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Added sanitize=undefine test

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This commit is contained in:
Yann Collet
2015-07-07 00:36:49 -08:00
parent 17867ced03
commit 674d91b3da
4 changed files with 12 additions and 9 deletions
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lib/zstd.c
+6 -4
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@@ -178,11 +178,13 @@ static unsigned ZSTD_isLittleEndian(void)
return one.c[0];
}
static U16 ZSTD_read16(const void* p) { return *(const U16*)p; }
static U16 ZSTD_read16(const void* p) { U16 r; memcpy(&r, p, sizeof(r)); return r; }
static U32 ZSTD_read32(const void* p) { return *(const U32*)p; }
static U32 ZSTD_read32(const void* p) { U32 r; memcpy(&r, p, sizeof(r)); return r; }
static size_t ZSTD_read_ARCH(const void* p) { return *(const size_t*)p; }
static U32 ZSTD_read64(const void* p) { U64 r; memcpy(&r, p, sizeof(r)); return r; }
static size_t ZSTD_read_ARCH(const void* p) { size_t r; memcpy(&r, p, sizeof(r)); return r; }
static void ZSTD_copy4(void* dst, const void* src) { memcpy(dst, src, 4); }
@@ -911,7 +913,7 @@ static const U64 prime7bytes = 58295818150454627ULL;
//static U32 ZSTD_hashPtr(const void* p) { return ( ((*(U64*)p & 0xFFFFFFFFFFFFFF) * prime7bytes) >> (64-HASH_LOG)); }
//static U32 ZSTD_hashPtr(const void* p) { return ( (*(U64*)p * prime8bytes) >> (64-HASH_LOG)); }
static U32 ZSTD_hashPtr(const void* p) { return ( (*(const U64*)p * prime7bytes) >> (56-HASH_LOG)) & HASH_MASK; }
static U32 ZSTD_hashPtr(const void* p) { return ( (ZSTD_read64(p) * prime7bytes) >> (56-HASH_LOG)) & HASH_MASK; }
//static U32 ZSTD_hashPtr(const void* p) { return ( (*(U64*)p * prime6bytes) >> (48-HASH_LOG)) & HASH_MASK; }
//static U32 ZSTD_hashPtr(const void* p) { return ( (*(U64*)p * prime5bytes) >> (40-HASH_LOG)) & HASH_MASK; }
//static U32 ZSTD_hashPtr(const void* p) { return ( (*(U32*)p * KNUTH) >> (32-HASH_LOG)); }