From: =?utf-8?b?T25kxZllaiBTdXLDvQ==?= Date: Sat, 2 Dec 2023 22:09:36 +0100 Subject: Disable avx detection with gcc < 6 --- Zend/zend_cpuinfo.h | 17 +++++++++++++---- 1 file changed, 13 insertions(+), 4 deletions(-) diff --git a/Zend/zend_cpuinfo.h b/Zend/zend_cpuinfo.h index 7e53ba6..7e4a076 100644 --- a/Zend/zend_cpuinfo.h +++ b/Zend/zend_cpuinfo.h @@ -215,9 +215,14 @@ static inline int zend_cpu_supports_avx512(void) { #ifdef PHP_HAVE_BUILTIN_CPU_INIT __builtin_cpu_init(); #endif - return __builtin_cpu_supports("avx512f") && __builtin_cpu_supports("avx512dq") - && __builtin_cpu_supports("avx512cd") && __builtin_cpu_supports("avx512bw") - && __builtin_cpu_supports("avx512vl"); + return __builtin_cpu_supports("avx512f") +#if (__GNUC__ > 5) + && __builtin_cpu_supports("avx512dq") + && __builtin_cpu_supports("avx512cd") + && __builtin_cpu_supports("avx512bw") + && __builtin_cpu_supports("avx512vl") +#endif + ; } #endif @@ -227,7 +232,11 @@ static inline int zend_cpu_supports_avx512_vbmi(void) { #ifdef PHP_HAVE_BUILTIN_CPU_INIT __builtin_cpu_init(); #endif - return zend_cpu_supports_avx512() && __builtin_cpu_supports("avx512vbmi"); + return zend_cpu_supports_avx512() +#if (__GNUC__ > 5) + && __builtin_cpu_supports("avx512vbmi") +#endif + ; } #endif