diff options
Diffstat (limited to 'gcc/testsuite/gcc.dg/cpp/trad/mi2c.h')
| -rw-r--r-- | gcc/testsuite/gcc.dg/cpp/trad/mi2c.h | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.dg/cpp/trad/mi2c.h b/gcc/testsuite/gcc.dg/cpp/trad/mi2c.h new file mode 100644 index 000000000..521792bee --- /dev/null +++ b/gcc/testsuite/gcc.dg/cpp/trad/mi2c.h @@ -0,0 +1,15 @@ +/* Test for overly eager multiple include optimization. + Problem distilled from glibc 2.0.7's time.h, sys/time.h, timebits.h. + Problem noted by Tom Tromey <tromey@cygnus.com>. */ +#ifdef need_x +#undef need_x +#ifndef have_x +#define have_x +extern int x; +#endif +#endif + +#ifndef t_h +#define t_h +extern int y; +#endif |