[gcc r12-994] Daily bump.

[gcc r12-994] Daily bump.

[GCC Administrator]

https://gcc.gnu.org/g:2832d51b383392e961373fb7067a73c6dfdc7cb1

commit r12-994-g2832d51b383392e961373fb7067a73c6dfdc7cb1
Author: GCC Administrator <gccadmin@gcc.gnu.org>
Date:   Sat May 22 00:16:29 2021 +0000

    Daily bump.

Diff:
---
 gcc/ChangeLog           | 242 ++++++++++++++++++++++++++++++++++++++++++++++++
 gcc/DATESTAMP           |   2 +-
 gcc/ada/ChangeLog       |  79 ++++++++++++++++
 gcc/c-family/ChangeLog  |   7 ++
 gcc/c/ChangeLog         |   8 ++
 gcc/cp/ChangeLog        |   8 ++
 gcc/testsuite/ChangeLog |  72 ++++++++++++++
 libgomp/ChangeLog       | 143 ++++++++++++++++++++++++++++
 libsanitizer/ChangeLog  |   8 ++
 libstdc++-v3/ChangeLog  |  15 +++
 10 files changed, 583 insertions(+), 1 deletion(-)

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 26b9963845d..5f671e8d25f 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,245 @@
+2021-05-21  Aaron Sawdey  <acsawdey@linux.ibm.com>
+
+	* config/rs6000/genfusion.pl (gen_addadd): New function.
+	* config/rs6000/fusion.md: Regenerate file.
+	* config/rs6000/rs6000-cpus.def: Add
+	OPTION_MASK_P10_FUSION_2ADD to masks.
+	* config/rs6000/rs6000.c (rs6000_option_override_internal):
+	Handle default value of OPTION_MASK_P10_FUSION_2ADD.
+	* config/rs6000/rs6000.opt: Add -mpower10-fusion-2add.
+
+2021-05-21  Jakub Jelinek  <jakub@redhat.com>
+
+	PR middle-end/99928
+	* tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT_TARGET): Define.
+	* gimplify.c (enum gimplify_omp_var_data): Fix up
+	GOVD_MAP_HAS_ATTACHMENTS value, add GOVD_FIRSTPRIVATE_IMPLICIT.
+	(omp_lastprivate_for_combined_outer_constructs): If combined target
+	has GOVD_FIRSTPRIVATE_IMPLICIT set for the decl, change it to
+	GOVD_MAP | GOVD_SEEN.
+	(gimplify_scan_omp_clauses): Set GOVD_FIRSTPRIVATE_IMPLICIT for
+	firstprivate clauses with OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT.
+	(gimplify_adjust_omp_clauses): For firstprivate clauses with
+	OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT either clear that bit and
+	OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT_TARGET too, or remove it and
+	let it be replaced by implicit map clause.
+
+2021-05-21  Jakub Jelinek  <jakub@redhat.com>
+
+	PR middle-end/99928
+	* gimplify.c (omp_lastprivate_for_combined_outer_constructs): New
+	function.
+	(gimplify_scan_omp_clauses) <case OMP_CLAUSE_LASTPRIVATE>: Use it.
+	(gimplify_omp_for): Likewise.
+
+2021-05-21  Thomas Schwinge  <thomas@codesourcery.com>
+
+	PR middle-end/90115
+	* omp-low.c (oacc_privatization_candidate_p): Reject 'static',
+	'external' in blocks.
+
+2021-05-21  Thomas Schwinge  <thomas@codesourcery.com>
+
+	PR middle-end/90115
+	* flag-types.h (enum openacc_privatization): New.
+	* params.opt (-param=openacc-privatization): New.
+	* doc/invoke.texi (openacc-privatization): Document it.
+	* omp-general.h (get_openacc_privatization_dump_flags): New
+	function.
+	* omp-low.c (oacc_privatization_candidate_p): Add diagnostics.
+	* omp-offload.c (execute_oacc_device_lower)
+	<IFN_UNIQUE_OACC_PRIVATE>: Re-work diagnostics.
+	* target.def (goacc.adjust_private_decl): Add 'location_t'
+	parameter.
+	* doc/tm.texi: Regenerate.
+	* config/gcn/gcn-protos.h (gcn_goacc_adjust_private_decl): Adjust.
+	* config/gcn/gcn-tree.c (gcn_goacc_adjust_private_decl): Likewise.
+	* config/nvptx/nvptx.c (nvptx_goacc_adjust_private_decl):
+	Likewise.  Preserve it for...
+	(nvptx_goacc_expand_var_decl): ... use here.
+
+2021-05-21  Thomas Schwinge  <thomas@codesourcery.com>
+
+	* doc/sourcebuild.texi (Other attributes): Document '__OPTIMIZE__'
+	DejaGnu selector.
+
+2021-05-21  Thomas Schwinge  <thomas@codesourcery.com>
+
+	PR middle-end/90115
+	* omp-low.c (oacc_privatization_candidate_p): New function.
+	(oacc_privatization_scan_clause_chain)
+	(oacc_privatization_scan_decl_chain): Use it.  Also
+	'gcc_checking_assert' that we're not seeing duplicates.
+
+2021-05-21  Thomas Schwinge  <thomas@codesourcery.com>
+
+	PR middle-end/90115
+	* omp-offload.c (execute_oacc_device_lower): Skip processing if no
+	work to be done.
+
+2021-05-21  Thomas Schwinge  <thomas@codesourcery.com>
+
+	PR middle-end/90115
+	* omp-offload.c (execute_oacc_device_lower): Explain.
+
+2021-05-21  Thomas Schwinge  <thomas@codesourcery.com>
+
+	PR middle-end/90115
+	* omp-offload.c (execute_oacc_device_lower)
+	<IFN_UNIQUE_OACC_PRIVATE>: Diagnose and handle for 'level == -1'
+	case, too.
+	* internal-fn.c (expand_UNIQUE): Don't expect
+	'IFN_UNIQUE_OACC_PRIVATE'.
+
+2021-05-21  Thomas Schwinge  <thomas@codesourcery.com>
+
+	PR middle-end/90115
+	* omp-low.c (lower_omp_for): Don't evaluate OpenMP 'for' clauses.
+
+2021-05-21  Thomas Schwinge  <thomas@codesourcery.com>
+
+	PR middle-end/90115
+	* config/nvptx/nvptx.c (nvptx_goacc_adjust_private_decl)
+	(nvptx_goacc_expand_var_decl): Tighten.
+
+2021-05-21  Julian Brown  <julian@codesourcery.com>
+	    Chung-Lin Tang  <cltang@codesourcery.com>
+	    Thomas Schwinge  <thomas@codesourcery.com>
+
+	PR middle-end/90115
+	* doc/tm.texi.in (TARGET_GOACC_EXPAND_VAR_DECL)
+	(TARGET_GOACC_ADJUST_PRIVATE_DECL): Add documentation hooks.
+	* doc/tm.texi: Regenerate.
+	* expr.c (expand_expr_real_1): Expand decls using the
+	expand_var_decl OpenACC hook if defined.
+	* internal-fn.c (expand_UNIQUE): Handle IFN_UNIQUE_OACC_PRIVATE.
+	* internal-fn.h (IFN_UNIQUE_CODES): Add OACC_PRIVATE.
+	* omp-low.c (omp_context): Add oacc_privatization_candidates
+	field.
+	(lower_oacc_reductions): Add PRIVATE_MARKER parameter.  Insert
+	before fork.
+	(lower_oacc_head_tail): Add PRIVATE_MARKER parameter.  Modify
+	private marker's gimple call arguments, and pass it to
+	lower_oacc_reductions.
+	(oacc_privatization_scan_clause_chain)
+	(oacc_privatization_scan_decl_chain, lower_oacc_private_marker):
+	New functions.
+	(lower_omp_for, lower_omp_target, lower_omp_1): Use these.
+	* omp-offload.c (convert.h): Include.
+	(oacc_loop_xform_head_tail): Treat private-variable markers like
+	fork/join when transforming head/tail sequences.
+	(struct var_decl_rewrite_info): Add struct.
+	(oacc_rewrite_var_decl, is_sync_builtin_call): New functions.
+	(execute_oacc_device_lower): Support rewriting gang-private
+	variables using target hook, and fix up addr_expr and var_decl
+	nodes afterwards.
+	* target.def (adjust_private_decl, expand_var_decl): New hooks.
+	* config/gcn/gcn-protos.h (gcn_goacc_adjust_gangprivate_decl):
+	Rename to...
+	(gcn_goacc_adjust_private_decl): ...this.
+	* config/gcn/gcn-tree.c (gcn_goacc_adjust_gangprivate_decl):
+	Rename to...
+	(gcn_goacc_adjust_private_decl): ...this. Add LEVEL parameter.
+	* config/gcn/gcn.c (TARGET_GOACC_ADJUST_GANGPRIVATE_DECL): Rename
+	definition using gcn_goacc_adjust_gangprivate_decl...
+	(TARGET_GOACC_ADJUST_PRIVATE_DECL): ...to this, using
+	gcn_goacc_adjust_private_decl.
+	* config/nvptx/nvptx.c (tree-pretty-print.h): Include.
+	(gang_private_shared_size): New global variable.
+	(gang_private_shared_align): Likewise.
+	(gang_private_shared_sym): Likewise.
+	(gang_private_shared_hmap): Likewise.
+	(nvptx_option_override): Initialize these.
+	(nvptx_file_end): Output gang_private_shared_sym.
+	(nvptx_goacc_adjust_private_decl, nvptx_goacc_expand_var_decl):
+	New functions.
+	(nvptx_set_current_function): Clear gang_private_shared_hmap.
+	(TARGET_GOACC_ADJUST_PRIVATE_DECL): Define hook.
+	(TARGET_GOACC_EXPAND_VAR_DECL): Likewise.
+
+2021-05-21  H.J. Lu  <hjl.tools@gmail.com>
+
+	* config/i386/i386-modes.def (MAX_BITSIZE_MODE_ANY_INT): Removed.
+
+2021-05-21  Richard Biener  <rguenther@suse.de>
+	    H.J. Lu  <hjl.tools@gmail.com>
+
+	PR middle-end/90773
+	* expr.c (expand_constructor): Elide expand_constructor if
+	move by pieces is preferred.
+
+2021-05-21  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
+
+	* config/aarch64/aarch64-builtins.c (aarch64_call_properties):
+	Take a flag and mode value as arguments.
+	(aarch64_modifies_global_state_p): Likewise.
+	(aarch64_reads_global_state_p): Likewise.
+	(aarch64_could_trap_p): Likewise.
+	(aarch64_get_attributes): Likewise.
+	(aarch64_init_simd_builtins): Adjust callsite of above.
+	(aarch64_init_fcmla_laneq_builtins): Use aarch64_get_attributes to get
+	function attributes to apply to builtins.
+	(aarch64_init_crc32_builtins): Likewise.
+	(aarch64_init_builtin_rsqrt): Likewise.
+
+2021-05-21  Aaron Sawdey  <acsawdey@linux.ibm.com>
+
+	* config/rs6000/rs6000.md (define_attr "type"): Add types for fusion.
+	* config/rs6000/genfusion.pl (gen_ld_cmpi_p10): Use new fusion types.
+	(gen_2logical): Use new fusion types.
+	* config/rs6000/fusion.md: Regenerate.
+
+2021-05-21  Uroš Bizjak  <ubizjak@gmail.com>
+
+	PR target/100637
+	* config/i386/i386-expand.c (ix86_expand_sse_movcc):
+	Handle V4QI and V2HI modes.
+	(ix86_expand_sse_movcc): Ditto.
+	* config/i386/mmx.md (*<sat_plusminus:insn><VI_32:mode>3):
+	New instruction pattern.
+	(*eq<VI_32:mode>3): Ditto.
+	(*gt<VI_32:mode>3): Ditto.
+	(*xop_pcmov_<VI_32:mode>): Ditto.
+	(mmx_pblendvb32): Ditto.
+	(mmx_pblendvb64): Rename from mmx_pblendvb.
+	(vec_cmp<VI_32:mode><VI_32:mode>): New expander.
+	(vec_cmpu<VI_32:mode><VI_32:mode>): Ditto.
+	(vcond<VI_32:mode><VI_32:mode>): Ditto.
+	(vcondu<VI_32:mode><VI_32:mode>): Ditto.
+	(vcond_mask_<VI_32:mode><VI_32:mode>): Ditto.
+
+2021-05-21  Jakub Jelinek  <jakub@redhat.com>
+
+	PR tree-optimization/94589
+	* tree-ssa-phiopt.c (spaceship_replacement): For integral rhs1 and
+	rhs2, treat x <= 4 equivalently to x < 5 etc.  In cmp1 and cmp2 (if
+	not the same as cmp3) treat <= the same as < and >= the same as >.
+	Don't require that cond2_phi_edge is true edge, instead take
+	false/true edges into account based on cmp1/cmp2 comparison kinds.
+
+2021-05-21  Uroš Bizjak  <ubizjak@gmail.com>
+
+	PR target/100637
+	* config/i386/mmx.md (SMAXMIN_MMXMODEI): New mode iterator.
+	(<smaxmin:code><SMAXMIN_MMXMODEI:mode>3): Macroize expander
+	from <smaxmin:code>v4hi3> and <smaxmin:code><MMXMODE14:mode>3
+	using SMAXMIN_MMXMODEI mode iterator.
+	(*<smaxmin:code>v4qi3): New insn pattern.
+	(*<smaxmin:code>v2hi3): Ditto.
+	(SMAXMIN_VI_32): New mode iterator.
+	(<smaxmin:code><SMAXMIN_VI_32>mode3): New expander.
+	(UMAXMIN_MMXMODEI): New mode iterator.
+	(<umaxmin:code><UMAXMIN_MMXMODEI:mode>3): Macroize expander
+	from <umaxmin:code>v8qi3> and <umaxmin:code><MMXMODE24:mode>3
+	using UMAXMIN_MMXMODEI mode iterator.
+	(*<umaxmin:code>v4qi3): New insn pattern.
+	(*<umaxmin:code>v2hi3): Ditto.
+	(UMAXMIN_VI_32): New mode iterator.
+	(<umaxmin:code><UMAXMIN_VI_32>mode3): New expander.
+	(abs<VI_32:mode>2): New insn pattern.
+	(ssse3_abs<MMXMODEI:mode>2, abs<MMXMODEI:mode>2): Move from ...
+	* config/i386/sse.md: ... here.
+
 2021-05-20  Clement Chigot  <clement.chigot@atos.net>
 	    David Edelsohn  <dje.gcc@gmail.com>
 
diff --git a/gcc/DATESTAMP b/gcc/DATESTAMP
index 6e5d5d3afec..d128d2a267a 100644
--- a/gcc/DATESTAMP
+++ b/gcc/DATESTAMP
@@ -1 +1 @@
-20210521
+20210522
diff --git a/gcc/ada/ChangeLog b/gcc/ada/ChangeLog
index 514682006a7..b5ba17778eb 100644
--- a/gcc/ada/ChangeLog
+++ b/gcc/ada/ChangeLog
@@ -1,3 +1,82 @@
+2021-05-21  Piotr Trojanek  <trojanek@adacore.com>
+
+	* gcc-interface/trans.c (Raise_Error_to_gnu): Add an assertion.
+
+2021-05-21  Eric Botcazou  <ebotcazou@adacore.com>
+
+	* gcc-interface/utils.c (gnat_pushdecl): Fix typo in comment.
+	* gcc-interface/utils2.c (build_simple_component_ref): Build NULL_EXPR
+	if the offset of the field has overflowed.
+	(build_component_ref): Add gigi checking assertion that the reference
+	has been built and replace the discriminant check by a Program_Error.
+
+2021-05-21  Eric Botcazou  <ebotcazou@adacore.com>
+
+	* gcc-interface/decl.c (gnat_to_gnu_entity) <E_Named_Integer>: Do
+	not pass default value in call to create_var_decl.
+	<E_Variable>: Likewise.
+	<E_Record_Subtype>: Both pass true for const_flag and false for
+	const_decl_allowed_p in call to create_var_decl.
+	Small tweaks in the generic record type case.
+	(elaborate_expression): Rename need_debug into need_for_debug and
+	adjust throughout.
+	(elaborate_expression_1): Likewise.  Pass Needs_Debug_Info instead
+	of need_for_debug in call to create_var_decl.
+	(elaborate_expression_2): Likewise.
+	* gcc-interface/utils.c (maybe_pad_type): Pass false for
+	const_decl_allowed_p in call to create_var_decl.
+
+2021-05-21  Ghjuvan Lacambre  <lacambre@adacore.com>
+
+	* gcc-interface/decl.c (gnat_to_gnu_entity): Replace ? with ??.
+	(gnat_to_gnu_param): Likewise.
+	(gnat_to_gnu_subprog_type): Likewise.
+	(warn_on_field_placement): Likewise.
+	(intrin_arglists_compatible_p): Likewise.
+	* gcc-interface/trans.c (Pragma_to_gnu): Likewise.
+	(gnat_to_gnu): Likewise.
+	(validate_unchecked_conversion): Likewise.
+	* gcc-interface/utils.c (maybe_pad_type): Likewise.
+
+2021-05-21  Eric Botcazou  <ebotcazou@adacore.com>
+
+	* gcc-interface/decl.c (gnat_to_gnu_entity) <E_Array_Type>: Process
+	the implementation type of a packed type implemented specially.
+
+2021-05-21  Eric Botcazou  <ebotcazou@adacore.com>
+
+	* gcc-interface/decl.c (gnat_to_gnu_subprog_type): Always translate
+	the Is_Pure flag into the "pure" attribute of GNU C.
+
+2021-05-21  Eric Botcazou  <ebotcazou@adacore.com>
+
+	* gcc-interface/trans.c (Call_to_gnu): Restrict previous change
+	to bitfields whose size is not equal to the type size.
+	(gnat_to_gnu): Likewise.
+
+2021-05-21  Eric Botcazou  <ebotcazou@adacore.com>
+
+	* gcc-interface/trans.c (Call_to_gnu): Minor tweaks.
+	(gnat_to_gnu_external): Likewise.
+	(Raise_Error_to_gnu): Return an empty statement list if there is a
+	condition and it is always false.
+	(gnat_to_gnu): Do not check for elaboration code a priori during the
+	translation but a posteriori instead.
+
+2021-05-21  Eric Botcazou  <ebotcazou@adacore.com>
+
+	* gcc-interface/trans.c (gnat_to_gnu) <N_Simple_Return_Statement>:
+	Put a SLOC on the assignment from the return value to the return
+	object in the copy-in/copy-out case.
+
+2021-05-21  Eric Botcazou  <ebotcazou@adacore.com>
+
+	* gcc-interface/decl.c (gnat_to_gnu_entity) <E_Variable>: Replace
+	CEIL_DIV_EXPR with EXACT_DIV_EXPR.
+	* gcc-interface/misc.c (gnat_type_max_size): Likewise.
+	* gcc-interface/utils.c (maybe_pad_type): Likewise.
+	(finish_record_type): Likewise.  And always compute the unit size.
+
 2021-05-14  Martin Liska  <mliska@suse.cz>
 
 	* doc/Makefile: Add gnat-style target.
diff --git a/gcc/c-family/ChangeLog b/gcc/c-family/ChangeLog
index 6dc0400c955..43d4c5e0f53 100644
--- a/gcc/c-family/ChangeLog
+++ b/gcc/c-family/ChangeLog
@@ -1,3 +1,10 @@
+2021-05-21  Jakub Jelinek  <jakub@redhat.com>
+
+	PR middle-end/99928
+	* c-omp.c (c_omp_split_clauses): Set OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT
+	on firstprivate clause copy going to target construct, and for
+	target simd set also OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT_TARGET bit.
+
 2021-05-20  Jonathan Wakely  <jwakely@redhat.com>
 
 	* c.opt (Wc++11-extensions, Wc++14-extensions)
diff --git a/gcc/c/ChangeLog b/gcc/c/ChangeLog
index 305d8166d6a..778053948c7 100644
--- a/gcc/c/ChangeLog
+++ b/gcc/c/ChangeLog
@@ -1,3 +1,11 @@
+2021-05-21  Jakub Jelinek  <jakub@redhat.com>
+
+	PR middle-end/99928
+	* c-typeck.c (c_finish_omp_clauses): Move firstprivate clauses with
+	OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT to the end of the chain.  Don't error
+	if a decl is mentioned both in map clause and in such firstprivate
+	clause unless OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT_TARGET is also set.
+
 2021-05-19  Jakub Jelinek  <jakub@redhat.com>
 
 	PR middle-end/99928
diff --git a/gcc/cp/ChangeLog b/gcc/cp/ChangeLog
index d20edfbed8c..2eb793e2aeb 100644
--- a/gcc/cp/ChangeLog
+++ b/gcc/cp/ChangeLog
@@ -1,3 +1,11 @@
+2021-05-21  Jakub Jelinek  <jakub@redhat.com>
+
+	PR middle-end/99928
+	* semantics.c (finish_omp_clauses): Move firstprivate clauses with
+	OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT to the end of the chain.  Don't error
+	if a decl is mentioned both in map clause and in such firstprivate
+	clause unless OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT_TARGET is also set.
+
 2021-05-20  Jason Merrill  <jason@redhat.com>
 
 	* call.c (reference_binding): Check for designator.
diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index 03db5690423..f7b97fa4def 100644
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,3 +1,75 @@
+2021-05-21  Aaron Sawdey  <acsawdey@linux.ibm.com>
+
+	* gcc.target/powerpc/fusion-p10-addadd.c: New file.
+
+2021-05-21  Aaron Sawdey  <acsawdey@linux.ibm.com>
+
+	* gcc.target/powerpc/fusion-p10-ldcmpi.c: New file.
+	* gcc.target/powerpc/fusion-p10-2logical.c: New file.
+
+2021-05-21  Jakub Jelinek  <jakub@redhat.com>
+
+	PR middle-end/99928
+	* c-c++-common/gomp/pr99928-3.c: Remove all xfails.
+	* c-c++-common/gomp/pr99928-15.c: New test.
+
+2021-05-21  Jakub Jelinek  <jakub@redhat.com>
+
+	PR middle-end/99928
+	* c-c++-common/gomp/pr99928-6.c: Remove all xfails.
+	* c-c++-common/gomp/pr99928-13.c: New test.
+	* c-c++-common/gomp/pr99928-14.c: New test.
+
+2021-05-21  Thomas Schwinge  <thomas@codesourcery.com>
+
+	PR middle-end/90115
+	* c-c++-common/goacc/privatization-1-compute-loop.c: Update.
+	* c-c++-common/goacc/privatization-1-compute.c: Likewise.
+	* c-c++-common/goacc/privatization-1-routine_gang-loop.c:
+	Likewise.
+	* c-c++-common/goacc/privatization-1-routine_gang.c: Likewise.
+
+2021-05-21  Thomas Schwinge  <thomas@codesourcery.com>
+
+	PR middle-end/90115
+	* c-c++-common/goacc/privatization-1-compute-loop.c: New file.
+	* c-c++-common/goacc/privatization-1-compute.c: Likewise.
+	* c-c++-common/goacc/privatization-1-routine_gang-loop.c:
+	Likewise.
+	* c-c++-common/goacc/privatization-1-routine_gang.c: Likewise.
+	* gfortran.dg/goacc/privatization-1-compute-loop.f90: Likewise.
+	* gfortran.dg/goacc/privatization-1-compute.f90: Likewise.
+	* gfortran.dg/goacc/privatization-1-routine_gang-loop.f90:
+	Likewise.
+	* gfortran.dg/goacc/privatization-1-routine_gang.f90: Likewise.
+	* c-c++-common/goacc-gomp/nesting-1.c: Update.
+	* c-c++-common/goacc/private-reduction-1.c: Likewise.
+	* gfortran.dg/goacc/private-3.f95: Likewise.
+
+2021-05-21  Thomas Schwinge  <thomas@codesourcery.com>
+
+	* lib/target-supports.exp (check_effective_target___OPTIMIZE__):
+	New proc.
+	* gcc.c-torture/compile/ssa-unused-1.c: New file.
+
+2021-05-21  Richard Biener  <rguenther@suse.de>
+	    H.J. Lu  <hjl.tools@gmail.com>
+
+	* gcc.target/i386/pr90773-24.c: New test.
+	* gcc.target/i386/pr90773-25.c: Likewise.
+
+2021-05-21  Uroš Bizjak  <ubizjak@gmail.com>
+
+	PR target/100637
+	* g++.target/i386/pr100637-1b.C: New test.
+	* g++.target/i386/pr100637-1w.C: Ditto.
+	* gcc.target/i386/pr100637-2b.c: Ditto.
+	* gcc.target/i386/pr100637-2w.c: Ditto.
+
+2021-05-21  Eric Botcazou  <ebotcazou@adacore.com>
+
+	* gnat.dg/derived_type7.adb, gnat.dg/derived_type7.ads: New test.
+
 2021-05-20  Jason Merrill  <jason@redhat.com>
 
 	* g++.dg/cpp2a/desig19.C: New test.
diff --git a/libgomp/ChangeLog b/libgomp/ChangeLog
index 69cdadeaba5..6b6b8526378 100644
--- a/libgomp/ChangeLog
+++ b/libgomp/ChangeLog
@@ -1,3 +1,146 @@
+2021-05-21  Thomas Schwinge  <thomas@codesourcery.com>
+
+	PR middle-end/90115
+	* testsuite/libgomp.oacc-c-c++-common/static-variable-1.c: Update.
+	* testsuite/libgomp.oacc-fortran/privatized-ref-2.f90: Likewise.
+
+2021-05-21  Thomas Schwinge  <thomas@codesourcery.com>
+
+	PR middle-end/90115
+	* testsuite/libgomp.oacc-fortran/private-atomic-1-vector.f90: New
+	file.
+	* testsuite/libgomp.oacc-c-c++-common/firstprivate-1.c: Update.
+	* testsuite/libgomp.oacc-c-c++-common/host_data-7.c: Likewise.
+	* testsuite/libgomp.oacc-c-c++-common/kernels-decompose-1.c:
+	Likewise.
+	* testsuite/libgomp.oacc-c-c++-common/kernels-private-vars-local-worker-1.c:
+	Likewise.
+	* testsuite/libgomp.oacc-c-c++-common/kernels-private-vars-local-worker-2.c:
+	Likewise.
+	* testsuite/libgomp.oacc-c-c++-common/kernels-private-vars-local-worker-3.c:
+	Likewise.
+	* testsuite/libgomp.oacc-c-c++-common/kernels-private-vars-local-worker-4.c:
+	Likewise.
+	* testsuite/libgomp.oacc-c-c++-common/kernels-private-vars-local-worker-5.c:
+	Likewise.
+	* testsuite/libgomp.oacc-c-c++-common/kernels-private-vars-loop-gang-1.c:
+	Likewise.
+	* testsuite/libgomp.oacc-c-c++-common/kernels-private-vars-loop-gang-2.c:
+	Likewise.
+	* testsuite/libgomp.oacc-c-c++-common/kernels-private-vars-loop-gang-3.c:
+	Likewise.
+	* testsuite/libgomp.oacc-c-c++-common/kernels-private-vars-loop-gang-4.c:
+	Likewise.
+	* testsuite/libgomp.oacc-c-c++-common/kernels-private-vars-loop-gang-5.c:
+	Likewise.
+	* testsuite/libgomp.oacc-c-c++-common/kernels-private-vars-loop-gang-6.c:
+	Likewise.
+	* testsuite/libgomp.oacc-c-c++-common/kernels-private-vars-loop-vector-1.c:
+	Likewise.
+	* testsuite/libgomp.oacc-c-c++-common/kernels-private-vars-loop-vector-2.c:
+	Likewise.
+	* testsuite/libgomp.oacc-c-c++-common/kernels-private-vars-loop-worker-1.c:
+	Likewise.
+	* testsuite/libgomp.oacc-c-c++-common/kernels-private-vars-loop-worker-2.c:
+	Likewise.
+	* testsuite/libgomp.oacc-c-c++-common/kernels-private-vars-loop-worker-3.c:
+	Likewise.
+	* testsuite/libgomp.oacc-c-c++-common/kernels-private-vars-loop-worker-4.c:
+	Likewise.
+	* testsuite/libgomp.oacc-c-c++-common/kernels-private-vars-loop-worker-5.c:
+	Likewise.
+	* testsuite/libgomp.oacc-c-c++-common/kernels-private-vars-loop-worker-6.c:
+	Likewise.
+	* testsuite/libgomp.oacc-c-c++-common/kernels-private-vars-loop-worker-7.c:
+	Likewise.
+	* testsuite/libgomp.oacc-c-c++-common/loop-g-1.c: Likewise.
+	* testsuite/libgomp.oacc-c-c++-common/loop-g-2.c: Likewise.
+	* testsuite/libgomp.oacc-c-c++-common/loop-gwv-1.c: Likewise.
+	* testsuite/libgomp.oacc-c-c++-common/loop-gwv-2.c: Likewise.
+	* testsuite/libgomp.oacc-c-c++-common/loop-red-g-1.c: Likewise.
+	* testsuite/libgomp.oacc-c-c++-common/loop-red-gwv-1.c: Likewise.
+	* testsuite/libgomp.oacc-c-c++-common/loop-red-v-1.c: Likewise.
+	* testsuite/libgomp.oacc-c-c++-common/loop-red-v-2.c: Likewise.
+	* testsuite/libgomp.oacc-c-c++-common/loop-red-w-1.c: Likewise.
+	* testsuite/libgomp.oacc-c-c++-common/loop-red-w-2.c: Likewise.
+	* testsuite/libgomp.oacc-c-c++-common/loop-red-wv-1.c: Likewise.
+	* testsuite/libgomp.oacc-c-c++-common/loop-v-1.c: Likewise.
+	* testsuite/libgomp.oacc-c-c++-common/loop-w-1.c: Likewise.
+	* testsuite/libgomp.oacc-c-c++-common/loop-wv-1.c: Likewise.
+	* testsuite/libgomp.oacc-c-c++-common/parallel-reduction.c:
+	Likewise.
+	* testsuite/libgomp.oacc-c-c++-common/private-atomic-1-gang.c:
+	Likewise.
+	* testsuite/libgomp.oacc-c-c++-common/private-atomic-1.c:
+	Likewise.
+	* testsuite/libgomp.oacc-c-c++-common/private-variables.c:
+	Likewise.
+	* testsuite/libgomp.oacc-c-c++-common/routine-4.c: Likewise.
+	* testsuite/libgomp.oacc-c-c++-common/static-variable-1.c:
+	Likewise.
+	* testsuite/libgomp.oacc-fortran/acc_on_device-1-1.f90: Likewise.
+	* testsuite/libgomp.oacc-fortran/acc_on_device-1-2.f: Likewise.
+	* testsuite/libgomp.oacc-fortran/acc_on_device-1-3.f: Likewise.
+	* testsuite/libgomp.oacc-fortran/declare-1.f90: Likewise.
+	* testsuite/libgomp.oacc-fortran/host_data-5.F90: Likewise.
+	* testsuite/libgomp.oacc-fortran/if-1.f90: Likewise.
+	* testsuite/libgomp.oacc-fortran/kernels-private-vars-loop-gang-1.f90:
+	Likewise.
+	* testsuite/libgomp.oacc-fortran/kernels-private-vars-loop-gang-2.f90:
+	Likewise.
+	* testsuite/libgomp.oacc-fortran/kernels-private-vars-loop-gang-3.f90:
+	Likewise.
+	* testsuite/libgomp.oacc-fortran/kernels-private-vars-loop-gang-6.f90:
+	Likewise.
+	* testsuite/libgomp.oacc-fortran/kernels-private-vars-loop-vector-1.f90:
+	Likewise.
+	* testsuite/libgomp.oacc-fortran/kernels-private-vars-loop-vector-2.f90:
+	Likewise.
+	* testsuite/libgomp.oacc-fortran/kernels-private-vars-loop-worker-1.f90:
+	Likewise.
+	* testsuite/libgomp.oacc-fortran/kernels-private-vars-loop-worker-2.f90:
+	Likewise.
+	* testsuite/libgomp.oacc-fortran/kernels-private-vars-loop-worker-3.f90:
+	Likewise.
+	* testsuite/libgomp.oacc-fortran/kernels-private-vars-loop-worker-4.f90:
+	Likewise.
+	* testsuite/libgomp.oacc-fortran/kernels-private-vars-loop-worker-5.f90:
+	Likewise.
+	* testsuite/libgomp.oacc-fortran/kernels-private-vars-loop-worker-6.f90:
+	Likewise.
+	* testsuite/libgomp.oacc-fortran/kernels-private-vars-loop-worker-7.f90:
+	Likewise.
+	* testsuite/libgomp.oacc-fortran/optional-private.f90: Likewise.
+	* testsuite/libgomp.oacc-fortran/parallel-dims.f90: Likewise.
+	* testsuite/libgomp.oacc-fortran/private-atomic-1-gang.f90:
+	Likewise.
+	* testsuite/libgomp.oacc-fortran/private-atomic-1-worker.f90:
+	Likewise.
+	* testsuite/libgomp.oacc-fortran/private-variables.f90: Likewise.
+	* testsuite/libgomp.oacc-fortran/privatized-ref-2.f90: Likewise.
+	* testsuite/libgomp.oacc-fortran/routine-7.f90: Likewise.
+
+2021-05-21  Julian Brown  <julian@codesourcery.com>
+	    Chung-Lin Tang  <cltang@codesourcery.com>
+	    Thomas Schwinge  <thomas@codesourcery.com>
+
+	PR middle-end/90115
+	* testsuite/libgomp.oacc-c-c++-common/private-atomic-1-gang.c: New
+	test.
+	* testsuite/libgomp.oacc-fortran/private-atomic-1-gang.f90:
+	Likewise.
+	* testsuite/libgomp.oacc-fortran/private-atomic-1-worker.f90:
+	Likewise.
+
+2021-05-21  Thomas Schwinge  <thomas@codesourcery.com>
+
+	* testsuite/libgomp.oacc-fortran/privatized-ref-2.f90: Don't skip
+	for nvptx offloading.
+
+2021-05-21  Tobias Burnus  <tobias@codesourcery.com>
+
+	* testsuite/libgomp.oacc-fortran/privatized-ref-2.f90: New.
+
 2021-05-19  Thomas Schwinge  <thomas@codesourcery.com>
 
 	PR target/83812
diff --git a/libsanitizer/ChangeLog b/libsanitizer/ChangeLog
index 5833998fe46..87be850b424 100644
--- a/libsanitizer/ChangeLog
+++ b/libsanitizer/ChangeLog
@@ -1,3 +1,11 @@
+2021-05-21  Tamar Christina  <tamar.christina@arm.com>
+
+	PR sanitizer/100379
+	* sanitizer_common/sanitizer_common_interceptors_ioctl.inc: Cherry-pick
+	llvm-project revision f7c5351552387bd43f6ca3631016d7f0dfe0f135.
+	* sanitizer_common/sanitizer_platform_limits_posix.cpp: Likewise.
+	* sanitizer_common/sanitizer_platform_limits_posix.h: Likewise.
+
 2021-05-13  Iain Sandoe  <iain@sandoe.co.uk>
 
 	* LOCAL_PATCHES: Add Darwin patch for __builtin_os_log_format.
diff --git a/libstdc++-v3/ChangeLog b/libstdc++-v3/ChangeLog
index 58e0bb28c18..947b35df7c7 100644
--- a/libstdc++-v3/ChangeLog
+++ b/libstdc++-v3/ChangeLog
@@ -1,3 +1,18 @@
+2021-05-21  Patrick Palka  <ppalka@redhat.com>
+
+	PR libstdc++/100606
+	* include/std/ranges (drop_while_view::begin): Assert the
+	precondition added by LWG 3490.
+
+2021-05-21  Patrick Palka  <ppalka@redhat.com>
+
+	PR libstdc++/100690
+	* include/std/ranges (iota_view::_Sentinel::_M_distance_from):
+	Split out this member function from ...
+	(iota_view::_Sentinel::operator-): ... here, for sake of access
+	control.
+	* testsuite/std/ranges/iota/iota_view.cc (test05): New test.
+
 2021-05-20  Jonathan Wakely  <jwakely@redhat.com>
 
 	* include/bits/random.tcc (__representable_as_double)