1 /* { dg-do compile } */
2 /* { dg-options "-fdump-tree-original" } */
3
foo(int i)4 int foo (int i)
5 {
6 return 2 + i * 4;
7 }
8
9 /* We do _not_ want the above to be canonicalized to (i * 2 + 1) * 2. */
10
bar(int i)11 int bar (int i)
12 {
13 return 4 + i * 2;
14 }
15
16 /* But eventually this to be canonicalized to (i + 2) * 2. */
17
18 /* { dg-final { scan-tree-dump "i \\\* 4 \\\+ 2" "original" } } */
19 /* { dg-final { scan-tree-dump "\\\(i \\\+ 2\\\) \\\* 2" "original" } } */
20 /* { dg-final { cleanup-tree-dump "original" } } */
21