1/* Copyright (C) 2000, 2001, 2003 Free Software Foundation, Inc.  */
2
3/* { dg-do preprocess } */
4/* { dg-options "-C" } */
5
6/* This tests that C++ comments are either dropped, or converted to C
7   comments in macro expansions.  The + in the regexp stops it from
8   matching itself 8-)
9
10   Neil Booth, 9 Oct 2001.  */
11
12#define ZERO 0 // A comment
13
14ZERO:
15
16/* { dg-final { scan-file-not cmdlne-C2.i "c+omment:" } } */
17
18