diff --git a/configure b/configure
index c7f9b163df..b838c64203 100755
--- a/configure
+++ b/configure
@@ -1409,7 +1409,10 @@ if netbsd || dragonfly ; then
 fi
 
 if darwin; then
-  extra_cflags="-mdynamic-no-pic -falign-loops=16 -shared-libgcc $extra_cflags"
+  extra_cflags="-mdynamic-no-pic $extra_cflags"
+  if test "$(basename $_cc)" != "clang" ; then
+    extra_cflags="-falign-loops=16 -shared-libgcc $extra_cflags"
+  fi
   _timer=timer-darwin.c
 fi