mirror of https://github.com/rust-lang/rust
60 lines
1.3 KiB
Rust
60 lines
1.3 KiB
Rust
//@ check-pass
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//@ compile-flags: -C debug_assertions=yes -Zunstable-options
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#[allow(dead_code)]
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fn problematic_function<Space>()
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where
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DefaultAlloc: FinAllok<R1, Space>,
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{
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let e = Edge2dElement;
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let _ = Into::<Point>::into(e.map_reference_coords());
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}
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impl<N> Allocator<N, R0> for DefaultAlloc {
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type Buffer = MStorage;
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}
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impl<N> Allocator<N, R1> for DefaultAlloc {
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type Buffer = MStorage;
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}
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impl<N, D> From<VectorN<N, D>> for Point
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where
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DefaultAlloc: Allocator<N, D>,
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{
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fn from(_: VectorN<N, D>) -> Self {
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unimplemented!()
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}
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}
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impl<GeometryDim, NodalDim> FinAllok<GeometryDim, NodalDim> for DefaultAlloc
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where
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DefaultAlloc: Allocator<Ure, GeometryDim>,
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DefaultAlloc: Allocator<Ure, NodalDim>
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{
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}
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impl FiniteElement<R1> for Edge2dElement {
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fn map_reference_coords(&self) -> VectorN<Ure, R1> {
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unimplemented!()
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}
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}
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type VectorN<N, R> = (N, R, <DefaultAlloc as Allocator<N, R>>::Buffer);
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struct DefaultAlloc;
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struct R0;
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struct R1;
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struct MStorage;
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struct Point;
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struct Edge2dElement;
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struct Ure;
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trait Allocator<N, R> {
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type Buffer;
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}
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trait FinAllok<GeometryDim, NodalDim>:
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Allocator<Ure, GeometryDim> +
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Allocator<Ure, NodalDim> +
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{
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}
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trait FiniteElement<Rau>
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where
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DefaultAlloc: FinAllok<Rau, Rau>,
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{
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fn map_reference_coords(&self) -> VectorN<Ure, Rau>;
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}
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fn main() {}
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