/func_entry_exit_disabled.c: New test.
+
+2020-06-12 Richard Biener <rguenther@suse.de>
+
+ * gcc.dg/vect/bb-slp-44.c: New testcase.
+
+2020-06-12 Felix Yang <felix.yang@huawei.com>
+
+ PR tree-optimization/95570
+ * gcc.dg/vect/pr95570.c: New test.
+
+2020-06-12 Arnaud Charlet <charlet@adacore.com>
+
+ * gnat.dg/rep_clause8.adb: Update error location.
+
+2020-06-12 Alexandre Oliva <oliva@adacore.com>
+
+ * lib/prune.exp (prune_gcc_output): Match any executable name
+ in collect messages.
+
+2020-06-12 H.J. Lu <hjl.tools@gmail.com>
+
+ PR target/93492
+ * gcc.target/i386/pr93492-1.c: New test.
+ * gcc.target/i386/pr93492-2.c: Likewise.
+ * gcc.target/i386/pr93492-3.c: Likewise.
+ * gcc.target/i386/pr93492-4.c: Likewise.
+ * gcc.target/i386/pr93492-5.c: Likewise.
+
2020-06-11 Patrick Palka <ppalka@redhat.com>
PR c++/93467
diff --git a/libstdc++-v3/ChangeLog b/libstdc++-v3/ChangeLog
index bf017a4..355747f 100644
--- a/libstdc++-v3/ChangeLog
+++ b/libstdc++-v3/ChangeLog
@@ -1,3 +1,20 @@
+2020-06-12 Jonathan Wakely <jwakely@redhat.com>
+
+ * testsuite/29_atomics/atomic_flag/clear/1.cc: Also test clear()
+ when the value is currently set.
+ * testsuite/29_atomics/atomic_flag/test_and_set/explicit.cc:
+ Actually check the return value.
+ * testsuite/29_atomics/atomic_flag/test_and_set/implicit.cc:
+ Likewise.
+
+2020-06-12 Jonathan Wakely <jwakely@redhat.com>
+
+ * include/bits/atomic_base.h (atomic_flag::test): Add missing
+ const qualifiers.
+ * testsuite/29_atomics/atomic_flag/test/explicit.cc: Add
+ dg-options and verify results of test function.
+ * testsuite/29_atomics/atomic_flag/test/implicit.cc: Likewise.
+
2020-06-11 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/94749