1 /* { dg-do compile } */
2 /* { dg-options "-Os -fdump-tree-optimized" } */
3 
4 /* Slightly changed testcase from PR middle-end/40815.  */
5 void bar(char*, char*, int);
foo(char * left,char * rite,int element)6 void foo(char* left, char* rite, int element)
7 {
8   while (left <= rite)
9   {
10     /* This should expand into
11        _7 = (sizetype) element_6(D);
12        _8 = -_7;
13        rite_9 = rite_1 + _8;  */
14     rite -= element;
15     bar(left, rite, element);
16   }
17 }
18 
19 /* { dg-final { scan-tree-dump-times "= \\\(sizetype\\\) element" 1 "optimized" } } */
20 /* { dg-final { scan-tree-dump-times "= -" 1 "optimized" } } */
21 /* { dg-final { scan-tree-dump-times " \\\+ " 1 "optimized" } } */
22