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GCC Administrator 2020-12-13 00:16:19 +00:00
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commit 9855e8a90d
5 changed files with 67 additions and 1 deletions
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26
gcc/ChangeLog
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2020-12-12 Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/96685
* match.pd (~(X - Y) -> ~X + Y): New optimization.
(~X + Y -> (Y - X) - 1): Likewise.
2020-12-12 Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/96272
* tree-ssa-math-opts.c (uaddsub_overflow_check_p): Add OTHER argument.
Handle BIT_NOT_EXPR.
(match_uaddsub_overflow): Optimize unsigned a > ~b into
__imag__ .ADD_OVERFLOW (a, b).
(math_opts_dom_walker::after_dom_children): Call match_uaddsub_overflow
even for BIT_NOT_EXPR.
2020-12-12 Jakub Jelinek <jakub@redhat.com>
PR middle-end/98183
* omp-low.c (lower_omp_target): Don't add OMP_RETURN for
data regions.
* omp-expand.c (expand_omp_target): Don't try to remove
OMP_RETURN for data regions.
(build_omp_regions_1, omp_make_gimple_edges): Don't expect
OMP_RETURN for data regions.
2020-12-11 Nathan Sidwell <nathan@acm.org>
* gcc.c (cpp_unique_options): Add Mmodules, Mno-modules.

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gcc/DATESTAMP
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20201212
20201213

6
gcc/fortran/ChangeLog
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2020-12-12 Paul Thomas <pault@gcc.gnu.org>
PR fortran/98022
* data.c (gfc_assign_data_value): Handle inquiry references in
the data statement object list.
2020-12-08 Tobias Burnus <tobias@codesourcery.com>
* dump-parse-tree.c (show_omp_clauses, show_omp_node,

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gcc/testsuite/ChangeLog
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2020-12-12 Paul Thomas <pault@gcc.gnu.org>
PR fortran/98022
* gfortran.dg/data_inquiry_ref.f90: New test.
2020-12-12 Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/96685
* gcc.dg/tree-ssa/pr96685-1.c: New test.
* gcc.dg/tree-ssa/pr96685-2.c: New test.
* gcc.dg/tree-ssa/pr96685-3.c: New test.
2020-12-12 Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/96272
* gcc.dg/tree-ssa/pr96272.c: New test.
2020-12-12 Jakub Jelinek <jakub@redhat.com>
PR middle-end/98183
* gcc.dg/gomp/pr98183.c: New test.
* gcc.dg/goacc/pr98183.c: New test.
2020-12-11 Jason Merrill <jason@redhat.com>
* g++.dg/cpp2a/concepts-conv3.C: New test.

11
libstdc++-v3/ChangeLog
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2020-12-12 François Dumont <fdumont@gcc.gnu.org>
* include/debug/macros.h (__glibcxx_check_can_increment_range): Replace
_GLIBCXX_DEBUG_VERIFY_COND_AT usage with _GLIBCXX_DEBUG_VERIFY_AT_F.
(__glibcxx_check_can_decrement_range): Likewise.
* testsuite/25_algorithms/copy_backward/constexpr.cc (test03): New.
* testsuite/25_algorithms/copy/debug/constexpr_neg.cc: New test.
* testsuite/25_algorithms/copy_backward/debug/constexpr_neg.cc: New test.
* testsuite/25_algorithms/equal/constexpr_neg.cc: New test.
* testsuite/25_algorithms/equal/debug/constexpr_neg.cc: New test.
2020-12-10 Jonathan Wakely <jwakely@redhat.com>
PR libstdc++/98226