1 /* { dg-do compile } */
2 /* { dg-options "-O -fstrict-overflow -fdump-tree-optimized-raw" } */
3 
f(long * a,long * b,long * c)4 int f (long *a, long *b, long *c) {
5     __PTRDIFF_TYPE__ l1 = b - a;
6     __PTRDIFF_TYPE__ l2 = c - a;
7     return l1 < l2;
8 }
9 
10 /* { dg-final { scan-tree-dump-not "minus_expr" "optimized" } } */
11 /* { dg-final { scan-tree-dump-not "exact_div_expr" "optimized" } } */
12