// gcc -g -O2 -o parameter_ref parameter_ref.c
volatile int vv;
/* Don't inline, but do allow clone to create specialized versions. */
static __attribute__((noinline)) int
foo (int x, int y, int z)
{
int a = x * 2;
int b = y * 2;
int c = z * 2;
vv++;
return x + z;
}
int
main (int x, char **argv)
{
return foo (x, 2, 3) + foo (x, 4, 3) + foo (x + 6, x, 3) + x;
}