diff options
Diffstat (limited to 'gcc/testsuite/gcc.dg/fold-compare-5.c')
| -rw-r--r-- | gcc/testsuite/gcc.dg/fold-compare-5.c | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.dg/fold-compare-5.c b/gcc/testsuite/gcc.dg/fold-compare-5.c new file mode 100644 index 000000000..9ec8c33f6 --- /dev/null +++ b/gcc/testsuite/gcc.dg/fold-compare-5.c @@ -0,0 +1,20 @@ +/* { dg-do compile } */ +/* { dg-options "-fdump-tree-original" } */ + +int test1 (int a) +{ + return 2 - a == a; +} +int test2 (int a) +{ + return 1 - a == a; +} +int test3 (int a) +{ + return 1 - a != a; +} + +/* { dg-final { scan-tree-dump-times "return 2 - a == a" 1 "original" } } */ +/* { dg-final { scan-tree-dump-times "return 0" 1 "original" } } */ +/* { dg-final { scan-tree-dump-times "return 1" 1 "original" } } */ +/* { dg-final { cleanup-tree-dump "original" } } */ |