1 /* { dg-do compile } */
2 /* { dg-options "-O2 -Wstrict-aliasing -fstrict-aliasing" } */
3
4
5 union U {
6 int i;
7 float f;
8 };
9
foo()10 float foo () {
11 union U u;
12 float* f = &u.f; /* { dg-bogus "unions are holy in GCC" } */
13 u.i = 2;
14 return *f;
15 }
16