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-rw-r--r--lib/dpif-netdev-extract-avx512.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/lib/dpif-netdev-extract-avx512.c b/lib/dpif-netdev-extract-avx512.c
index 12271be17..f1919befd 100644
--- a/lib/dpif-netdev-extract-avx512.c
+++ b/lib/dpif-netdev-extract-avx512.c
@@ -128,7 +128,11 @@ _mm512_maskz_permutexvar_epi8_selector(__mmask64 k_shuf, __m512i v_shuf,
__m512i v512_zeros = _mm512_setzero_si512();
__m512i v_blk0;
#if HAVE_AVX512VBMI
+#if __GNUC__ >= 4
if (__builtin_constant_p(use_vbmi) && use_vbmi) {
+#else
+ if (use_vbmi) {
+#endif
/* As different AVX512 ISA levels have different implementations,
* this specializes on the use_vbmi attribute passed in.
*/