rust/tests/crashes/118603.rs

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//@ known-bug: #118603
//@ compile-flags: -Copt-level=0
// ignore-tidy-linelength
#![feature(generic_const_exprs)]
#[derive(Copy, Clone, Debug, PartialEq, Eq)]
struct FlatTree;
#[derive(Copy, Clone)]
struct TreeLeaf;
#[derive(Copy, Clone)]
struct TreeNode<V, W>(V, W);
const fn const_concat<const A: usize, const B: usize>(_: [FlatTree; A], _: [FlatTree; B]) -> [FlatTree; A + B] {
[FlatTree; A + B]
}
struct Builder<const N: usize, I> {
ops: [FlatTree; N],
builder: I,
}
fn create_node<const N: usize, const M: usize, A, B>(a: Builder<N, A>, b: Builder<M, B>) -> Builder<{ N + M + 1 }, TreeNode<A, B>> {
Builder {
ops: const_concat(const_concat::<N, M>(a.ops, b.ops), [FlatTree]),
builder: TreeNode(a.builder, b.builder),
}
}
const LEAF: Builder<1, TreeLeaf> = Builder {
ops: [FlatTree],
builder: TreeLeaf,
};
static INTERNAL_SIMPLE_BOOLEAN_TEMPLATES: &[fn()] = &[{
fn eval() {
create_node(LEAF, create_node(LEAF, LEAF));
}
eval
}];
pub fn main() {}