another

diff --git a/configure b/configure
index 74290c6a553d8672f757c77b2c0154557936f085..e54db18ab0cf9e72c64445b8a3ccf3a05ed3ce6f 100755 (executable)
--- a/configure
+++ b/configure
@@ -1210,13 +1210,11 @@ check_vpclmulqdq_intrinsics() {
     cat > $test.c << EOF
 #include <immintrin.h>
 #include <wmmintrin.h>
-int main(void) {
-    __m512i a = _mm512_setzero_si512();
+__m512i f(__m512i a) {
     __m512i b = _mm512_setzero_si512();
-    __m512i c = _mm512_clmulepi64_epi128(a, b, 0x10);
-    (void)c;
-    return 0;
+    return _mm512_clmulepi64_epi128(a, b, 0x10);
 }
+int main(void) { return 0; }
 EOF
     if try ${CC} ${CFLAGS} ${vpclmulflag} $test.c; then
         echo "Checking for VPCLMULQDQ intrinsics ... Yes." | tee -a configure.log