1 /* { dg-do compile } */ 2 /* { dg-options "-O2 -fdump-tree-ch2-details" } */ 3 mymax2(int * it,int * end)4int mymax2(int *it, int *end) 5 { 6 int max = *it; 7 while (++it != end) 8 if (*it > max) 9 max = *it; 10 return max; 11 } 12 13 /* { dg-final { scan-tree-dump "Duplicating header" "ch2" } } */ 14