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| author | Jakub Jelinek <jakub@redhat.com> | 2018-12-01 08:31:56 +0100 |
|---|---|---|
| committer | Jakub Jelinek <jakub@gcc.gnu.org> | 2018-12-01 08:31:56 +0100 |
| commit | a5b256615869279b3ec54ee3f58811689a26526c (patch) | |
| tree | 57373e88c67408c680696c1a59e55f9b7af58c07 /gcc | |
| parent | 6b4f5050a9a5156eb23b9174ff576a77b1149465 (diff) | |
| download | gcc-a5b256615869279b3ec54ee3f58811689a26526c.zip gcc-a5b256615869279b3ec54ee3f58811689a26526c.tar.gz gcc-a5b256615869279b3ec54ee3f58811689a26526c.tar.bz2 | |
re PR sanitizer/88289 (r266664 causes asan to fail on many/most tests on BE)
PR sanitizer/88289
* asan.c (asan_redzone_buffer::flush_redzone_payload): Fix up
an off-by-one for BYTES_BIG_ENDIAN.
From-SVN: r266708
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/ChangeLog | 4 | ||||
| -rw-r--r-- | gcc/asan.c | 2 |
2 files changed, 5 insertions, 1 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index b215a9c..c84d6fa 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,5 +1,9 @@ 2018-12-01 Jakub Jelinek <jakub@redhat.com> + PR sanitizer/88289 + * asan.c (asan_redzone_buffer::flush_redzone_payload): Fix up + an off-by-one for BYTES_BIG_ENDIAN. + PR target/54589 * combine.c (find_split_point): For invalid memory address nonobj + obj + const, if reg + obj + const is valid addressing @@ -1326,7 +1326,7 @@ asan_redzone_buffer::flush_redzone_payload (void) for (unsigned i = 0; i < RZ_BUFFER_SIZE; i++) { unsigned char v - = m_shadow_bytes[BYTES_BIG_ENDIAN ? RZ_BUFFER_SIZE - i : i]; + = m_shadow_bytes[BYTES_BIG_ENDIAN ? RZ_BUFFER_SIZE - i - 1 : i]; val |= (unsigned HOST_WIDE_INT)v << (BITS_PER_UNIT * i); if (dump_file && (dump_flags & TDF_DETAILS)) fprintf (dump_file, "%02x ", v); |