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Daily bump.

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GCC Administrator 2021-04-30 00:16:37 +00:00
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230
gcc/ChangeLog
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2021-04-29 Alexandre Oliva <oliva@adacore.com>
* config.gcc: Merged x86 and x86_64 cpu_type-setting cases.
2021-04-29 Alexandre Oliva <oliva@adacore.com>
* config/i386/i386.h (ASM_OUTPUT_MAX_SKIP_PAD): Rename to...
(ASM_OUTPUT_MAX_SKIP_ALIGN): ... this. Enclose in do/while(0).
* config/i386/i386.c: Adjust.
* config/i386/i386.md: Adjust.
* config/i386/darwin.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Drop.
* config/i386/dragonfly.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
* config/i386/freebsd.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
* config/i386/gas.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
* config/i386/gnu-user.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
* config/i386/iamcu.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
* config/i386/lynx.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
* config/i386/netbsd-elf.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
* config/i386/openbsdelf.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
* config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
(ASM_OUTPUT_MAX_SKIP_PAD): Likewise.
2021-04-29 Uroš Bizjak <ubizjak@gmail.com>
* config/i386/i386-expand.c (ix86_expand_int_compare):
Swap operands of GTU and LEU comparison to emit carry flag comparison.
* config/i386/i386.md (*add<mode>3_carry_0): Change insn
predicate to allow more combine opportunities with memory operands.
(*sub<mode>3_carry_0): Ditto.
2021-04-29 Richard Sandiford <richard.sandiford@arm.com>
PR rtl-optimization/100303
* rtl-ssa/accesses.cc (function_info::make_use_available): Take a
boolean that indicates whether the use will only be used in
debug instructions. Treat it in the same way that existing
cross-EBB debug references would be handled if so.
(function_info::make_uses_available): Likewise.
* rtl-ssa/functions.h (function_info::make_uses_available): Update
prototype accordingly.
(function_info::make_uses_available): Likewise.
* fwprop.c (try_fwprop_subst): Update call accordingly.
2021-04-29 Jeff Law <jlaw@tachyum.com>
* config/nios2/nios2-protos.h (nios2_fpu_insn_enabled): Move outside
of RTX_CODE guard.
2021-04-29 Uroš Bizjak <ubizjak@gmail.com>
Richard Biener <rguenther@suse.de>
PR target/100312
* config/i386/i386-builtin.def (IX86_BUILTIN_MASKLOADPD)
(IX86_BUILTIN_MASKLOADPS, IX86_BUILTIN_MASKLOADPD256)
(IX86_BUILTIN_MASKLOADPS256, IX86_BUILTIN_MASKLOADD)
(IX86_BUILTIN_MASKLOADQ, IX86_BUILTIN_MASKLOADD256)
(IX86_BUILTIN_MASKLOADQ256): Move from SPECIAL_ARGS
to PURE_ARGS category.
* config/i386/i386-builtins.c (ix86_init_mmx_sse_builtins):
Handle PURE_ARGS category.
* config/i386/i386-expand.c (ix86_expand_builtin): Ditto.
2021-04-29 Eric Botcazou <ebotcazou@adacore.com>
* configure.ac: Check for the presence of sys/locking.h header and
for whether _LK_LOCK is supported by _locking.
* configure: Regenerate.
* config.in: Likewise.
* gcov-io.h: Define GCOV_LOCKED_WITH_LOCKING if HOST_HAS_LK_LOCK.
* gcov-io.c (gcov_open): Add support for GCOV_LOCKED_WITH_LOCKING.
* system.h: Include <sys/locking.h> if HAVE_SYS_LOCKING_H.
2021-04-29 Uroš Bizjak <ubizjak@gmail.com>
* config/i386/predicates.md (fcmov_comparison_operator):
Do not check for trivial FP comparison operator.
<case GEU, case LTU>: Allow CCGZmode.
<case GTU, case LEU>: Do not allow CCCmode.
(ix86_comparison_operator) <case GTU, case LEU>: Allow only CCmode.
(ix86_carry_flag_operator): Match only LTU and UNLT code.
Do not check for trivial FP comparison operator. Allow CCGZmode.
2021-04-29 Tom de Vries <tdevries@suse.de>
* omp-expand.c (expand_omp_simd): Add step_orig, and replace uses of
fd->loop.step by either step or orig_step.
2021-04-29 Eric Botcazou <ebotcazou@adacore.com>
* config/sparc/sparc.c (gen_load_pcrel_sym): Delete.
(load_got_register): Do the PIC dance here.
(sparc_legitimize_tls_address): Simplify.
(sparc_emit_probe_stack_range): Likewise.
(sparc32_initialize_trampoline): Likewise.
(sparc64_initialize_trampoline): Likewise.
* config/sparc/sparc.md (load_pcrel_sym<P:mode>): Add @ marker.
(probe_stack_range<P:mode>): Likewise.
(flush<P:mode>): Likewise.
(tgd_hi22<P:mode>): Likewise.
(tgd_lo10<P:mode>): Likewise.
(tgd_add<P:mode>): Likewise.
(tgd_call<P:mode>): Likewise.
(tldm_hi22<P:mode>): Likewise.
(tldm_lo10<P:mode>): Likewise.
(tldm_add<P:mode>): Likewise.
(tldm_call<P:mode>): Likewise.
(tldo_hix22<P:mode>): Likewise.
(tldo_lox10<P:mode>): Likewise.
(tldo_add<P:mode>): Likewise.
(tie_hi22<P:mode>): Likewise.
(tie_lo10<P:mode>): Likewise.
(tie_add<P:mode>): Likewise.
(tle_hix22<P:mode>): Likewise.
(tle_lox10<P:mode>): Likewise.
(stack_protect_setsi): Rename to...
(stack_protect_set32): ...this.
(stack_protect_setdi): Rename to...
(stack_protect_set64): ...this.
(stack_protect_set): Adjust calls to above.
(stack_protect_testsi): Rename to...
(stack_protect_test32): ...this.
(stack_protect_testdi): Rename to...
(stack_protect_test64): ...this.
(stack_protect_test): Adjust calls to above.
2021-04-29 H.J. Lu <hjl.tools@gmail.com>
PR middle-end/90773
* builtins.c (builtin_memcpy_read_str): Add a dummy argument.
(builtin_strncpy_read_str): Likewise.
(builtin_memset_read_str): Add an argument for the previous RTL
information and generate the new RTL from the previous RTL info.
(builtin_memset_gen_str): Likewise.
* builtins.h (builtin_strncpy_read_str): Update the prototype.
(builtin_memset_read_str): Likewise.
* expr.c (by_pieces_ninsns): If targetm.overlap_op_by_pieces_p()
returns true, round up size and alignment to the widest integer
mode for maximum size.
(pieces_addr::adjust): Add a pointer to by_pieces_prev argument
and pass it to m_constfn.
(op_by_pieces_d): Add m_push and m_overlap_op_by_pieces.
(op_by_pieces_d::op_by_pieces_d): Add a bool argument to
initialize m_push. Initialize m_overlap_op_by_pieces with
targetm.overlap_op_by_pieces_p ().
(op_by_pieces_d::run): Pass the previous RTL information to
pieces_addr::adjust and generate overlapping operations if
m_overlap_op_by_pieces is true.
(PUSHG_P): New.
(move_by_pieces_d::move_by_pieces_d): Updated for op_by_pieces_d
change.
(store_by_pieces_d::store_by_pieces_d): Updated for op_by_pieces_d
change.
(can_store_by_pieces): Use by_pieces_constfn on constfun.
(store_by_pieces): Use by_pieces_constfn on constfun. Updated
for op_by_pieces_d change.
(clear_by_pieces_1): Add a dummy argument.
(clear_by_pieces): Updated for op_by_pieces_d change.
(compare_by_pieces_d::compare_by_pieces_d): Likewise.
(string_cst_read_str): Add a dummy argument.
* expr.h (by_pieces_constfn): Add a dummy argument.
(by_pieces_prev): New.
* target.def (overlap_op_by_pieces_p): New target hook.
* config/i386/i386.c (TARGET_OVERLAP_OP_BY_PIECES_P): New.
* doc/tm.texi.in: Add TARGET_OVERLAP_OP_BY_PIECES_P.
* doc/tm.texi: Regenerated.
2021-04-29 Richard Biener <rguenther@suse.de>
PR tree-optimization/100253
* tree-vect-stmts.c (vectorizable_load): Do not assume
element alignment when DR_MISALIGNMENT is -1.
(vectorizable_store): Likewise.
2021-04-29 Jakub Jelinek <jakub@redhat.com>
PR target/100302
* config/aarch64/aarch64.c (aarch64_add_offset_1_temporaries): Use
absu_hwi instead of abs_hwi.
2021-04-29 Richard Biener <rguenther@suse.de>
PR middle-end/38474
* tree-ssa-structalias.c (add_graph_edge): Avoid direct
forwarding when indirect forwarding through ESCAPED
alread happens.
2021-04-29 Tom de Vries <tdevries@suse.de>
PR target/100232
* internal-fn.c (expand_GOMP_SIMT_ENTER_ALLOC)
(expand_GOMP_SIMT_LAST_LANE, expand_GOMP_SIMT_ORDERED_PRED)
(expand_GOMP_SIMT_VOTE_ANY, expand_GOMP_SIMT_XCHG_BFLY)
(expand_GOMP_SIMT_XCHG_IDX): Ensure target is assigned to.
2021-04-29 Richard Biener <rguenther@suse.de>
PR tree-optimization/99912
* tree-ssa-dse.c (dse_dom_walker::m_need_cfg_cleanup): New.
(dse_dom_walker::todo): Likewise.
(dse_dom_walker::dse_optimize_stmt): Move VDEF check to the
caller.
(dse_dom_walker::before_dom_children): Remove trivially
dead SSA defs and schedule CFG cleanup if we removed all
PHIs in a block.
(pass_dse::execute): Get TODO as computed by the DOM walker
and return it. Wipe dominator info earlier.
2021-04-29 Richard Biener <rguenther@suse.de>
PR ipa/100308
* ipa-prop.c (ipcp_modif_dom_walker::before_dom_children):
Track blocks to cleanup EH in new m_need_eh_cleanup.
(ipcp_modif_dom_walker::cleanup_eh): New.
(ipcp_transform_function): Release dominator info before
doing EH cleanup.
2021-04-29 Martin Sebor <msebor@redhat.com>
PR middle-end/100250
* attribs.c (attr_access::array_as_string): Avoid dereferencing
a pointer when it's null.
2021-04-29 Martin Sebor <msebor@redhat.com>
* Makefile.in (OBJS): Add ipa-free-lang-data.o.
* ipa-free-lang-data.cc: New file.
* tree.c: Move pass free_lang_data to file above.
(build_array_type_1): Declare extern.
* tree.h (build_array_type_1): Declare.
2021-04-28 Jonathan Wright <jonathan.wright@arm.com>
* config/aarch64/aarch64-simd-builtins.def: Modify comment to

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2021-04-29 Eric Botcazou <ebotcazou@adacore.com>
* exp_attr.adb (Expand_N_Attribute_Reference)
<Attribute_Max_Size_In_Storage_Elements>: Apply the checks for
universal integer contexts only in the default case.
* exp_ch4.adb (Get_Size_For_Range): Move to library level.
(Expand_N_Type_Conversion): If the operand has Universal_Integer
type and the conversion requires an overflow check, try to do an
intermediate conversion to a narrower type.
2021-04-29 Arnaud Charlet <charlet@adacore.com>
* sem_ch3.adb (Check_Anonymous_Access_Component): Factor out
core processing of Check_Anonymous_Access_Components.
(Check_Anonymous_Access_Components): Call
Check_Anonymous_Access_Component.
(Process_Discriminants): Call Check_Anonymous_Access_Component.
* freeze.adb (Freeze_Record_Type): Code cleanups and add more tree
checking to handle changes in sem_ch3.adb.
* sem_ch8.adb (Find_Type): Remove special case for access
discriminant in task types, these are now supported.
2021-04-29 Eric Botcazou <ebotcazou@adacore.com>
* exp_ch4.adb (Expand_Compare_Minimize_Eliminate_Overflow): Remove
entry condition.
(Expand_N_In): Call Minimized_Eliminated_Overflow_Check on the left
operand before doing the special overflow expansion.
(Expand_N_Op_Eq): Likewise.
(Expand_N_Op_Ge): Likewise.
(Expand_N_Op_Gt): Likewise.
(Expand_N_Op_Le): Likewise.
(Expand_N_Op_Lt): Likewise.
(Expand_N_Op_Ne): Likewise.
(Minimized_Eliminated_Overflow_Check): Return False for Minimized
if the size of the type is greater than that of Long_Long_Integer.
2021-04-29 Arnaud Charlet <charlet@adacore.com>
* exp_ch5.adb (Expand_N_If_Statement): Only perform the
simplification on return True/False for internal nodes when
-fpreserve-control-flow is not set.
2021-04-29 Eric Botcazou <ebotcazou@adacore.com>
* sem_attr.adb (Eval_Attribute) <Attribute_Machine>: Use
Round_Even instead of Round in the call to the Machine routine.
2021-04-29 Bob Duff <duff@adacore.com>
* sem_attr.adb (Analyze_Attribute): Change "$" to "&".
Otherwise, Errout will trip over an uninitialized (invalid)
variable (Error_Msg_Unit_1).
2021-04-29 Eric Botcazou <ebotcazou@adacore.com>
* libgnat/s-valuer.adb (Scan_Decimal_Digits): Set Extra to zero
when the precision limit is reached by means of trailing zeros
and prevent it from being overwritten later.
2021-04-29 Yannick Moy <moy@adacore.com>
* errout.adb (Output_Messages): Insert SGR strings where needed.
* erroutc.adb (Output_Message_Txt): Insert SGR strings where
needed in the text of the message itself.
(Output_Msg_Text): Allow for style message not to start
with (style).
* erroutc.ads: Add new constants and functions to control colors
in messages output to the terminal. Add variable Use_SGR_Control
that should be set to True for using SGR color control strings.
2021-04-29 Yannick Moy <moy@adacore.com>
* sem_eval.adb (Check_Non_Static_Context_For_Overflow): Apply
compile-time checking for overflows in non-static contexts
including inlined code.
(Eval_Arithmetic_Op): Use the new procedure.
(Eval_Unary_Op, Eval_Op_Expon): Add call to the new procedure.
2021-04-29 Justin Squirek <squirek@adacore.com>
* checks.adb (Apply_Type_Conversion_Checks): Move out constraint
check generation, and add case for general access types with
constraints.
(Make_Discriminant_Constraint_Check): Created to centralize
generation of constraint checks for stored discriminants.
2021-04-29 Eric Botcazou <ebotcazou@adacore.com>
* gnat1drv.adb (Adjust_Global_Switches): Force a 32-bit Duration
type if the maximum integer size is lower than 64 bits.
2021-04-29 Arnaud Charlet <charlet@adacore.com>
* Makefile.rtl (ADA_EXCLUDE_SRCS): Remove unused files.
(ADA_INCLUDE_SRCS): Remove libgnat/system.ads
2021-04-29 Arnaud Charlet <charlet@adacore.com>
* exp_aggr.adb (Collect_Initialization_Statements): Removed.
(Convert_Aggr_In_Object_Decl, Expand_Array_Aggregate): Fix
creation and insertion of Initialization_Statements. Do not set
Initialization_Statements when a transient scope is involved.
Move processing of Array_Slice here. Ensure that an object with
an Array_Slice call gets its array component initialized. Add
comments.
* exp_ch7.adb: Update comments.
(Store_Actions_In_Scope): Deal properly with an empty list which
might now be generated by Convert_Aggr_In_Object_Decl.
* exp_ch3.adb: Update comments.
(Expand_N_Object_Declaration): Remove processing of Array_Slice.
2021-04-29 Arnaud Charlet <charlet@adacore.com>
* sem_ch8.adb (Analyze_Object_Renaming): Update check for
AI12-0401.
2021-04-29 Patrick Bernardi <bernardi@adacore.com>
* libgnat/s-stoele.ads (Storage_Offset): Cleanup comment.
2021-04-29 Gary Dismukes <dismukes@adacore.com>
* exp_util.adb (Add_Own_DIC): Relax the suppression of adding a
DIC Check pragma that's done for abstract types by still doing
it in the case where GNATprove_Mode is set.
2021-04-29 Joel Brobecker <brobecker@adacore.com>
* Makefile.rtl (ADA_EXCLUDE_SRCS): Remove s-gcc.adb, s-gcc.ads,
s-gccdiv.adb, s-gccdiv.ads, s-gccshi.adb and s-gccshi.ads.
2021-04-29 Piotr Trojanek <trojanek@adacore.com>
* layout.adb (Layout_Type): Refine type of a local variable with
the required size of object from Int to Pos (it is initialized
with 8 and only multiplied by 2); fix unbalanced parens in
comment.
2021-04-29 Eric Botcazou <ebotcazou@adacore.com>
* eval_fat.adb (Succ): Use Ureal_Half in a couple of places.
2021-04-29 Ed Schonberg <schonberg@adacore.com>
* sem_util.adb (Build_Constrained_Itype): Inhibit the generation
of predicate functions for this Itype, which is created for an
aggregate of a discriminated type. The object to which the
aggregate is assigned, e.g a writable actual parameter, will
apply the predicates if any are inherited from the base type.
2021-04-29 Piotr Trojanek <trojanek@adacore.com>
* sem_cat.adb (Set_Categorization_From_Pragmas): Remove special
case for generic child units; remove optimization for empty list
of pragmas; properly restore visibility.
2021-04-29 Piotr Trojanek <trojanek@adacore.com>
* sem_elab.adb (Process_SPARK_Instantiation): Fix typo in
comment.
* sem_prag.adb (Find_Related_Context): Add missing reference to
No_Caching in the comment; handle pragmas on compilation units.
2021-04-29 Piotr Trojanek <trojanek@adacore.com>
* doc/gnat_rm/implementation_defined_attributes.rst: Change all
occurrences of "permissible prefix" to "allowed prefix", for
consistency.
* gnat_rm.texi: Regenerate.
2021-04-29 Eric Botcazou <ebotcazou@adacore.com>
* eval_fat.adb (Succ): Add a special case for zero if the type does
not support denormalized numbers. Always use the canonical formula
in other cases and add commentary throughout the function.
2021-04-29 Eric Botcazou <ebotcazou@adacore.com>
* libgnat/s-fatgen.adb: Remove with clause for Interfaces and
use type clauses for Interfaces.Unsigned_{16,32,64}.
(Small16): Remove.
(Small32): Likewise
(Small64): Likewise.
(Small80): Likewise.
(Tiny16): Likewise.
(Tiny32): Likewise.
(Tiny64): Likewise.
(Tiny80): Likewise.
(Siz): Always use 16.
(NR): New constant.
(Rep_Last): Use it in the computation.
(Exp_Factor): Remove special case for 80-bit.
(Sign_Mask): Likewise.
(Finite_Succ): New function implementing the Succ attribute for
finite numbers.
(Pred): Rewrite in terms of Finite_Succ.
(Succ): Likewise.
2021-04-29 Arnaud Charlet <charlet@adacore.com>
* debug_a.adb (Debug_Output_Astring): Remove obsolete comment.
2021-04-29 Arnaud Charlet <charlet@adacore.com>
* sem_attr.adb (Check_Image_Type): Protect against empty
Image_Type.
2021-04-29 Arnaud Charlet <charlet@adacore.com>
* libgnat/a-nbnbin.ads (From_Universal_Image): New.
(Big_Integer): Update definition.
* libgnat/a-nbnbre.ads, libgnat/a-nbnbre.adb
(From_Universal_Image): New.
(From_String): Remove alternate body, replaced by
From_Universal_Image.
(Big_Real): Update definition.
2021-04-29 Gary Dismukes <dismukes@adacore.com>
* sem_ch8.adb (Find_Type): Check the No_Obsolescent_Features
restriction for 'Class applied to an untagged incomplete
type (when Ada_Version >= Ada_2005). Remove disabling of the
warning message for such usage, along with the ??? comment,
which no longer applies (because the -gnatg switch no longer
sets Warn_On_Obsolescent_Feature).
2021-04-29 Yannick Moy <moy@adacore.com>
* errout.adb (Error_Msg_NEL): Extract span from node.
(First_And_Last_Nodes): Use spans for subtype indications and
attribute definition clauses.
(Write_Source_Code_Lines): Fix for tabulation characters. Change
output for large spans to skip intermediate lines.
* sem_case.adb (Check_Choice_Set): Report duplicate choice on
the Original_Node for the case.
(Generic_Check_Choices): Set the Original_Node for the rewritten
case, so that the subtree used in spans has the correct
locations.
2021-04-28 Piotr Trojanek <trojanek@adacore.com>
* sem_ch13.adb, sem_util.adb: Fix style.

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2021-04-29 Joseph Myers <joseph@codesourcery.com>
* c-typeck.c (function_types_compatible_p): For C2X, treat
unprototyped function as compatible with non-variadic prototyped
function even if some argument types are changed by the default
argument promotions.
2021-04-15 Martin Sebor <msebor@redhat.com>
PR c/99420

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2021-04-29 Jason Merrill <jason@redhat.com>
* constexpr.c (cxx_fold_indirect_ref_1): Only set *empty_base if we
don't find a field.
2021-04-29 Jason Merrill <jason@redhat.com>
PR c++/51344
* decl2.c (grokfield): Call cplus_decl_attributes for friend.
(save_template_attributes): Use chainon.
* friend.c (do_friend): Remove attrlist parm.
* cp-tree.h (do_friend): Adjust.
* class.c (add_implicitly_declared_members): Adjust.
* decl.c (grokdeclarator): Adjust.
* pt.c (apply_late_template_attributes): Optimize.
2021-04-29 Jason Merrill <jason@redhat.com>
PR c++/97974
* class.c (finish_struct_anon_r): Drop complain parm.
Remove non-field diagnostic.
(finish_struct_anon): Adjust.
* decl.c (fixup_anonymous_aggr): Move non-field diagnostic here.
2021-04-29 Jason Merrill <jason@redhat.com>
* cp-tree.h (cp_evaluated): Add reset parm to constructor.
* parser.c (cp_parser_constant_expression): Change
allow_non_constant_p to int. Use cp_evaluated.
(cp_parser_initializer_clause): Pass 2 to allow_non_constant_p.
* semantics.c (finish_id_expression_1): Don't mess with
cp_unevaluated_operand here.
2021-04-29 Jason Merrill <jason@redhat.com>
* cp-tree.h: Clarify comments.
* pt.c (get_template_parm_object): Add assert.
* semantics.c (finish_compound_literal): Clear TREE_HAS_CONSTRUCTOR.
* tree.c (zero_init_expr_p): Check TREE_HAS_CONSTRUCTOR.
* typeck2.c (store_init_value): Likewise.
2021-04-29 Patrick Palka <ppalka@redhat.com>
PR c++/68942
* pt.c (tsubst_copy_and_build) <case CALL_EXPR>: When KOENIG_P,
set tf_conv during the initial substitution into the function.
2021-04-29 Jakub Jelinek <jakub@redhat.com>
PR c++/100319
* semantics.c (finish_omp_clauses): Fix up check that variable
mentioned in detach clause doesn't appear in data-sharing clauses.
2021-04-28 Jakub Jelinek <jakub@redhat.com>
* module.cc: Remove #error that triggers if DEV-PHASE is empty.

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2021-04-29 Joseph Myers <joseph@codesourcery.com>
* sv.po: Update.
2021-04-29 Joseph Myers <joseph@codesourcery.com>
* fr.po: Update.
2021-04-28 Joseph Myers <joseph@codesourcery.com>
* be.po, da.po, de.po, el.po, es.po, fi.po, fr.po, hr.po, id.po,

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2021-04-29 Joseph Myers <joseph@codesourcery.com>
PR preprocessor/82359
* g++.dg/cpp1y/digit-sep-line.C,
g++.dg/cpp1y/digit-sep-line-neg.C: New tests.
2021-04-29 Jason Merrill <jason@redhat.com>
* g++.dg/lookup/using-decl1.C: New test.
2021-04-29 Jason Merrill <jason@redhat.com>
PR c++/97974
* g++.old-deja/g++.law/union4.C: Add expected diagnostic.
2021-04-29 Patrick Palka <ppalka@redhat.com>
PR c++/68942
* g++.dg/template/koenig12.C: New test.
2021-04-29 Marek Polacek <polacek@redhat.com>
PR c++/94102
* g++.dg/cpp1z/class-deduction87.C: New test.
2021-04-29 Richard Sandiford <richard.sandiford@arm.com>
PR rtl-optimization/100303
* g++.dg/torture/pr100303.C: New file.
2021-04-29 H.J. Lu <hjl.tools@gmail.com>
PR middle-end/90773
* g++.dg/pr90773-1.h: New test.
* g++.dg/pr90773-1a.C: Likewise.
* g++.dg/pr90773-1b.C: Likewise.
* g++.dg/pr90773-1c.C: Likewise.
* g++.dg/pr90773-1d.C: Likewise.
* gcc.target/i386/pr90773-1.c: Likewise.
* gcc.target/i386/pr90773-2.c: Likewise.
* gcc.target/i386/pr90773-3.c: Likewise.
* gcc.target/i386/pr90773-4.c: Likewise.
* gcc.target/i386/pr90773-5.c: Likewise.
* gcc.target/i386/pr90773-6.c: Likewise.
* gcc.target/i386/pr90773-7.c: Likewise.
* gcc.target/i386/pr90773-8.c: Likewise.
* gcc.target/i386/pr90773-9.c: Likewise.
* gcc.target/i386/pr90773-10.c: Likewise.
* gcc.target/i386/pr90773-11.c: Likewise.
* gcc.target/i386/pr90773-12.c: Likewise.
* gcc.target/i386/pr90773-13.c: Likewise.
* gcc.target/i386/pr90773-14.c: Likewise.
2021-04-29 Richard Biener <rguenther@suse.de>
PR tree-optimization/100253
* g++.dg/pr100253.C: New testcase.
2021-04-29 Jakub Jelinek <jakub@redhat.com>
PR target/100305
* gcc.c-torture/compile/pr100305.c: Remove dg-options. Add PR line.
2021-04-29 Jakub Jelinek <jakub@redhat.com>
PR target/100302
* gcc.target/aarch64/sve/pr100302.c: New test.
2021-04-29 Jakub Jelinek <jakub@redhat.com>
PR c++/100319
* c-c++-common/gomp/task-detach-3.c: New test.
2021-04-29 Richard Biener <rguenther@suse.de>
PR tree-optimization/99912
* gcc.dg/pr95580.c: Disable DSE.
* gcc.dg/Wrestrict-8.c: Place a use after each memcpy.
* c-c++-common/ubsan/overflow-negate-3.c: Make asms volatile
to prevent them from being removed.
* c-c++-common/ubsan/overflow-sub-4.c: Likewise.
2021-04-29 Martin Sebor <msebor@redhat.com>
PR middle-end/100250
* gcc.dg/uninit-pr100250.c: New test.
2021-04-29 Joseph Myers <joseph@codesourcery.com>
* gcc.dg/c11-unproto-1.c, gcc.dg/c11-unproto-2.c,
gcc.dg/c2x-unproto-1.c, gcc.dg/c2x-unproto-2.c: New tests.
2021-04-28 Tobias Burnus <tobias@codesourcery.com>
* gfortran.dg/gomp/map-5.f90: New test.

5
libcpp/ChangeLog
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@ -1,3 +1,8 @@
2021-04-29 Joseph Myers <joseph@codesourcery.com>
PR preprocessor/82359
* directives.c (strtolinenum): Handle digit separators.
2021-04-19 Richard Biener <rguenther@suse.de>
PR preprocessor/100142

6
libgcc/ChangeLog
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@ -1,3 +1,9 @@
2021-04-29 Eric Botcazou <ebotcazou@adacore.com>
* libgcov.h: For the target, define GCOV_LOCKED_WITH_LOCKING
if __MSVCRT__ and, for the host, define it if HOST_HAS_LK_LOCK.
* libgcov-driver.c: Add directives if GCOV_LOCKED_WITH_LOCKING.
2021-04-28 Patrick McGehearty <patrick.mcgehearty@oracle.com>
* libgcc2.c (XMTYPE, XCTYPE, RBIG, RMIN, RMIN2, RMINSCAL, RMAX2):

9
libgomp/ChangeLog
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@ -1,3 +1,12 @@
2021-04-29 Tom de Vries <tdevries@suse.de>
* testsuite/libgomp.c/pr81778.c: New test.
2021-04-29 Tom de Vries <tdevries@suse.de>
PR target/100232
* testsuite/libgomp.c/target-43.c: New file.
2021-04-28 Jakub Jelinek <jakub@redhat.com>
Tobias Burnus <tobias@codesourcery.com>