/* { dg-do compile } */
/* { dg-options "-Wunused" } */
int
f1 (void)
{
int a;
int b;
int c;
int d;
int e;
a = 1;
b = 2;
c = 3;
d = 4;
e = 5;
return sizeof (a) + ((__typeof (b)) 1) + __alignof__ (c)
+ __builtin_choose_expr (1, d, e);
}