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tcwg-buildslave pushed a change to branch linaro-local/ci/tcwg_gcc_check/master-aarch64 in repository toolchain/ci/gcc.

from dcf8fe1eeab libgcc: Fix __gthr_i486_lock_cmp_xchg clobber for Windows adds f4a2cecd689 i386: Improve and optimize ix86_expand_sse_movcc adds 52d28210389 libstdc++: Fix ODR issues with different -m flags adds 29401b7b458 Fortran: fix ICE and wrong code with TRANSFER and CHARACTER [...] new 671a283636d Add -Wuse-after-free [PR80532]. new 9d6a0f388eb Add -Wdangling-pointer [PR63272].

The 2 revisions listed above as "new" are entirely new to this repository and will be described in separate emails. The revisions listed as "adds" were already present in the repository and have only been added to this reference.

Summary of changes: gcc/c-family/c.opt | 20 + gcc/common.opt | 8 + gcc/config/i386/i386-expand.c | 138 ++- gcc/config/i386/sse.md | 2 +- gcc/diagnostic-spec.c | 6 + gcc/diagnostic-spec.h | 6 +- gcc/doc/invoke.texi | 122 ++- gcc/fortran/target-memory.c | 2 +- gcc/fortran/trans-intrinsic.c | 17 +- gcc/gimple-ssa-warn-access.cc | 992 ++++++++++++++++++++- gcc/passes.def | 5 +- gcc/testsuite/c-c++-common/Wdangling-pointer-2.c | 437 +++++++++ gcc/testsuite/c-c++-common/Wdangling-pointer-3.c | 64 ++ gcc/testsuite/c-c++-common/Wdangling-pointer-4.c | 73 ++ gcc/testsuite/c-c++-common/Wdangling-pointer-5.c | 90 ++ gcc/testsuite/c-c++-common/Wdangling-pointer-6.c | 32 + gcc/testsuite/c-c++-common/Wdangling-pointer.c | 434 +++++++++ gcc/testsuite/c-c++-common/Wuse-after-free-2.c | 169 ++++ gcc/testsuite/c-c++-common/Wuse-after-free-3.c | 83 ++ gcc/testsuite/c-c++-common/Wuse-after-free-4.c | 102 +++ gcc/testsuite/c-c++-common/Wuse-after-free-5.c | 103 +++ gcc/testsuite/c-c++-common/Wuse-after-free-6.c | 105 +++ gcc/testsuite/c-c++-common/Wuse-after-free-7.c | 103 +++ gcc/testsuite/c-c++-common/Wuse-after-free.c | 167 ++++ gcc/testsuite/g++.dg/warn/Wdangling-pointer-2.C | 23 + gcc/testsuite/g++.dg/warn/Wdangling-pointer.C | 74 ++ gcc/testsuite/g++.dg/warn/Wfree-nonheap-object-6.C | 4 +- gcc/testsuite/g++.dg/warn/Wmismatched-dealloc-3.C | 70 ++ gcc/testsuite/g++.dg/warn/Wuse-after-free.C | 158 ++++ gcc/testsuite/g++.dg/warn/ref-temp1.C | 3 + gcc/testsuite/gcc.dg/Wdangling-pointer-2.c | 82 ++ gcc/testsuite/gcc.dg/Wdangling-pointer.c | 75 ++ gcc/testsuite/gcc.dg/Wmismatched-dealloc-2.c | 13 +- gcc/testsuite/gcc.dg/Wmismatched-dealloc-3.c | 5 + gcc/testsuite/gcc.dg/analyzer/file-1.c | 3 + gcc/testsuite/gcc.dg/analyzer/file-2.c | 3 + gcc/testsuite/gcc.dg/attr-alloc_size-6.c | 2 +- gcc/testsuite/gcc.dg/attr-alloc_size-7.c | 2 +- gcc/testsuite/gcc.dg/uninit-pr50476.c | 2 +- gcc/testsuite/gfortran.dg/transfer_char_kind4.f90 | 115 +++ libcpp/files.c | 13 +- libiberty/regex.c | 4 + libstdc++-v3/include/experimental/bits/simd.h | 380 +++++--- .../include/experimental/bits/simd_builtin.h | 41 +- .../include/experimental/bits/simd_detail.h | 40 + .../include/experimental/bits/simd_fixed_size.h | 39 +- libstdc++-v3/include/experimental/bits/simd_math.h | 45 +- libstdc++-v3/include/experimental/bits/simd_neon.h | 4 +- libstdc++-v3/include/experimental/bits/simd_ppc.h | 4 +- .../include/experimental/bits/simd_scalar.h | 71 +- libstdc++-v3/include/experimental/bits/simd_x86.h | 4 +- 51 files changed, 4248 insertions(+), 311 deletions(-) create mode 100644 gcc/testsuite/c-c++-common/Wdangling-pointer-2.c create mode 100644 gcc/testsuite/c-c++-common/Wdangling-pointer-3.c create mode 100644 gcc/testsuite/c-c++-common/Wdangling-pointer-4.c create mode 100644 gcc/testsuite/c-c++-common/Wdangling-pointer-5.c create mode 100644 gcc/testsuite/c-c++-common/Wdangling-pointer-6.c create mode 100644 gcc/testsuite/c-c++-common/Wdangling-pointer.c create mode 100644 gcc/testsuite/c-c++-common/Wuse-after-free-2.c create mode 100644 gcc/testsuite/c-c++-common/Wuse-after-free-3.c create mode 100644 gcc/testsuite/c-c++-common/Wuse-after-free-4.c create mode 100644 gcc/testsuite/c-c++-common/Wuse-after-free-5.c create mode 100644 gcc/testsuite/c-c++-common/Wuse-after-free-6.c create mode 100644 gcc/testsuite/c-c++-common/Wuse-after-free-7.c create mode 100644 gcc/testsuite/c-c++-common/Wuse-after-free.c create mode 100644 gcc/testsuite/g++.dg/warn/Wdangling-pointer-2.C create mode 100644 gcc/testsuite/g++.dg/warn/Wdangling-pointer.C create mode 100644 gcc/testsuite/g++.dg/warn/Wmismatched-dealloc-3.C create mode 100644 gcc/testsuite/g++.dg/warn/Wuse-after-free.C create mode 100644 gcc/testsuite/gcc.dg/Wdangling-pointer-2.c create mode 100644 gcc/testsuite/gcc.dg/Wdangling-pointer.c create mode 100644 gcc/testsuite/gfortran.dg/transfer_char_kind4.f90