1 /* { dg-do compile } */
2 /* { dg-options "-O1 -fdump-tree-dce3" } */
3
4 int
foo()5 foo ()
6 {
7 volatile int *p;
8 volatile int x;
9
10 p = &x;
11 *p = 3;
12 return *p + 1;
13 }
14
15 /* The assignment to 'p' is dead and should be removed. But the
16 compiler was mistakenly thinking that the statement had volatile
17 operands. But 'p' itself is not volatile and taking the address of
18 a volatile does not constitute a volatile operand. */
19 /* { dg-final { scan-tree-dump-times "&x" 0 "dce3"} } */
20