diff options
Diffstat (limited to 'gcc/testsuite/gcc.dg/tree-ssa/ssa-dse-3.c')
| -rw-r--r-- | gcc/testsuite/gcc.dg/tree-ssa/ssa-dse-3.c | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.dg/tree-ssa/ssa-dse-3.c b/gcc/testsuite/gcc.dg/tree-ssa/ssa-dse-3.c new file mode 100644 index 000000000..4292f2384 --- /dev/null +++ b/gcc/testsuite/gcc.dg/tree-ssa/ssa-dse-3.c @@ -0,0 +1,16 @@ +/* { dg-do compile } */ +/* { dg-options "-O2 -fdump-tree-dse1" } */ + +char Bool_Glob; +void f(void) +{ + Bool_Glob = 0; + Bool_Glob = 1; +} + +/* We should eliminate the first assignment to *p, but not the second. */ +/* { dg-final { scan-tree-dump-times "Bool_Glob = 0" 0 "dse1"} } */ +/* { dg-final { scan-tree-dump-times "Bool_Glob = 1" 1 "dse1"} } */ + +/* { dg-final { cleanup-tree-dump "dse1" } } */ + |