Merge pull request scipy#21891 from tylerjereddy/treddy_issue_21887

Author: lucascolley

scipy/spatial/src/distance_wrap.c

@@ -33,7 +33,7 @@
  */
 
 #if !defined(__clang__) && defined(__GNUC__) && defined(__GNUC_MINOR__)
-#if __GNUC__ >= 5 || (__GNUC__ == 4 && __GNUC_MINOR__ >= 4)
+#if !defined(__APPLE__) && (__GNUC__ >= 5 || (__GNUC__ == 4 && __GNUC_MINOR__ >= 4))
 /* enable auto-vectorizer */
 #pragma GCC optimize("tree-vectorize")
 /* float associativity required to vectorize reductions */