1 /* PR c/36970 */
2 /* { dg-do compile } */
3 /* { dg-options "-O0" } */
4
5 extern void free (void *);
6
7 char *p, buf3[10], d;
8 struct S { char a; int b; } *r;
9
foo(void)10 void foo (void)
11 {
12 char buf[10], buf2[10], c;
13 static char buf4[10], e;
14 char *q = buf;
15 free (p);
16 free (q); /* At -O0 no warning is reported here. */
17 free (buf2); /* { dg-warning "attempt to free a non-heap object" } */
18 free (&c); /* { dg-warning "attempt to free a non-heap object" } */
19 free (buf3); /* { dg-warning "attempt to free a non-heap object" } */
20 free (&d); /* { dg-warning "attempt to free a non-heap object" } */
21 free (buf4); /* { dg-warning "attempt to free a non-heap object" } */
22 free (&e); /* { dg-warning "attempt to free a non-heap object" } */
23 free (&r->a);
24 free ("abcd"); /* { dg-warning "attempt to free a non-heap object" } */
25 free (L"abcd"); /* { dg-warning "attempt to free a non-heap object" } */
26 }
27