| /* { dg-do compile } */ |
| /* { dg-options "-O -fdump-tree-optimized-raw -fno-tree-reassoc" } */ |
| |
| int f0(int a,int b,int c){ |
| int d = a + b; |
| int e = c + b; |
| return d - e; |
| } |
| int f1(int a,int b,int c){ |
| int d = a + b; |
| int e = b - c; |
| return d - e; |
| } |
| int f2(int a,int b,int c){ |
| int d = a + b; |
| int e = c - b; |
| return e + d; |
| } |
| int f3(int a,int b,int c){ |
| int d = a - b; |
| int e = c - b; |
| return d - e; |
| } |
| int f4(int a,int b,int c){ |
| int d = b - a; |
| int e = c - b; |
| return e + d; |
| } |
| |
| /* { dg-final { scan-tree-dump-times "plus_expr" 2 "optimized" } } */ |
| /* { dg-final { scan-tree-dump-times "minus_expr" 3 "optimized" } } */ |
