Viewing file:  pr89546.c (1.07 KB) -rw-r--r--
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/* { dg-do run } */
/* { dg-options "-O" } */
struct I
{
int i;
};
struct A
{
struct I i1;
struct I i2;
struct I i3;
};
struct B
{
struct I i0;
struct A a;
};
struct C
{
struct I i00;
struct B b;
};
volatile int v;
void __attribute__((noipa))
consume_i (struct I i)
{
v = i.i;
}
void __attribute__((noipa))
consume_a (struct A a)
{
v = a.i1.i;
}
void __attribute__((noipa))
consume_b (struct B b)
{
v = b.a.i1.i;
}
void __attribute__((noipa))
consume_c (struct C c)
{
v = c.b.a.i1.i;
}
int __attribute__((noipa))
foo (struct I input)
{
struct I i1, i2, i3;
struct A a1, a2, a3;
struct B b1;
struct C c;
i1 = input;
a1.i1 = i1;
b1.a = a1;
i2.i = 1;
b1.i0 = i2;
c.b = b1;
a2 = c.b.a;
a3 = a2;
i3 = a3.i1;
int t = c.b.i0.i;
a2.i3.i = 4;
consume_i (i1);
consume_i (i2);
consume_b (b1);
consume_a (a1);
consume_a (a2);
consume_a (a3);
consume_c (c);
return i3.i + t;
}
int
main (int argc, char *argv[])
{
struct I s;
s.i = 1234;
int i = foo (s);
if (i != 1235)
__builtin_abort ();
return 0;
}
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