diff options
Diffstat (limited to 'gcc-4.9/gcc/testsuite/gcc.dg/tree-ssa/reassoc-5.c')
| -rw-r--r-- | gcc-4.9/gcc/testsuite/gcc.dg/tree-ssa/reassoc-5.c | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/gcc-4.9/gcc/testsuite/gcc.dg/tree-ssa/reassoc-5.c b/gcc-4.9/gcc/testsuite/gcc.dg/tree-ssa/reassoc-5.c new file mode 100644 index 000000000..8d168f90f --- /dev/null +++ b/gcc-4.9/gcc/testsuite/gcc.dg/tree-ssa/reassoc-5.c @@ -0,0 +1,17 @@ +/* { dg-do compile } */ +/* { dg-options "-O2 -fdump-tree-optimized" } */ +extern int printf (const char *, ...); +int main(int argc, int b) +{ + /* We should be able to get rid of the a - i. */ + int i; + for (i = 0; i < 50; i++) + { + int a = b + i; + int c = a - i; + int d = argc + b; + printf ("%d %d\n", c,d); + } +} +/* { dg-final { scan-tree-dump-times "a - i" 0 "optimized"} } */ +/* { dg-final { cleanup-tree-dump "optimized" } } */ |