--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/gcc/testsuite/gcc.dg/cpp/cmdlne-dU-15.c Fri Oct 27 22:46:09 2017 +0900 @@ -0,0 +1,5 @@ +/* { dg-do preprocess } */ +/* { dg-options "-nostdinc -P -dU" } */ +/* { dg-final { scan-file cmdlne-dU-15.i "^\n*\n*$" } } */ +#if A +#endif