liblzma: Silence -Wsign-conversion in SSE2 code in memcmplen.h.

Thanks to Christian Hesse for reporting the issue.
Fixes: https://github.com/tukaani-project/xz/issues/44
This commit is contained in:
Lasse Collin 2023-03-19 22:45:59 +02:00
parent 6ca8046ecb
commit 0673c9ec98
1 changed files with 2 additions and 1 deletions

View File

@ -89,7 +89,8 @@ lzma_memcmplen(const uint8_t *buf1, const uint8_t *buf2,
// version isn't used on x86-64.
# define LZMA_MEMCMPLEN_EXTRA 16
while (len < limit) {
const uint32_t x = 0xFFFF ^ _mm_movemask_epi8(_mm_cmpeq_epi8(
const uint32_t x = 0xFFFF ^ (uint32_t)_mm_movemask_epi8(
_mm_cmpeq_epi8(
_mm_loadu_si128((const __m128i *)(buf1 + len)),
_mm_loadu_si128((const __m128i *)(buf2 + len))));