1 /* { dg-options "-Wno-stringop-overflow -ftree-vectorize" } */ 2 int *bar (void); 3 4 void foo(void)5foo (void) 6 { 7 long x; 8 int *y = bar (); 9 10 /* The loop below may be optimized to a call to memset with a size 11 that's in excess of the maximum object size. This is diagnosed 12 by the -Wstringop-overflow option. */ 13 for (x = -1 / sizeof (int); x; --x, ++y) 14 *y = 0; 15 } 16