diff options
Diffstat (limited to 'gcc/testsuite/gcc.dg/pr30904.c')
| -rw-r--r-- | gcc/testsuite/gcc.dg/pr30904.c | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.dg/pr30904.c b/gcc/testsuite/gcc.dg/pr30904.c new file mode 100644 index 000000000..31ca0497f --- /dev/null +++ b/gcc/testsuite/gcc.dg/pr30904.c @@ -0,0 +1,18 @@ +/* { dg-do link } */ +/* { dg-options "-O2 -fdump-tree-optimized" } */ + +extern int t; +extern void link_error(void); +int main (void) +{ + struct { unsigned int a : 7; } s; + s.a = t; + if (s.a >> 8) + link_error (); + if (s.a >> 9) + link_error (); +} + + +/* { dg-final { scan-tree-dump-times "link_error" 0 "optimized" } } */ +/* { dg-final { cleanup-tree-dump "optimized" } } */ |