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authorLasse Collin <lasse.collin@tukaani.org>2023-02-16 17:59:50 +0200
committerLasse Collin <lasse.collin@tukaani.org>2023-02-16 17:59:50 +0200
commit718b22a6c5e3ee5de123323ea798872381f9320e (patch)
treedfa3d5581788797423ad56021a7cb6ed6ea18b2d /src
parent liblzma: Improve documentation for stream_flags.h (diff)
downloadxz-718b22a6c5e3ee5de123323ea798872381f9320e.tar.xz
liblzma: Silence a warning from MSVC.
It gives C4146 here since unary minus with unsigned integer is still unsigned (which is the intention here). Doing it with substraction makes it clearer and avoids the warning. Thanks to Nathan Moinvaziri for reporting this.
Diffstat (limited to 'src')
-rw-r--r--src/liblzma/check/crc64_fast.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/liblzma/check/crc64_fast.c b/src/liblzma/check/crc64_fast.c
index db44633b..e686dbd7 100644
--- a/src/liblzma/check/crc64_fast.c
+++ b/src/liblzma/check/crc64_fast.c
@@ -256,7 +256,7 @@ crc64_clmul(const uint8_t *buf, size_t size, uint64_t crc)
// C = buf + size == aligned_buf + size2
// D = buf + size + skip_end == aligned_buf + size2 + skip_end
const size_t skip_start = (size_t)((uintptr_t)buf & 15);
- const size_t skip_end = (size_t)(-(uintptr_t)(buf + size) & 15);
+ const size_t skip_end = (size_t)((0U - (uintptr_t)(buf + size)) & 15);
const __m128i *aligned_buf = (const __m128i *)(
(uintptr_t)buf & ~(uintptr_t)15);