configure: don't test AVX512 if AVX2 wasn't found

Change-Id: I14839ba5678944c2864bffff14176f0e9236ad8c Reviewed-by: Oswald Buddenhagen <oswald.buddenhagen@theqtcompany.com>
2015-11-17 00:11:53 -08:00 · 2015-11-17 00:11:53 -08:00 · a48b8ecc9c
commit a48b8ecc9c
parent 8dc43adcbb
1 changed files with 3 additions and 0 deletions
--- a/3
+++ b/3
@ -4586,6 +4586,9 @@ if [ "${CFG_AVX2}" = "auto" ]; then
 fi

 # detect avx512 support
+if [ "${CFG_AVX2}" = "no" ]; then
+    CFG_AVX512=
+fi
 if [ "${CFG_AVX512}" = "auto" ]; then
    # First, test for AVX-512 Foundation
    if compileTest common/avx512 "avx512f" AVX512=F; then