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GCC Administrator 2022-06-17 00:16:23 +00:00
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commit bc7e9f7675
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110
gcc/ChangeLog
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2022-06-16 David Malcolm <dmalcolm@redhat.com>
* gimple-ssa-warn-access.cc (warn_string_no_nul): Add
auto_diagnostic_group to group any warning with its note.
(maybe_warn_for_bound): Likewise.
(check_access): Likewise.
(warn_dealloc_offset): Likewise.
(pass_waccess::maybe_warn_memmodel): Likewise.
(pass_waccess::maybe_check_dealloc_call): Likewise.
(pass_waccess::warn_invalid_pointer): Likewise.
(pass_waccess::check_dangling_stores): Likewise.
2022-06-16 Jason Merrill <jason@redhat.com>
* opts.cc (common_handle_option) [OPT_fsanitize_]: Set
opts_set->x_flag_sanitize.
2022-06-16 Jason Merrill <jason@redhat.com>
* flags.h (issue_strict_overflow_warning): Comment #endif.
2022-06-16 Andrew MacLeod <amacleod@redhat.com>
* gimple-range-cache.cc (ranger_cache::apply_inferred_ranges): If name
was invaraint before, clear the invariant bit.
* gimple-range-gori.cc (gori_map::set_range_invariant): Add a flag.
* gimple-range-gori.h (gori_map::set_range_invariant): Adjust prototype.
2022-06-16 Andrew MacLeod <amacleod@redhat.com>
* tree-ssa-propagate.cc (before_dom_children): Call value_of_stmt.
2022-06-16 Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/105983
* match.pd (y == XXX_MIN || x < y -> x <= y - 1,
y != XXX_MIN && x >= y -> x > y - 1): Use :cs instead of :s
on non-equality comparisons.
2022-06-16 Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/105984
* match.pd (__builtin_mul_overflow_p (x, cst, (stype) 0) ->
x > stype_max / cst || x < stype_min / cst): fold_convert @1
to TREE_TYPE (@0) just once and test for negative divisor
also on that folded constant instead of on @1.
2022-06-16 Jakub Jelinek <jakub@redhat.com>
PR middle-end/105951
* tree-ssa-ccp.cc (optimize_atomic_bit_test_and,
optimize_atomic_op_fetch_cmp_0): Remember gimple_call_fn (call)
as last argument to the internal functions.
* builtins.cc (expand_ifn_atomic_bit_test_and): Adjust for the
extra call argument to ifns. If expand_atomic_fetch_op fails for the
lhs == NULL_TREE case, fall through into the optab code with
gen_reg_rtx (mode) as target. If second expand_atomic_fetch_op
fails, construct a CALL_EXPR and expand that.
(expand_ifn_atomic_op_fetch_cmp_0): Adjust for the extra call argument
to ifns. If expand_atomic_fetch_op fails, construct a CALL_EXPR and
expand that.
2022-06-16 Haochen Gui <guihaoc@gcc.gnu.org>
PR target/103316
* config/rs6000/rs6000-builtin.cc (rs6000_gimple_fold_builtin): Enable
gimple folding for RS6000_BIF_VCMPEQUT, RS6000_BIF_VCMPNET,
RS6000_BIF_CMPGE_1TI, RS6000_BIF_CMPGE_U1TI, RS6000_BIF_VCMPGTUT,
RS6000_BIF_VCMPGTST, RS6000_BIF_CMPLE_1TI, RS6000_BIF_CMPLE_U1TI.
* config/rs6000/vector.md (VEC_IC): New mode iterator. Add support
for new Power10 V1TI instructions.
(vec_cmp<mode><mode>): Set mode iterator to VEC_IC.
(vec_cmpu<mode><mode>): Likewise.
(vector_nlt<mode>): Set mode iterator to VEC_IC.
(vector_nltv1ti): Remove.
(vector_gtu<mode>): Set mode iterator to VEC_IC.
(vector_gtuv1ti): Remove.
(vector_nltu<mode>): Set mode iterator to VEC_IC.
(vector_nltuv1ti): Remove.
(vector_geu<mode>): Set mode iterator to VEC_IC.
(vector_ngt<mode>): Likewise.
(vector_ngtv1ti): Remove.
(vector_ngtu<mode>): Set mode iterator to VEC_IC.
(vector_ngtuv1ti): Remove.
(vector_gtu_<mode>_p): Set mode iterator to VEC_IC.
(vector_gtu_v1ti_p): Remove.
(vrotl<mode>3): Set mode iterator to VEC_IC. Emit insns for V1TI.
(vrotlv1ti3): Remove.
(vashr<mode>3): Set mode iterator to VEC_IC. Emit insns for V1TI.
(vashrv1ti3): Remove.
2022-06-16 Martin Liska <mliska@suse.cz>
* gengtype-state.cc (read_a_state_token): Do not skip extra
character after escaped sequence.
2022-06-16 Martin Liska <mliska@suse.cz>
PR driver/105564
* spellcheck.cc (test_find_closest_string): Add new test.
* spellcheck.h (class best_match): Prefer a difference in
trailing sign symbol.
2022-06-16 liuhongt <hongtao.liu@intel.com>
PR tree-optimization/53533
* match.pd: Simplify (B * v + C) * D -> BD * v + CD and
(v + B) * C + D -> C * v + BCD when B,C,D are all INTEGER_CST,
and there's no overflow or !TYPE_OVERFLOW_UNDEFINED.
2022-06-15 Takayuki 'January June' Suwa <jjsuwa_sys3175@yahoo.co.jp>
* config/xtensa/xtensa.md (DSC): New split pattern and mode iterator.

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gcc/DATESTAMP
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20220617

16
gcc/analyzer/ChangeLog
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2022-06-16 David Malcolm <dmalcolm@redhat.com>
* varargs.cc (va_arg_type_mismatch::emit): Associate the warning
with CWE-686 ("Function Call With Incorrect Argument Type").
2022-06-16 David Malcolm <dmalcolm@redhat.com>
* varargs.cc: Include "diagnostic-metadata.h".
(va_list_exhausted::emit): Associate the warning with
CWE-685 ("Function Call With Incorrect Number of Arguments").
2022-06-16 David Malcolm <dmalcolm@redhat.com>
* sm-file.cc (double_fclose::emit): Associate the warning with
CWE-1341 ("Multiple Releases of Same Resource or Handle").
2022-06-15 David Malcolm <dmalcolm@redhat.com>
PR analyzer/105962

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gcc/c/ChangeLog
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2022-06-16 David Malcolm <dmalcolm@redhat.com>
* c-decl.cc (implicitly_declare): Add auto_diagnostic_group to
group the warning with any note.
(warn_about_goto): Likewise to group error or warning with note.
Bail out if the warning wasn't emitted, to avoid emitting orphan
notes.
(lookup_label_for_goto): Add auto_diagnostic_group to
group the error with the note.
(check_earlier_gotos): Likewise.
(c_check_switch_jump_warnings): Likewise for any error/warning.
Conditionalize emission of the notes.
(diagnose_uninitialized_cst_member): Likewise for warning,
conditionalizing emission of the note.
(grokdeclarator): Add auto_diagnostic_group to group the "array
type has incomplete element type" error with any note.
(parser_xref_tag): Add auto_diagnostic_group to group warnings
with their notes. Conditionalize emission of notes.
(start_struct): Add auto_diagnostic_group to group the
"redefinition of" errors with any note.
(start_enum): Likewise for "redeclaration of %<enum %E%>" error.
(check_for_loop_decls): Likewise for pre-C99 error.
2022-06-07 Jakub Jelinek <jakub@redhat.com>
* c-parser.cc (c_parser_omp_clause_linear): Parse OpenMP 5.2

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gcc/cp/ChangeLog
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2022-06-16 Nathan Sidwell <nathan@acm.org>
* decl2.cc (finish_objects): Add startp parameter, adjust.
(generate_ctor_or_dtor_function): Detect empty fn, and don't
generate unnecessary code. Remove objc startup here ...
(c_parse_final_cleanyps): ... do it here.
2022-06-16 Martin Liska <mliska@suse.cz>
* decl2.cc (struct priority_map_traits): Remove unused param.
2022-06-15 Nathan Sidwell <nathan@acm.org>
* module.cc (module_state::write_readme): Use less confusing

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gcc/testsuite/ChangeLog
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2022-06-16 David Malcolm <dmalcolm@redhat.com>
* gcc.dg/analyzer/stdarg-1.c
(__analyzer_called_by_test_type_mismatch_1): Verify that
-Wanalyzer-va-arg-type-mismatch is associated with CWE-686.
2022-06-16 David Malcolm <dmalcolm@redhat.com>
* gcc.dg/analyzer/stdarg-1.c
(__analyzer_called_by_test_not_enough_args): Verify that
-Wanalyzer-va-list-exhausted is associated with CWE-685.
2022-06-16 David Malcolm <dmalcolm@redhat.com>
* gcc.dg/analyzer/file-1.c (test_1): Verify that double-fclose is
associated with CWE-1341.
2022-06-16 Nathan Sidwell <nathan@acm.org>
* g++.dg/modules/init-2_b.C: Add init check.
* g++.dg/modules/init-2_c.C: Add init check.
2022-06-16 Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/105983
* gcc.dg/tree-ssa/pr105983.c: New test.
2022-06-16 Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/105984
* gcc.c-torture/execute/pr105984.c: New test.
2022-06-16 Jakub Jelinek <jakub@redhat.com>
PR middle-end/105951
* gcc.target/i386/pr105951-1.c: New test.
* gcc.target/i386/pr105951-2.c: New test.
2022-06-16 Haochen Gui <guihaoc@gcc.gnu.org>
PR target/103316
* gcc.target/powerpc/pr103316.c: New.
* gcc.target/powerpc/fold-vec-cmp-int128.c: New.
2022-06-16 Jia-wei Chen <jiawei@iscas.ac.cn>
* gcc.target/riscv/pr105666.c: New options.
2022-06-16 liuhongt <hongtao.liu@intel.com>
* gcc.target/i386/pr53533-1.c: New test.
* gcc.target/i386/pr53533-2.c: New test.
* gcc.target/i386/pr53533-3.c: New test.
* gcc.target/i386/pr53533-4.c: New test.
* gcc.target/i386/pr53533-5.c: New test.
* gcc.dg/vect/slp-11a.c: Adjust testcase.
2022-06-15 Takayuki 'January June' Suwa <jjsuwa_sys3175@yahoo.co.jp>
* gcc.target/xtensa/sibcalls.c: New.

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libstdc++-v3/ChangeLog
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2022-06-16 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/105995
* include/bits/basic_string.h (_M_use_local_data): Initialize
the entire SSO buffer.
* testsuite/21_strings/basic_string/cons/char/105995.cc: New test.
2022-06-16 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/101482
* include/ext/vstring.h (operator==): Always check lengths
before comparing.
2022-06-15 François Dumont <fdumont@gcc.gnu.org>
PR libstdc++/105717