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Disable disabled dispatch paths in xxhash.h

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Now, when `XXH_DISPATCH_AVX*` is zero, the codepaths will be properly
disabled, preventing any issues from old compilers.

Fixes #464 (again).
This commit is contained in:
easyaspi314 (Devin)
2020-10-19 10:25:03 -04:00
parent 5a31cf5834
commit 81e11d991b
1 changed files with 5 additions and 2 deletions
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7
xxhash.h
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@@ -3678,7 +3678,8 @@ XXH_FORCE_INLINE void XXH_writeLE64(void* dst, xxh_u64 v64)
* Both XXH3_64bits and XXH3_128bits use this subroutine.
*/
#if (XXH_VECTOR == XXH_AVX512) || defined(XXH_X86DISPATCH)
#if (XXH_VECTOR == XXH_AVX512) \
|| (defined(XXH_DISPATCH_AVX512) && XXH_DISPATCH_AVX512 != 0)
#ifndef XXH_TARGET_AVX512
# define XXH_TARGET_AVX512 /* disable attribute target */
@@ -3784,7 +3785,8 @@ XXH3_initCustomSecret_avx512(void* XXH_RESTRICT customSecret, xxh_u64 seed64)
#endif
#if (XXH_VECTOR == XXH_AVX2) || defined(XXH_X86DISPATCH)
#if (XXH_VECTOR == XXH_AVX2) \
|| (defined(XXH_DISPATCH_AVX2) && XXH_DISPATCH_AVX2 != 0)
#ifndef XXH_TARGET_AVX2
# define XXH_TARGET_AVX2 /* disable attribute target */
@@ -3890,6 +3892,7 @@ XXH_FORCE_INLINE XXH_TARGET_AVX2 void XXH3_initCustomSecret_avx2(void* XXH_RESTR
#endif
/* x86dispatch always generates SSE2 */
#if (XXH_VECTOR == XXH_SSE2) || defined(XXH_X86DISPATCH)
#ifndef XXH_TARGET_SSE2