diff options
Diffstat (limited to 'gcc/testsuite/gcc.dg/tree-ssa/20031216-1.c')
| -rw-r--r-- | gcc/testsuite/gcc.dg/tree-ssa/20031216-1.c | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.dg/tree-ssa/20031216-1.c b/gcc/testsuite/gcc.dg/tree-ssa/20031216-1.c new file mode 100644 index 000000000..0e97833fe --- /dev/null +++ b/gcc/testsuite/gcc.dg/tree-ssa/20031216-1.c @@ -0,0 +1,20 @@ +/* { dg-do compile } */ +/* { dg-options "-O1 -fdump-tree-optimized" } */ + +extern void link_error (void); + +void +foo (int b) +{ + int a; + a = b + 2; + a--; + a--; + if (a != b) + link_error (); +} + +/* The comparison should be eliminated, there should be no reference + to link_error. */ +/* { dg-final { scan-tree-dump-times "link_error" 0 "optimized"} } */ +/* { dg-final { cleanup-tree-dump "optimized" } } */ |