Index: tests/configs/parsebools.cfa
===================================================================
--- tests/configs/parsebools.cfa	(revision b24cbafc831af02a7bb023b42835d0f900684831)
+++ tests/configs/parsebools.cfa	(revision 10b5970650e2ff3d8e757dd5c91889d466e44fe0)
@@ -22,5 +22,6 @@
 
 int main( int argc, char * argv[] ) {
-	check_main(argv[0]);
+	if ( argc == 0 ) abort( "Test requires a command-line argument" );
+	check_main( argv[0] );
 
 	bool YN = false;
Index: tests/configs/parsenums.cfa
===================================================================
--- tests/configs/parsenums.cfa	(revision b24cbafc831af02a7bb023b42835d0f900684831)
+++ tests/configs/parsenums.cfa	(revision 10b5970650e2ff3d8e757dd5c91889d466e44fe0)
@@ -35,5 +35,6 @@
 
 int main( int argc, char * argv[]) {
-	check_main( argv[0]);
+	if ( argc == 0 ) abort( "Test requires a command-line argument" );
+	check_main( argv[0] );
 
 	int i = -3;