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from 55179eb2451 Merge master r11-2927. adds d14c547abd4 Add -Wstringop-overread for reading past the end by string [...] adds 82db1a42e92 libstdc++: Fix std::gcd and std::lcm for unsigned integers [...] adds f2f48b68a6a libstdc++: Fix common_type specializations for duration adds 8f7ea26ae32 Daily bump. adds cd0233527af rs6000: Remove ALTIVEC_BUILTIN_MASK_FOR_STORE adds 0789600c597 libstdc++: Fix deleted overload of __absu(bool) adds daba4a713e7 Daily bump. adds 44c677d1ebb x86: Fix up ssse3_pshufbv8qi splitter adds 8e1be7efcb1 2020-8-20 José Rui Faustino de Sousa jrfsousa@gmail.com adds cd49b706789 2020-8-21 Steve Kargl sgk@troutmask.apl.washington.edu adds 8f7d99acf6d 2020-8-20 José Rui Faustino de Sousa jrfsousa@gmail.com adds 3a7a95a220c 2020-8-20 José Rui Faustino de Sousa jrfsousa@gmail.com adds a240e83ce9d 2020-8-20 José Rui Faustino de Sousa jrfsousa@gmail.com adds 6ccadc4c048 Use get_size_range instead of get_range to obtain range of [...] adds cf2bc8617ae Daily bump. adds d0939f42dd8 testsuite: Update some vect cases for partial vectors adds 0106300f6c3 varasm: Optimize memory broadcast for constant vector under [...] adds e11c4b7f837 ipa/96806 - Fix ICE in ipa-cp due to integer addition overflow adds 39f5b724844 tree-cfg: Improve gimple switch verification adds 1aa71af0935 Refine expander vec_unpacku_float_hi_v16si/vec_unpacku_floa [...] adds 371fa005aeb testsuite: Fix aarch64/strcmpopt_6.c for -Wstringop-overread new f089569851c tree-optimization/96854 - testcase for SLP reduction of two [...] new 6940c20bbb3 d: Fix ICEs in the front-end when pointer size is 16-bit. new d503cd98713 PR tree-optimization/96818 - cast label range to type of sw [...] new 787a6bf9b24 Merge master r11-2951.

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Summary of changes: gcc/ChangeLog | 128 +++ gcc/DATESTAMP | 2 +- gcc/attribs.c | 8 +- gcc/attribs.h | 1 - gcc/builtins.c | 977 +++++++++++++-------- gcc/builtins.h | 44 +- gcc/c-family/ChangeLog | 4 + gcc/c-family/c.opt | 4 + gcc/c/ChangeLog | 6 + gcc/calls.c | 79 +- gcc/calls.h | 2 +- gcc/config/i386/sse.md | 11 +- gcc/config/rs6000/rs6000-builtin.def | 1 - gcc/config/rs6000/rs6000-call.c | 12 +- gcc/d/d-target.cc | 3 - gcc/d/d-tree.h | 2 +- gcc/d/decl.cc | 36 - gcc/d/intrinsics.cc | 7 +- gcc/d/typeinfo.cc | 36 + gcc/doc/invoke.texi | 21 +- gcc/doc/sourcebuild.texi | 15 + gcc/fortran/ChangeLog | 44 + gcc/fortran/expr.c | 8 +- gcc/fortran/interface.c | 5 +- gcc/fortran/module.c | 42 +- gcc/fortran/simplify.c | 2 +- gcc/gimple-fold.c | 12 +- gcc/ipa-cp.c | 8 +- gcc/jit/ChangeLog | 5 + gcc/testsuite/ChangeLog | 101 +++ gcc/testsuite/c-c++-common/Warray-bounds-7.c | 77 +- gcc/testsuite/c-c++-common/Wrestrict.c | 4 +- gcc/testsuite/c-c++-common/attr-nonstring-3.c | 4 +- gcc/testsuite/c-c++-common/attr-nonstring-6.c | 82 +- gcc/testsuite/c-c++-common/attr-nonstring-8.c | 2 +- gcc/testsuite/g++.dg/ipa/pr96806.C | 53 ++ gcc/testsuite/g++.dg/pr96818.C | 28 + .../g++.dg/torture/Wsizeof-pointer-memaccess1.C | 2 +- .../g++.dg/torture/Wsizeof-pointer-memaccess2.C | 2 +- gcc/testsuite/gcc.dg/Warray-bounds-39.c | 46 +- gcc/testsuite/gcc.dg/Warray-bounds-40.c | 2 +- gcc/testsuite/gcc.dg/Warray-bounds-58.c | 24 +- gcc/testsuite/gcc.dg/Wsizeof-pointer-memaccess1.c | 2 +- gcc/testsuite/gcc.dg/Wstringop-overflow-22.c | 54 +- gcc/testsuite/gcc.dg/Wstringop-overflow-33.c | 8 +- gcc/testsuite/gcc.dg/Wstringop-overflow-9.c | 4 +- gcc/testsuite/gcc.dg/Wstringop-overread-2.c | 117 +++ gcc/testsuite/gcc.dg/Wstringop-overread-3.c | 188 ++++ gcc/testsuite/gcc.dg/Wstringop-overread.c | 716 +++++++++++++++ gcc/testsuite/gcc.dg/attr-nonstring-2.c | 22 +- gcc/testsuite/gcc.dg/attr-nonstring-3.c | 18 +- gcc/testsuite/gcc.dg/attr-nonstring-4.c | 6 +- gcc/testsuite/gcc.dg/attr-nonstring.c | 32 +- gcc/testsuite/gcc.dg/builtin-stringop-chk-5.c | 2 +- gcc/testsuite/gcc.dg/builtin-stringop-chk-8.c | 30 +- gcc/testsuite/gcc.dg/pr78902.c | 1 + gcc/testsuite/gcc.dg/pr79214.c | 2 +- gcc/testsuite/gcc.dg/pr96818.c | 14 + gcc/testsuite/gcc.dg/strcmpopt_10.c | 2 +- gcc/testsuite/gcc.dg/strlenopt-57.c | 6 +- .../gcc.dg/torture/Wsizeof-pointer-memaccess1.c | 2 +- .../gcc.dg/tree-ssa/builtins-folding-gimple-ub.c | 4 +- gcc/testsuite/gcc.dg/uninit-33.c | 2 +- gcc/testsuite/gcc.dg/vect/bb-slp-pr69907.c | 4 +- gcc/testsuite/gcc.dg/vect/pr96854.c | 20 + gcc/testsuite/gcc.dg/vect/slp-3.c | 8 +- gcc/testsuite/gcc.dg/vect/slp-multitypes-11.c | 4 +- gcc/testsuite/gcc.dg/vect/slp-perm-1.c | 4 +- gcc/testsuite/gcc.dg/vect/slp-perm-5.c | 4 +- gcc/testsuite/gcc.dg/vect/slp-perm-6.c | 4 +- gcc/testsuite/gcc.dg/vect/slp-perm-7.c | 4 +- gcc/testsuite/gcc.dg/vect/slp-perm-8.c | 4 +- gcc/testsuite/gcc.dg/vect/slp-perm-9.c | 4 +- gcc/testsuite/gcc.dg/vect/vect-version-2.c | 6 +- gcc/testsuite/gcc.dg/warn-strnlen-no-nul-2.c | 8 +- gcc/testsuite/gcc.dg/warn-strnlen-no-nul.c | 18 +- gcc/testsuite/gcc.target/aarch64/strcmpopt_6.c | 2 +- gcc/testsuite/gcc.target/i386/avx512f-pr96551-1.c | 18 + gcc/testsuite/gcc.target/i386/avx512f-pr96551-2.c | 33 + gcc/testsuite/gcc.target/i386/strcmpopt_6.c | 8 +- gcc/testsuite/gfortran.dg/PR94110.f90 | 88 ++ gcc/testsuite/gfortran.dg/PR95352.f90 | 27 + gcc/testsuite/gfortran.dg/PR96726.f90 | 72 ++ gcc/testsuite/gfortran.dg/PR96727.f90 | 34 + gcc/testsuite/gfortran.dg/PR96728.f90 | 49 ++ gcc/testsuite/lib/target-supports.exp | 61 ++ gcc/tree-cfg.c | 19 +- gcc/tree-ssa-uninit.c | 8 +- gcc/tree-vrp.c | 2 + gcc/tree.h | 9 + gcc/varasm.c | 181 +++- libstdc++-v3/ChangeLog | 36 + libstdc++-v3/include/experimental/numeric | 38 +- libstdc++-v3/include/std/chrono | 18 +- libstdc++-v3/include/std/numeric | 83 +- .../duration/requirements/reduced_period.cc | 52 ++ .../94831.cc => 26_numerics/gcd/92978.cc} | 21 +- libstdc++-v3/testsuite/26_numerics/gcd/gcd_neg.cc | 10 +- .../94051.cc => 26_numerics/lcm/92978.cc} | 9 +- libstdc++-v3/testsuite/26_numerics/lcm/lcm_neg.cc | 10 +- .../testsuite/experimental/numeric/92978.cc | 48 + 101 files changed, 3359 insertions(+), 853 deletions(-) create mode 100644 gcc/testsuite/g++.dg/ipa/pr96806.C create mode 100644 gcc/testsuite/g++.dg/pr96818.C create mode 100644 gcc/testsuite/gcc.dg/Wstringop-overread-2.c create mode 100644 gcc/testsuite/gcc.dg/Wstringop-overread-3.c create mode 100644 gcc/testsuite/gcc.dg/Wstringop-overread.c create mode 100644 gcc/testsuite/gcc.dg/pr96818.c create mode 100644 gcc/testsuite/gcc.dg/vect/pr96854.c create mode 100644 gcc/testsuite/gcc.target/i386/avx512f-pr96551-1.c create mode 100644 gcc/testsuite/gcc.target/i386/avx512f-pr96551-2.c create mode 100644 gcc/testsuite/gfortran.dg/PR94110.f90 create mode 100644 gcc/testsuite/gfortran.dg/PR95352.f90 create mode 100644 gcc/testsuite/gfortran.dg/PR96726.f90 create mode 100644 gcc/testsuite/gfortran.dg/PR96727.f90 create mode 100644 gcc/testsuite/gfortran.dg/PR96728.f90 copy libstdc++-v3/testsuite/{20_util/specialized_algorithms/uninitialized_value_co [...] copy libstdc++-v3/testsuite/{21_strings/basic_string_view/inserters/94051.cc => 26 [...] create mode 100644 libstdc++-v3/testsuite/experimental/numeric/92978.cc