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| author | Martin Sebor <msebor@redhat.com> | 2021-07-20 13:48:20 -0600 |
|---|---|---|
| committer | Martin Sebor <msebor@redhat.com> | 2021-07-20 13:50:16 -0600 |
| commit | 8bf5b49ebd2176b8c535147377381dd07fbdd643 (patch) | |
| tree | 49d02a88e682cbc77d10e2ba584658f6a26c4bb5 /libsanitizer/interception | |
| parent | 124eaa50e0a34f5f89572c1aa812c50979da58fc (diff) | |
| download | gcc-8bf5b49ebd2176b8c535147377381dd07fbdd643.zip gcc-8bf5b49ebd2176b8c535147377381dd07fbdd643.tar.gz gcc-8bf5b49ebd2176b8c535147377381dd07fbdd643.tar.bz2 | |
Correct stpcpy offset computation for -Warray-bounds et al. [PR101397].
Resolves:
PR middle-end/101397 - spurious warning writing to the result of stpcpy minus 1
gcc/ChangeLog:
PR middle-end/101397
* builtins.c (gimple_call_return_array): Add argument. Correct
offsets for memchr, mempcpy, stpcpy, and stpncpy.
(compute_objsize_r): Adjust offset computation for argument returning
built-ins.
gcc/testsuite/ChangeLog:
PR middle-end/101397
* gcc.dg/Warray-bounds-80.c: New test.
* gcc.dg/Warray-bounds-81.c: New test.
* gcc.dg/Warray-bounds-82.c: New test.
* gcc.dg/Warray-bounds-83.c: New test.
* gcc.dg/Warray-bounds-84.c: New test.
* gcc.dg/Wstringop-overflow-46.c: Adjust expected output.
Diffstat (limited to 'libsanitizer/interception')
0 files changed, 0 insertions, 0 deletions