diff options
Diffstat (limited to 'gcc-4.9/gcc/testsuite/gcc.dg/tree-ssa/slsr-19.c')
| -rw-r--r-- | gcc-4.9/gcc/testsuite/gcc.dg/tree-ssa/slsr-19.c | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/gcc-4.9/gcc/testsuite/gcc.dg/tree-ssa/slsr-19.c b/gcc-4.9/gcc/testsuite/gcc.dg/tree-ssa/slsr-19.c new file mode 100644 index 000000000..c92730f40 --- /dev/null +++ b/gcc-4.9/gcc/testsuite/gcc.dg/tree-ssa/slsr-19.c @@ -0,0 +1,22 @@ +/* Verify straight-line strength reduction for multiply candidates + with stride in RHS1 position. */ + +/* { dg-do compile } */ +/* { dg-options "-O3 -fdump-tree-optimized" } */ + +int +f (int c, int s) +{ + int x1, x2, y1, y2; + + y1 = c + 2; + x1 = s * y1; + y2 = y1 + 2; + x2 = s * y2; + return x1 + x2; +} + +/* { dg-final { scan-tree-dump-times " \\* y" 1 "optimized" } } */ +/* { dg-final { scan-tree-dump-times " \\* 2" 1 "optimized" } } */ +/* { dg-final { cleanup-tree-dump "optimized" } } */ + |