diff --git a/libgfortran/config.h.in b/libgfortran/config.h.in
index c00ad3bf1cc..240a1762de3 100644
--- a/libgfortran/config.h.in
+++ b/libgfortran/config.h.in
@@ -834,9 +834,6 @@
 /* Define to 1 if you have the `roundl' function. */
 #undef HAVE_ROUNDL
 
-/* Define if __builtin_clzl behaves as expected. */
-#undef HAVE_SANE_BUILTIN_CLZL
-
 /* Define to 1 if you have the `scalbn' function. */
 #undef HAVE_SCALBN
 
diff --git a/libgfortran/configure b/libgfortran/configure
index eeb1bce0944..d0ebed7ea84 100755
--- a/libgfortran/configure
+++ b/libgfortran/configure
@@ -13245,9 +13245,7 @@ else
   lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2
   lt_status=$lt_dlunknown
   cat > conftest.$ac_ext <<_LT_EOF
-
-
-#line 13250 "configure"
+#line 13248 "configure"
 #include "confdefs.h"
 
 #if HAVE_DLFCN_H
@@ -13353,7 +13351,7 @@ else
   lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2
   lt_status=$lt_dlunknown
   cat > conftest.$ac_ext <<_LT_EOF
-#line 13356 "configure"
+#line 13354 "configure"
 #include "confdefs.h"
 
 #if HAVE_DLFCN_H