diff --git a/configure b/configure
index 0c23ccc56e..193b5ac7fd 100755
--- a/configure
+++ b/configure
@@ -1059,7 +1059,7 @@ EOF
     	    *) ;;
         esac
 	# gcc 3.1(.1) and up supports 7400 and 7450
-	if test "$_cc_major" -ge "3" && test "$_cc_minor" -ge "1"; then
+	if test "$_cc_major" -ge "3" && test "$_cc_minor" -ge "1" || test "$_cc_major" -ge "4"; then
 	    case "$proc" in
 		7400*|7410*) _march='-mcpu=7400' _mcpu='-mtune=7400' ;;
 		7450*|7455*) _march='-mcpu=7450' _mcpu='-mtune=7450' ;;
@@ -1067,7 +1067,7 @@ EOF
     	    esac
 	fi
 	# gcc 3.2 and up supports 970
-	if test "$_cc_major" -ge "3" && test "$_cc_minor" -ge "3"; then
+	if test "$_cc_major" -ge "3" && test "$_cc_minor" -ge "3" || test "$_cc_major" -ge "4"; then
 	    case "$proc" in
 		970*) _march='-mcpu=970' _mcpu='-mtune=970'
                       _def_dcbzl='#undef NO_DCBZL' ;;