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GCC Administrator 2020-07-28 00:16:25 +00:00
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50
gcc/ChangeLog
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2020-07-27 Martin Sebor <msebor@redhat.com>
PR tree-optimization/84079
* gimple-array-bounds.cc (array_bounds_checker::check_addr_expr):
Only allow just-past-the-end references for the most significant
array bound.
2020-07-27 Hu Jiangping <hujiangping@cn.fujitsu.com>
PR driver/96247
* opts.c (check_alignment_argument): Set the -falign-Name
on/off flag on and set the -falign-Name string value null,
when the command-line specified argument is zero.
2020-07-27 Martin Liska <mliska@suse.cz>
PR tree-optimization/96058
* expr.c (string_constant): Build string_constant only
for a type that has same precision as char_type_node
and is an integral type.
2020-07-27 Richard Biener <rguenther@suse.de>
* var-tracking.c (variable_tracking_main_1): Remove call
to mark_dfs_back_edges.
2020-07-27 Martin Liska <mliska@suse.cz>
PR tree-optimization/96128
* tree-vect-generic.c (expand_vector_comparison): Do not expand
vector comparison with VEC_COND_EXPR.
2020-07-27 H.J. Lu <hjl.tools@gmail.com>
PR bootstrap/96203
* common.opt: Add -fcf-protection=check.
* flag-types.h (cf_protection_level): Add CF_CHECK.
* lto-wrapper.c (merge_and_complain): Issue an error for
mismatching -fcf-protection values with -fcf-protection=check.
Otherwise, merge -fcf-protection values.
* doc/invoke.texi: Document -fcf-protection=check.
2020-07-27 Martin Liska <mliska@suse.cz>
PR lto/45375
* symbol-summary.h: Call vec_safe_reserve before grow is called
in order to grow to a reasonable size.
* vec.h (vec_safe_reserve): Add missing function for vl_ptr
type.
2020-07-26 Hans-Peter Nilsson <hp@bitrange.com>
* configure.ac (out-of-tree linker .hidden support): Don't turn off

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gcc/DATESTAMP
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20200727
20200728

188
gcc/ada/ChangeLog
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2020-07-27 Alexandre Oliva <oliva@adacore.com>
* switch.adb (Is_Internal_GCC_Switch): Revert accidental
reintroduction of auxbase and auxbase-strip.
2020-07-27 Javier Miranda <miranda@adacore.com>
* sem_res.adb (Resolve_Actuals): Restrict the check on matching
aliased components to view conversions of array types that are
not placed in an instance. In such case at runtime an object is
created.
* sem_util.ads (Is_Actual_In_Out_Parameter, Is_View_Conversion):
New subprograms.
* sem_util.adb (Is_Actual_In_Out_Parameter, Is_View_Conversion):
New subprograms.
2020-07-27 Arnaud Charlet <charlet@adacore.com>
* lib-xref.adb (Generate_Reference): Protect against malformed
tree in case of severe errors.
* sem_ch8.adb (Add_Implicit_Operator): Ditto.
2020-07-27 Arnaud Charlet <charlet@adacore.com>
* opt.ads (Ada_Version_Runtime): Set to Ada_2020.
* sem_ch3.adb (Analyze_Subtype_Declaration): Propagate
Is_Independent flag to subtypes.
* libgnarl/s-taprop__linux.adb: Adapt to Ada 2020 warning.
* libgnat/a-nbnbin.adb, libgnat/a-nbnbin.ads,
libgnat/a-nbnbin__gmp.adb, libgnat/a-nbnbre.adb,
libgnat/a-nbnbre.ads, libgnat/a-stobbu.adb,
libgnat/a-stobbu.ads, libgnat/a-stobfi.adb,
libgnat/a-stobfi.ads, libgnat/a-stoubu.adb,
libgnat/a-stoubu.ads, libgnat/a-stoufi.adb,
libgnat/a-stoufi.ads, libgnat/a-stoufo.adb,
libgnat/a-stoufo.ads, libgnat/a-stouut.adb,
libgnat/a-stouut.ads, libgnat/a-strsto.ads,
libgnat/a-ststbo.adb, libgnat/a-ststbo.ads,
libgnat/a-ststun.adb, libgnat/a-ststun.ads,
libgnat/a-stteou.ads, libgnat/s-aoinar.ads,
libgnat/s-aomoar.ads, libgnat/s-atopex.ads,
libgnat/s-putaim.adb, libgnat/s-putaim.ads,
libgnat/s-putima.adb, libgnat/s-putima.ads: Remove pragma
Ada_2020, now redundant.
2020-07-27 Justin Squirek <squirek@adacore.com>
* exp_ch6.adb (Expand_Call_Helper): Modify addition of the extra
accessibility parameter to take into account the extra
accessibility of formals within the calling subprogram.
2020-07-27 Bob Duff <duff@adacore.com>
* exp_imgv.adb (Expand_Image_Attribute): Add Root_Type, so
constrained subtypes work.
2020-07-27 Ghjuvan Lacambre <lacambre@adacore.com>
* exp_prag.adb (Arg1, Arg2, Arg3): Removed.
(Arg_N): New function.
2020-07-27 Arnaud Charlet <charlet@adacore.com>
* sem_ch8.adb (Analyze_Object_Renaming): Allow values in Ada
2020 mode.
2020-07-27 Arnaud Charlet <charlet@adacore.com>
* sem_res.adb (Resolve_Actuals): Refine 6.4.1 rules as per
AI12-0377.
2020-07-27 Bob Duff <duff@adacore.com>
* errout.ads, errout.adb (Error_Msg_Ada_2020_Feature): New
procedure analogous to Error_Msg_Ada_2012_Feature.
* sem_attr.adb (Analyze_Image_Attribute): Use
Error_Msg_Ada_2012_Feature and Error_Msg_Ada_2020_Feature to
indicate that Object'Image is allowed in Ada 2012, and that
'Image is allowed for any type in Ada 2020.
2020-07-27 Dmitriy Anisimkov <anisimko@adacore.com>
* libgnat/a-strunb.adb (Sum, Mul, Saturated_Sum, Saturated_Mul):
New routines. Use them when resulting string size more that
length of the strings in parameters.
(Unbounded_Slice): Use "- 1" instead of "+ 1" in opposite side
of condition to avoid overflow.
* libgnat/a-strunb__shared.adb (Sum, Mul): New routines.
(Allocate): New routine with 2 parameters. Use routine above
when resulting string size more that length of the strings in
parameters.
(Aligned_Max_Length): Do not try to align to more than Natural'Last.
(Unbounded_Slice): Use "- 1" instead of "+ 1" in opposite side
of condition to avoid overflow.
2020-07-27 Arnaud Charlet <charlet@adacore.com>
* sem_attr.adb (Resolve_Attribute): Remove dead code.
2020-07-27 Arnaud Charlet <charlet@adacore.com>
* aspects.adb, atree.adb, atree.ads, checks.adb, contracts.adb,
einfo.adb, errout.adb, exp_aggr.adb, exp_attr.adb, exp_cg.adb,
exp_ch11.adb, exp_ch2.adb, exp_ch3.adb, exp_ch4.adb,
exp_ch5.adb, exp_ch6.adb, exp_ch7.adb, exp_ch8.adb, exp_ch9.adb,
exp_dbug.adb, exp_disp.adb, exp_intr.adb, exp_pakd.adb,
exp_prag.adb, exp_put_image.adb, exp_smem.adb, exp_tss.adb,
exp_unst.adb, exp_util.adb, freeze.adb, ghost.adb, gnat1drv.adb,
inline.adb, lib-writ.adb, lib-xref-spark_specific.adb,
lib-xref.adb, namet.adb, namet.ads, nlists.adb, par-ch10.adb,
par-ch2.adb, par-ch3.adb, par-ch4.adb, par-ch5.adb, par-ch6.adb,
par-prag.adb, par-util.adb, par_sco.adb, pprint.adb,
repinfo.adb, restrict.adb, rtsfind.adb, scil_ll.adb, sem.adb,
sem_aggr.adb, sem_attr.adb, sem_aux.adb, sem_cat.adb,
sem_ch10.adb, sem_ch11.adb, sem_ch12.adb, sem_ch13.adb,
sem_ch3.adb, sem_ch4.adb, sem_ch5.adb, sem_ch6.adb, sem_ch7.adb,
sem_ch8.adb, sem_ch9.adb, sem_dim.adb, sem_disp.adb,
sem_dist.adb, sem_elab.adb, sem_elim.adb, sem_eval.adb,
sem_intr.adb, sem_mech.adb, sem_prag.adb, sem_res.adb,
sem_scil.adb, sem_type.adb, sem_util.adb, sem_warn.adb,
sinfo.adb, sinfo.ads, sprint.adb, styleg.adb, tbuild.adb,
treepr.adb (Nkind_In, Nam_In, Ekind_In): Removed, replaced by
membership tests.
2020-07-27 Gary Dismukes <dismukes@adacore.com>
* sem_prag.adb (Analyze_Pragma, Pragma_Max_Entry_Queue_Length):
Refine error message to indicate that the pragma must apply to
an entry declaration, not just an entry.
2020-07-27 Javier Miranda <miranda@adacore.com>
* exp_ch6.adb (Make_Build_In_Place_Iface_Call_In_Allocator):
Revert previous patch, and add a missing type conversion to
displace the pointer to the allocated object to reference the
target dispatch table.
2020-07-27 Javier Miranda <miranda@adacore.com>
* sem_res.adb (Resolve_Actuals): Restore restrictive check on
view conversions which required matching value of
Has_Aliased_Components of formals and actuals. Required to avoid
the regression of ACATS b460005.
2020-07-27 Eric Botcazou <ebotcazou@adacore.com>
* sem_ch12.adb (Instantiate_Package_Body): Add commentary for a
nesting issue with parent handling and private view switching.
(Switch_View): Do not skip specific private-dependent subtypes.
2020-07-27 Patrick Bernardi <bernardi@adacore.com>
* Makefile.rtl: Remove X86_TARGET_PAIRS for x86-lynx178elf.
2020-07-27 Ed Schonberg <schonberg@adacore.com>
* sem_ch13.adb (Analyze_Address_Specification_Clause): Do not
emit a warning when a constant declaration in a generic unit
overlays a generic In_Parameter.
2020-07-27 Gary Dismukes <dismukes@adacore.com>
* sem_ch3.adb (Check_Abstract_Overriding): Remove Scope
comparison test from test related to initial implementation of
AI12-0042, plus remove the related ??? comment.
(Derive_Subprogram): Add test requiring that the type extension
appear in the visible part of its enclosing package when
checking the overriding requirement of 7.3.2(6.1/4), as
clarified by AI12-0382.
2020-07-27 Piotr Trojanek <trojanek@adacore.com>
* exp_spark.adb (Expand_SPARK_N_Attribute_Reference) Extend
existing workaround to 'Pos.
2020-07-27 Bob Duff <duff@adacore.com>
* libgnat/s-rannum.ads, libgnat/s-rannum.adb: Add Put_Image.
This will be inherited by the language-defined packages
Ada.Numerics.Discrete_Random and Ada.Numerics.Float_Random.
* libgnat/a-convec.ads, libgnat/a-convec.adb: Add Put_Image.
* libgnat/s-putima.ads: Add pragma Preelaborate, so this can be
imported into containers packages.
* libgnat/s-putima.adb: Move Digit to private part; otherwise
reference to Base is illegal in Preelaborate generic.
* exp_put_image.adb (Build_Record_Put_Image_Procedure): Use the
base type.
2020-07-23 Arnaud Charlet <charlet@adacore.com>
* aspects.ads: Declare CUDA_Global as aspect.

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gcc/c-family/ChangeLog
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2020-07-27 Nathan Sidwell <nathan@acm.org>
* c-common.c (try_to_locate_new_include_insertion_point): Use
strcmp, not pointer equality.
2020-07-25 Martin Sebor <msebor@redhat.com>
PR c++/96310

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gcc/cp/ChangeLog
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2020-07-27 Nathan Sidwell <nathan@acm.org>
* cp-tree.h (enum cp_tree_index): Add CPTI_AS_BASE_IDENTIFIER.
(as_base_identifier): Define.
* decl.c (initialize_predifined_identifiers): Initialize as_base
identifier.
* class.c (layout_class_type): Name the as-base type. Zap
NSDMI its fields may have.
2020-07-22 Nathan Sidwell <nathan@acm.org>
* class.c (maybe_add_class_template_decl_list): Don't add CONST_DECLs.

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gcc/fortran/ChangeLog
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2020-07-27 Tobias Burnus <tobias@codesourcery.com>
* openmp.c (gfc_resolve_omp_directive): Remove NULL check
for clauses in EXEC_OMP_CRITICAL as it no longer can be NULL.
2020-07-23 Tobias Burnus <tobias@codesourcery.com>
* gfortran.h (gfc_omp_namelist): Add lastprivate_conditional.

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gcc/po/ChangeLog
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2020-07-27 Joseph Myers <joseph@codesourcery.com>
* be.po, da.po, de.po, el.po, es.po, fi.po, fr.po, hr.po, id.po,
ja.po, nl.po, ru.po, sr.po, sv.po, tr.po, uk.po, vi.po, zh_CN.po,
zh_TW.po: Update.
2020-07-20 Joseph Myers <joseph@codesourcery.com>
* gcc.pot: Regenerate.

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gcc/testsuite/ChangeLog
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2020-07-27 Hans-Peter Nilsson <hp@bitrange.com>
* gcc.dg/torture/pr39074-2.c: Adjust for mmix.
* gcc.dg/torture/pr39074.c, gcc.dg/torture/pta-callused-1.c: Ditto.
2020-07-27 Nathan Sidwell <nathan@acm.org>
* g++.dg/lookup/missing-std-include-10.h: New.
* g++.dg/lookup/missing-std-include-10.C: New.
* g++.dg/lookup/missing-std-include-11.C: New.
2020-07-27 Martin Sebor <msebor@redhat.com>
PR tree-optimization/84079
* gcc.dg/Warray-bounds-62.c: New test.
2020-07-27 Martin Liska <mliska@suse.cz>
PR tree-optimization/96128
* gcc.target/s390/vector/pr96128.c: New test.
2020-07-27 H.J. Lu <hjl.tools@gmail.com>
PR bootstrap/96203
* gcc.target/i386/pr96203-1.c: New test.
* gcc.target/i386/pr96203-2.c: Likewise.
2020-07-27 Hans-Peter Nilsson <hp@bitrange.com>
* gcc.dg/tree-ssa/vector-4.c: Adjust for mmix.
2020-07-27 Hans-Peter Nilsson <hp@bitrange.com>
* gcc.dg/tree-ssa/ssa-dse-26.c: Adjust for mmix.
2020-07-27 Hans-Peter Nilsson <hp@bitrange.com>
* gcc.dg/tree-ssa/ssa-dom-cse-2.c: xfail scan for mmix.
2020-07-27 Hans-Peter Nilsson <hp@bitrange.com>
* gcc.dg/tree-ssa/reassoc-20.c: Adjust for mmix.

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2020-07-27 Julian Brown <julian@codesourcery.com>
Thomas Schwinge <thomas@codesourcery.com>
* libgomp.h (struct target_var_desc): Rename do_detach field to
is_attach.
* oacc-mem.c (goacc_exit_datum_1): Add assert. Don't set finalize for
GOMP_MAP_FORCE_DETACH. Update checking to use is_attach field.
(goacc_enter_data_internal): Don't affect reference counts
for attach mappings.
(goacc_exit_data_internal): Don't affect reference counts for detach
mappings.
* target.c (gomp_map_vars_existing): Don't affect reference counts for
attach mappings.
(gomp_map_vars_internal): Set renamed is_attach flag unconditionally to
mark attach mappings.
(gomp_unmap_vars_internal): Use is_attach flag to prevent affecting
reference count for attach mappings.
* testsuite/libgomp.oacc-c-c++-common/mdc-refcount-1.c: New test.
* testsuite/libgomp.oacc-c-c++-common/mdc-refcount-2.c: New test.
* testsuite/libgomp.oacc-c-c++-common/mdc-refcount-2.c: New test.
* testsuite/libgomp.oacc-fortran/deep-copy-6-no_finalize.F90: Mark
test as shouldfail.
* testsuite/libgomp.oacc-fortran/deep-copy-6.f90: Adjust to fail
gracefully in no-finalize mode.
* testsuite/libgomp.oacc-c-c++-common/mdc-refcount-3.c: New file.
2020-07-24 Thomas Schwinge <thomas@codesourcery.com>
* testsuite/libgomp.oacc-c++/c++.exp: Unset 'offload_target' after

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2020-07-27 François Dumont <fdumont@gcc.gnu.org>
* include/bits/hashtable_policy.h (_Map_base<>::at): Use
_Hashtable<>::find.
(_Hashtable_base<>::_Equal_hash_code<>::_S_node_equals):New.
(_Hashtable_base<>::_M_node_equals): New, use latter.
(_Equality<_Key, _Value, _Alloc, _ExtractKey, _Equal, _H1, _H2, _Hash,
_RehashPolicy, false>::_M_equal): Adapt to use latter.
* include/bits/hashtable.h (_Hashtable<>::_M_update_bbegin): New.
(_Hashtable<>::_M_assign): Use latter.
(_Hashtable<>::_M_move_assign): Likewise.
(_Hashtable<>(_Hashtable<>&&)): Likewise.
(_Hashtable<>(_Hashtable<>&&, const allocator_type&)): Likewise.
(_Hashtable<>::swap): Likewise.
(_Hashtable<>::find): Build iterator directly from _M_find_node result.
(_Hashtable<>::count): Use _Hashtable<>::find.
(_Hashtable<>::equal_range): Likewise.
(_Hashtable<>::_M_erase(false_type, const key_type&)): Use
_M_node_equals.
2020-07-27 Jonathan Wakely <jwakely@redhat.com>
* src/c++17/floating_from_chars.cc (from_chars_impl): Ensure
that FE_NEAREST is used.
* testsuite/20_util/from_chars/4.cc: Do not use if constexpr in
a { target c++14 } test.
[!_GLIBCXX_HAVE_USELOCALE]: Disable all tests.
* testsuite/20_util/from_chars/5.cc [!_GLIBCXX_HAVE_USELOCALE]:
Likewise.
* testsuite/20_util/from_chars/6.cc: New test.
2020-07-22 Jonathan Wakely <jwakely@redhat.com>
* include/std/future (future, shared_future, promise): Add