re PR tree-optimization/33291 (a+=2; a+=2 not simplified to a+=4; with -O3 ...
[gcc.git] / gcc / testsuite / gcc.dg / tree-ssa / pr15791-1.c
1 /* { dg-do link } */
2
3 void link_error ();
4
5 int main ()
6 {
7 struct { int b[2]; } x;
8 int b[2];
9 if (&b[1] != &b[1])
10 link_error ();
11 if (&b[0] != b)
12 link_error ();
13 if (b == &b[2])
14 link_error ();
15 if (b != b)
16 link_error ();
17 if (&x.b[1] == &x.b[0])
18 link_error ();
19 if (x.b != &x.b[0])
20 link_error ();
21 if (&x.b[1] == x.b)
22 link_error ();
23 return 0;
24 }
25