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| author | Lasse Collin <lasse.collin@tukaani.org> | 2023-10-20 21:53:35 +0300 |
|---|---|---|
| committer | Lasse Collin <lasse.collin@tukaani.org> | 2024-01-11 14:29:38 +0200 |
| commit | 9523c1300d22fa715765c181cf991d14d6112fb1 (patch) | |
| tree | 408cdcc07391b21ce297137ba937852eafd16f3a /src/liblzma/check/crc_common.h | |
| parent | liblzma: CRC: Add empty lines. (diff) | |
| download | xz-9523c1300d22fa715765c181cf991d14d6112fb1.tar.xz | |
liblzma: #define crc_attr_no_sanitize_address in crc_common.h.
Diffstat (limited to '')
| -rw-r--r-- | src/liblzma/check/crc_common.h | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/src/liblzma/check/crc_common.h b/src/liblzma/check/crc_common.h index 4764eb17..c949f793 100644 --- a/src/liblzma/check/crc_common.h +++ b/src/liblzma/check/crc_common.h @@ -39,6 +39,16 @@ #endif +// CRC CLMUL code needs this because accessing input buffers that aren't +// aligned to the vector size will inherently trip the address sanitizer. +#if lzma_has_attribute(__no_sanitize_address__) +# define crc_attr_no_sanitize_address \ + __attribute__((__no_sanitize_address__)) +#else +# define crc_attr_no_sanitize_address +#endif + + // The inline keyword is only a suggestion to the compiler to substitute the // body of the function into the places where it is called. If a function // is large and called multiple times then compiler may choose to ignore the |