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| author | Kyle Edwards <kyle.edwards@kitware.com> | 2019-01-11 21:22:37 (GMT) |
|---|---|---|
| committer | Kyle Edwards <kyle.edwards@kitware.com> | 2019-01-14 14:53:12 (GMT) |
| commit | bf2503089b19d1462be7838ed7364361481587d4 (patch) | |
| tree | 292224891227af6ca51eeb05af9909caceee3aa2 | |
| parent | ee555c2a33258a7b272f049aca369edf4d86fa7c (diff) | |
| download | CMake-bf2503089b19d1462be7838ed7364361481587d4.zip CMake-bf2503089b19d1462be7838ed7364361481587d4.tar.gz CMake-bf2503089b19d1462be7838ed7364361481587d4.tar.bz2 | |
liblzma: fix undefined shift result
When a 32-bit integer is shifted left by 32 bits, the result is
undefined. Shift a 64-bit integer instead.
| -rw-r--r-- | Utilities/cmliblzma/liblzma/simple/x86.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/Utilities/cmliblzma/liblzma/simple/x86.c b/Utilities/cmliblzma/liblzma/simple/x86.c index 23d0c42..b38cebf 100644 --- a/Utilities/cmliblzma/liblzma/simple/x86.c +++ b/Utilities/cmliblzma/liblzma/simple/x86.c @@ -97,7 +97,7 @@ x86_code(void *simple_ptr, uint32_t now_pos, bool is_encoder, if (!Test86MSByte(b)) break; - src = dest ^ ((1u << (32 - i * 8)) - 1); + src = dest ^ ((1ull << (32 - i * 8)) - 1); } buffer[buffer_pos + 4] |