summaryrefslogtreecommitdiffstats
path: root/tests/mir-opt/inline/inline_cycle_generic.rs
blob: 24b4f37939ad1a4194e9c1dd97b733ce377df880 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
// Check that inliner handles various forms of recursion and doesn't fall into
// an infinite inlining cycle. The particular outcome of inlining is not
// crucial otherwise.
//
// Regression test for issue #78573.

// EMIT_MIR inline_cycle_generic.main.Inline.diff
fn main() {
    <C as Call>::call();
}

pub trait Call {
    fn call();
}

pub struct A;
pub struct B<T>(T);
pub struct C;

impl Call for A {
    #[inline]
    fn call() {
        <B<C> as Call>::call()
    }
}


impl<T: Call> Call for B<T> {
    #[inline]
    fn call() {
        <T as Call>::call()
    }
}

impl Call for C {
    #[inline]
    fn call() {
        <B<A> as Call>::call()
    }
}