rust/tests/mir-opt/inline/inline_cycle_generic.rs
2023-06-12 09:34:15 +02:00

42 lines
698 B
Rust

// EMIT_MIR_FOR_EACH_PANIC_STRATEGY
// 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()
}
}