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Show a compile error if used with ASAN #83

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Show a compile error if used with ASAN #83

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3 changes: 3 additions & 0 deletions meow_hash_x64_aesni.h
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Original file line number Diff line number Diff line change
Expand Up @@ -352,6 +352,9 @@ MeowHash(void *Seed128Init, meow_umm Len, void *SourceInit)
meow_u8 *LastOk = (meow_u8*)((((meow_umm)(((meow_u8 *)SourceInit)+Len - 1)) | (MEOW_PAGESIZE - 1)) - 16);
int Align = (Last > LastOk) ? ((int)(meow_umm)Last) & 0xf : 0;
movdqu(xmm10, &MeowShiftAdjust[Align]);
#if defined(__SANITIZE_ADDRESS__) || (defined(__clang__) && __has_feature(address_sanitizer))
#error ASAN falsely believes that this is a heap-buffer-overflow https://github.com/cmuratori/meow_hash/issues/79
#endif
movdqu(xmm9, Last - Align);
pshufb(xmm9, xmm10);

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