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GCC Administrator 2020-08-14 00:16:24 +00:00 committed by Giuliano Belinassi
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commit 8a6d4ede5c
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87
gcc/ChangeLog
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2020-08-13 David Malcolm <dmalcolm@redhat.com>
* Makefile.in (ANALYZER_OBJS): Add analyzer/region.o,
analyzer/region-model-impl-calls.o,
analyzer/region-model-manager.o,
analyzer/region-model-reachability.o, analyzer/store.o, and
analyzer/svalue.o.
* doc/analyzer.texi: Update for changes to analyzer
implementation.
* tristate.h (tristate::get_value): New accessor.
2020-08-13 Uroš Bizjak <ubizjak@gmail.com>
* config/i386/i386-builtin.def (CET_NORMAL): Merge to CET BDESC array.
(__builtin_ia32_rddspd, __builtin_ia32_rddspq, __builtin_ia32_incsspd)
(__builtin_ia32_incsspq, __builtin_ia32_wrssd, __builtin_ia32_wrssq)
(__builtin_ia32_wrussd, __builtin_ia32_wrussq): Use CODE_FOR_nothing.
* config/i386/i386-builtins.c: Remove handling of CET_NORMAL builtins.
* config/i386/i386.md (@rdssp<mode>): Implement as parametrized
name pattern. Use SWI48 mode iterator. Introduce input operand
and remove explicit XOR zeroing from insn template.
(@incssp<mode>): Implement as parametrized name pattern.
Use SWI48 mode iterator.
(@wrss<mode>): Ditto.
(@wruss<mode>): Ditto.
(rstorssp): Remove expander. Rename insn pattern from *rstorssp<mode>.
Use DImode memory operand.
(clrssbsy): Remove expander. Rename insn pattern from *clrssbsy<mode>.
Use DImode memory operand.
(save_stack_nonlocal): Update for parametrized name patterns.
Use cleared register as an argument to gen_rddsp.
(restore_stack_nonlocal): Update for parametrized name patterns.
* config/i386/i386-expand.c (ix86_expand_builtin):
[case IX86_BUILTIN_RDSSPD, case IX86_BUILTIN_RDSSPQ]: Expand here.
[case IX86_BUILTIN_INCSSPD, case IX86_BUILTIN_INCSSPQ]: Ditto.
[case IX86_BUILTIN_RSTORSSP, case IX86_BUILTIN_CLRSSBSY]:
Generate DImode memory operand.
[case IX86_BUILTIN_WRSSD, case IX86_BUILTIN_WRSSQ]
[case IX86_BUILTIN_WRUSSD, case IX86_BUILTIN_WRUSSD]:
Update for parameterized name patterns.
2020-08-13 Peter Bergner <bergner@linux.ibm.com>
PR target/96506
* config/rs6000/rs6000-call.c (rs6000_promote_function_mode): Disallow
MMA types as return values.
(rs6000_function_arg): Disallow MMA types as function arguments.
2020-08-13 Richard Sandiford <richard.sandiford@arm.com>
Revert:
2020-08-12 Peixin Qiao <qiaopeixin@huawei.com>
* config/aarch64/aarch64.c (aarch64_function_value): Add if
condition to check ag_mode after entering if condition of
aarch64_vfp_is_call_or_return_candidate. If TARGET_FLOAT is
set as false by -mgeneral-regs-only, report the diagnostic
information of -mgeneral-regs-only imcompatible with the use
of fp/simd register(s).
2020-08-13 Martin Liska <mliska@suse.cz>
PR ipa/96482
* ipa-cp.c (ipcp_bits_lattice::meet_with_1): Mask m_value
with m_mask.
2020-08-13 Jakub Jelinek <jakub@redhat.com>
* gimplify.c (gimplify_omp_taskloop_expr): New function.
(gimplify_omp_for): Use it. For OMP_FOR_NON_RECTANGULAR
loops adjust in outer taskloop the var-outer decls.
* omp-expand.c (expand_omp_taskloop_for_inner): Handle non-rectangular
loops.
(expand_omp_for): Don't reject non-rectangular taskloop.
* omp-general.c (omp_extract_for_data): Don't assert that
non-rectangular loops have static schedule, instead treat loop->m1
or loop->m2 as if loop->n1 or loop->n2 is non-constant.
2020-08-13 Hongtao Liu <hongtao.liu@intel.com>
PR target/96246
* config/i386/sse.md (<avx512>_load<mode>_mask,
<avx512>_load<mode>_mask): Extend to generate blendm
instructions.
(<avx512>_blendm<mode>, <avx512>_blendm<mode>): Change
define_insn to define_expand.
2020-08-12 Roger Sayle <roger@nextmovesoftware.com>
Uroš Bizjak <ubizjak@gmail.com>

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gcc/DATESTAMP
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20200814

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gcc/cp/ChangeLog
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2020-08-13 Nathan Sidwell <nathan@acm.org>
* name-lookup.h (enum class LOOK_where): New.
(operator|, operator&): Overloads for it.
(lookup_name_real): Replace NONCLASS & BLOCK_P parms with WHERE.
* name-lookup.c (identifier_type_value_w): Adjust
lookup_name_real call.
(lookup_name_real_1): Replace NONCLASS and BLOCK_P parameters
with WHERE bitmask. Don't search namespaces if not asked to.
(lookup_name_real): Adjust lookup_name_real_1 call.
(lookup_name_nonclass, lookup_name)
(lookup_name_prefer_type): Likewise.
* call.c (build_operator_new_call)
(add_operator_candidates): Adjust lookup_name_real calls.
* parser.c (cp_parser_lookup_name): Likewise.
* pt.c (tsubst_friend_class, lookup_init_capture_pack)
(tsubst_expr): Likewise.
* semantics.c (capture_decltype): Likewise.
2020-08-13 Marek Polacek <polacek@redhat.com>
PR c++/92812
* typeck.c (build_static_cast_1): Implement P1975R0 by allowing
static_cast to aggregate type.
2020-08-10 Jakub Jelinek <jakub@redhat.com>
PR c++/96497

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gcc/fortran/ChangeLog
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2020-08-13 Andre Vehreschild <vehre@gcc.gnu.org>
PR fortran/93671
* trans-array.c (structure_alloc_comps): Keep caf-mode when applying to
components; get the caf_token correctly for allocated scalar components.
2020-08-13 Matthew Krupcale <mkrupcale@matthewkrupcale.com>
PR fortran/96595
* invoke.texi: Fix typos.
2020-08-12 Tobias Burnus <tobias@codesourcery.com>
* gfortran.h: Add OMP_LIST_NONTEMPORAL.

238
gcc/testsuite/ChangeLog
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2020-08-13 David Malcolm <dmalcolm@redhat.com>
PR analyzer/96598
* gcc.dg/analyzer/pr96598.c: New test.
2020-08-13 David Malcolm <dmalcolm@redhat.com>
PR analyzer/93032
PR analyzer/93938
PR analyzer/94011
PR analyzer/94099
PR analyzer/94399
PR analyzer/94458
PR analyzer/94503
PR analyzer/94640
PR analyzer/94688
PR analyzer/94689
PR analyzer/94839
PR analyzer/95026
PR analyzer/95042
PR analyzer/95240
* g++.dg/analyzer/pr93212.C: Add dg-warning for dangling
reference.
* g++.dg/analyzer/pr93950.C: Remove xfail.
* g++.dg/analyzer/pr94011.C: New test.
* g++.dg/analyzer/pr94028.C: Remove leak false positives; mark as
failing on C++98.
* g++.dg/analyzer/pr94503.C: New test.
* g++.dg/analyzer/pr95042.C: New test.
* gcc.dg/analyzer/CVE-2005-1689-dedupe-issue-2.c: New test.
* gcc.dg/analyzer/CVE-2005-1689-dedupe-issue.c: Add xfail.
* gcc.dg/analyzer/CVE-2005-1689-minimal.c:
Include "analyzer-decls.h".
(test_4, test_5, test_6, test_7, test_8): New tests.
* gcc.dg/analyzer/abs-1.c: New test.
* gcc.dg/analyzer/aliasing-1.c: New test.
* gcc.dg/analyzer/aliasing-2.c: New test.
* gcc.dg/analyzer/analyzer-decls.h (__analyzer_describe): New
decl.
(__analyzer_dump_num_heap_regions): Remove.
* gcc.dg/analyzer/attribute-nonnull.c: Add dg-warnings for cases
where NULL is directly used as an argument.
* gcc.dg/analyzer/bzero-1.c: New test.
* gcc.dg/analyzer/casts-1.c: New test.
* gcc.dg/analyzer/casts-2.c: New test.
* gcc.dg/analyzer/compound-assignment-1.c
(test_4): Remove xfail from leak false positive.
(called_by_test_5a): Add "allocated here" expected message.
(called_by_test_5b): Make expected leak message more precise.
* gcc.dg/analyzer/compound-assignment-3.c: Update expected leak
message.
* gcc.dg/analyzer/compound-assignment-4.c: New test.
* gcc.dg/analyzer/compound-assignment-5.c: New test.
* gcc.dg/analyzer/conditionals-notrans.c: Remove xfails.
* gcc.dg/analyzer/data-model-1.c (test_12d): Update expected
results.
(test_13): Remove xfail.
(test_14): Remove xfail.
(test_15): Remove xfail.
(test_16): Remove xfails. Add out-of-bounds access.
(test_16_alt): Remove xfails.
(test_23): Remove xfail.
(test_24): Remove xfail.
(test_25): Remove xfail.
(test_26): Update expected result. Remove xfail. Add xfail.
(test_27): Remove xfails.
(test_29): Add __analyzer_eval pointer comparisons.
(test_41): Generalize expected output for u.ptr comparison with
NULL for targets where this could be known to be false.
(test_42): Remove xfail.
(test_51): Remove xfails.
* gcc.dg/analyzer/data-model-13.c: Update for improvements to
source location and wording of leak message.
* gcc.dg/analyzer/data-model-14.c: Remove -fanalyzer-fine-grained.
(test_1): Update for improvement to expected message.
(test_2): Remove xfail.
* gcc.dg/analyzer/data-model-18.c: Remove xfail.
* gcc.dg/analyzer/data-model-20.c: New test.
* gcc.dg/analyzer/data-model-5.c: Add dg-warning for deref of
NULL. Add xfailing false leak.
* gcc.dg/analyzer/data-model-5b.c: Add xfailing false leak.
* gcc.dg/analyzer/data-model-5c.c: Update xfailing false leak.
* gcc.dg/analyzer/data-model-5d.c: Reimplement.
* gcc.dg/analyzer/data-model-6.c: Delete test.
* gcc.dg/analyzer/data-model-8.c: Remove xfail.
* gcc.dg/analyzer/describe-1.c: New test.
* gcc.dg/analyzer/dot-output.c: Remove xfail.
* gcc.dg/analyzer/explode-1.c: Add expected leak warning.
* gcc.dg/analyzer/explode-2.c: Add expected leak warnings. Mark
double-free warnings as xfail for now.
* gcc.dg/analyzer/feasibility-1.c: New test.
* gcc.dg/analyzer/first-field-1.c: New test.
* gcc.dg/analyzer/first-field-2.c: New test.
* gcc.dg/analyzer/init.c: New test.
* gcc.dg/analyzer/leak-2.c: New test.
* gcc.dg/analyzer/loop-0-up-to-n-by-1-with-iter-obj.c: New test.
* gcc.dg/analyzer/loop-0-up-to-n-by-1.c: New test.
* gcc.dg/analyzer/loop-2a.c: Update expected behavior.
* gcc.dg/analyzer/loop-3.c: Mark use-after-free as xfail. Add
expected warning about deref of unchecked pointer.
* gcc.dg/analyzer/loop-4.c: Remove -fno-analyzer-state-purge.
Update expected behavior.
* gcc.dg/analyzer/loop-n-down-to-1-by-1.c: New test.
* gcc.dg/analyzer/loop-start-down-to-end-by-1.c: New test.
* gcc.dg/analyzer/loop-start-down-to-end-by-step.c: New test.
* gcc.dg/analyzer/loop-start-to-end-by-step.c: New test.
* gcc.dg/analyzer/loop-start-up-to-end-by-1.c: New test.
* gcc.dg/analyzer/loop.c: Remove -fno-analyzer-state-purge.
Update expected behavior.
* gcc.dg/analyzer/malloc-1.c: Remove xfails from leak false
positives. Update expected wording of global_link.m_ptr leak.
(test_49): New test.
* gcc.dg/analyzer/malloc-4.c: Remove leak false positive. Update
expected wording of leak warning.
* gcc.dg/analyzer/malloc-in-loop.c: New test.
* gcc.dg/analyzer/malloc-ipa-8-double-free.c: Update expected path
to show call to wrapped_malloc.
* gcc.dg/analyzer/malloc-ipa-8-unchecked.c: Remove
-fanalyzer-verbose-state-changes.
* gcc.dg/analyzer/malloc-paths-9.c: Remove comment about duplicate
warnings. Remove duplicate use-after-free paths.
* gcc.dg/analyzer/malloc-vs-local-1a.c: Add dg-warning for deref
of unchecked pointer. Update expected number of enodes.
* gcc.dg/analyzer/malloc-vs-local-2.c: Likewise.
* gcc.dg/analyzer/malloc-vs-local-3.c: Add dg-warning for deref of
unchecked pointer. Update expected number of enodes. Avoid
overspecifying the leak message.
* gcc.dg/analyzer/memset-1.c: New test.
* gcc.dg/analyzer/paths-3.c: Update expected number of enodes.
* gcc.dg/analyzer/paths-4.c: Likewise.
* gcc.dg/analyzer/paths-6.c: Likewise.
* gcc.dg/analyzer/paths-7.c: Likewise.
* gcc.dg/analyzer/pr93032-mztools-simplified.c: New test.
* gcc.dg/analyzer/pr93032-mztools.c: New test.
* gcc.dg/analyzer/pr93382.c: Mark taint tests as failing.
* gcc.dg/analyzer/pr93938.c: New test.
* gcc.dg/analyzer/pr94099.c: Replace uninit dg-warning with
dg-warning for NULL dereference.
* gcc.dg/analyzer/pr94399.c: New test.
* gcc.dg/analyzer/pr94447.c: Add dg-warning for NULL dereference.
* gcc.dg/analyzer/pr94458.c: New test.
* gcc.dg/analyzer/pr94640.c: New test.
* gcc.dg/analyzer/pr94688.c: New test.
* gcc.dg/analyzer/pr94689.c: New test.
* gcc.dg/analyzer/pr94839.c: New test.
* gcc.dg/analyzer/pr95026.c: New test.
* gcc.dg/analyzer/pr95240.c: New test.
* gcc.dg/analyzer/refcounting-1.c: New test.
* gcc.dg/analyzer/single-field.c: New test.
* gcc.dg/analyzer/stale-frame-1.c: New test.
* gcc.dg/analyzer/symbolic-1.c: New test.
* gcc.dg/analyzer/symbolic-2.c: New test.
* gcc.dg/analyzer/symbolic-3.c: New test.
* gcc.dg/analyzer/symbolic-4.c: New test.
* gcc.dg/analyzer/symbolic-5.c: New test.
* gcc.dg/analyzer/symbolic-6.c: New test.
* gcc.dg/analyzer/taint-1.c: Mark the "gets unchecked value"
events as failing for now. Update dg-message directives to avoid
relying on numbering.
* gcc.dg/analyzer/torture/loop-inc-ptr-1.c: New test.
* gcc.dg/analyzer/torture/loop-inc-ptr-2.c: New test.
* gcc.dg/analyzer/torture/loop-inc-ptr-3.c: New test.
* gcc.dg/analyzer/unknown-fns-2.c: New test.
* gcc.dg/analyzer/unknown-fns-3.c: New test.
* gcc.dg/analyzer/unknown-fns-4.c: New test.
* gcc.dg/analyzer/unknown-fns.c: Update dg-warning to reflect fixed
source location for leak diagnostic.
* gcc.dg/analyzer/use-after-free.c: New test.
* gcc.dg/analyzer/vla-1.c: New test.
* gcc.dg/analyzer/zlib-4.c: Rewrite to avoid "exit" calls. Add
expected leak warnings.
* gfortran.dg/analyzer/pr93993.f90: Remove leak of tm warning,
which seems to have been a false positive.
2020-08-13 Peter Bergner <bergner@linux.ibm.com>
PR target/96506
* gcc.target/powerpc/pr96506.c: New test.
2020-08-13 Andre Vehreschild <vehre@gcc.gnu.org>
PR fortran/93671
* gfortran.dg/coarray/pr93671.f90: New test.
2020-08-13 Richard Sandiford <richard.sandiford@arm.com>
Revert:
2020-08-13 Peixin Qiao <qiaopeixin@huawei.com>
* gcc.target/aarch64/mgeneral-regs_1.c: Add the comment that
-mgeneral-regs-only is compatible with the use of vector type
used in the test case.
2020-08-13 Kwok Cheung Yeung <kcy@codesourcery.com>
* gcc.target/nvptx/ia64-sync-5.c: New.
2020-08-13 Martin Liska <mliska@suse.cz>
PR ipa/96482
* gcc.dg/ipa/pr96482-2.c: New test.
2020-08-13 Hongtao Liu <hongtao.liu@intel.com>
* gcc.target/i386/avx512bw-pr96246-1.c: New test.
* gcc.target/i386/avx512bw-pr96246-2.c: New test.
* gcc.target/i386/avx512vl-pr96246-1.c: New test.
* gcc.target/i386/avx512vl-pr96246-2.c: New test.
* gcc.target/i386/avx512bw-vmovdqu16-1.c: Adjust test.
* gcc.target/i386/avx512bw-vmovdqu8-1.c: Ditto.
* gcc.target/i386/avx512f-vmovapd-1.c: Ditto.
* gcc.target/i386/avx512f-vmovaps-1.c: Ditto.
* gcc.target/i386/avx512f-vmovdqa32-1.c: Ditto.
* gcc.target/i386/avx512f-vmovdqa64-1.c: Ditto.
* gcc.target/i386/avx512vl-pr92686-movcc-1.c: Ditto.
* gcc.target/i386/avx512vl-pr96246-1.c: Ditto.
* gcc.target/i386/avx512vl-pr96246-2.c: Ditto.
* gcc.target/i386/avx512vl-vmovapd-1.c: Ditto.
* gcc.target/i386/avx512vl-vmovaps-1.c: Ditto.
* gcc.target/i386/avx512vl-vmovdqa32-1.c: Ditto.
* gcc.target/i386/avx512vl-vmovdqa64-1.c: Ditto.
2020-08-13 Hans-Peter Nilsson <hp@axis.com>
PR middle-end/94600
* gcc.dg/pr94600-5.c, gcc.dg/pr94600-6.c, gcc.dg/pr94600-7.c,
gcc.dg/pr94600-8.c: Align t0 to 4-byte boundary.
2020-08-13 Marek Polacek <polacek@redhat.com>
PR c++/92812
* g++.dg/cpp2a/paren-init27.C: New test.
* g++.dg/cpp2a/paren-init28.C: New test.
* g++.dg/cpp2a/paren-init29.C: New test.
* g++.dg/cpp2a/paren-init30.C: New test.
* g++.dg/cpp2a/paren-init31.C: New test.
* g++.dg/cpp2a/paren-init32.C: New test.
2020-08-12 Roger Sayle <roger@nextmovesoftware.com>
Uroš Bizjak <ubizjak@gmail.com>

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2020-08-13 Nathan Sidwell <nathan@acm.org>
* libcp1plugin.cc (plugin_build_dependent_expr): Likewise.
2020-07-30 H.J. Lu <hjl.tools@gmail.com>
PR bootstrap/96202

5
libgcc/ChangeLog
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2020-08-13 Kwok Cheung Yeung <kcy@codesourcery.com>
* config/nvptx/atomic.c: New.
* config/nvptx/t-nvptx (LIB2ADD): Add atomic.c.
2020-08-03 Ian Lance Taylor <iant@golang.org>
* config/i386/morestack.S (BACKOFF) [x86_64]: Add 2048 bytes.

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libgomp/ChangeLog
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2020-08-13 Kwok Cheung Yeung <kcy@codesourcery.com>
* testsuite/libgomp.c-c++-common/reduction-16.c: New.
2020-08-13 Jakub Jelinek <jakub@redhat.com>
* testsuite/libgomp.c/loop-22.c (main): Add some further tests.
* testsuite/libgomp.c/loop-23.c (main): Likewise.
* testsuite/libgomp.c/loop-24.c: New test.
2020-08-08 Jakub Jelinek <jakub@redhat.com>
Tobias Burnus <tobias@codesourcery.com>

7
libstdc++-v3/ChangeLog
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2020-08-13 Jonathan Wakely <jwakely@redhat.com>
* acinclude.m4 (GLIBCXX_ENABLE_CHEADERS): Warn if the c_std
option is used and fail unless --enable-cheaders-obsolete is
also used.
* configure: Regenerate.
2020-08-12 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/85828