/* { dg-do compile } */ /* { dg-options "-O2 -Wstrict-aliasing -fstrict-aliasing" } */ int foo() { int i; *(long*)&i = 0; /* { dg-warning "type-punn" } */ return i; } /* { dg-message "does break strict-aliasing" "" { target { *-*-* && lp64 } } 8 } */ /* { dg-message "initialized" "" { target { *-*-* && lp64 } } 8 } */