1 /* Copyright (C) 2000 Free Software Foundation, Inc.  */
2 
3 /* { dg-do preprocess } */
4 
5 /* Undefining a macro guard and re-including the file used to confuse
6    file caching in cppfiles.c, and attempt to open a bad fd.  */
7 
8 #include "mi1c.h"
9 #undef CPP_MIC_H
10 #include "mi1c.h"
11