diff options
Diffstat (limited to 'gcc/testsuite/gcc.dg/fold-compare-4.c')
| -rw-r--r-- | gcc/testsuite/gcc.dg/fold-compare-4.c | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.dg/fold-compare-4.c b/gcc/testsuite/gcc.dg/fold-compare-4.c new file mode 100644 index 000000000..d4bb64ad2 --- /dev/null +++ b/gcc/testsuite/gcc.dg/fold-compare-4.c @@ -0,0 +1,23 @@ +/* { dg-do compile } */ +/* { dg-options "-fdump-tree-original" } */ + +int test1 (int a, int b) +{ + return a - b == a; +} +int test2 (int a, int b) +{ + return a + b == a; +} +int test3 (int a) +{ + return a + 5 == a; +} +int test4 (int a) +{ + return a - 5 == a; +} + +/* { dg-final { scan-tree-dump-times "b == 0" 2 "original" } } */ +/* { dg-final { scan-tree-dump-times "return 0" 2 "original" } } */ +/* { dg-final { cleanup-tree-dump "original" } } */ |