1 /* { dg-do preprocess } */ 2 /* { dg-options "-nostdinc -P -dU" } */ 3 /* { dg-final { scan-file cmdlne-dU-8.i "^\n*B D\n+#define A\\(x\\) B x\n+#define C D\n*$" } } */ 4 #define A(x) B x 5 #define C D 6 A(C) 7