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Diffstat (limited to '')
-rw-r--r-- | src/test/ui/issues/issue-37291/main.rs | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/src/test/ui/issues/issue-37291/main.rs b/src/test/ui/issues/issue-37291/main.rs new file mode 100644 index 000000000..6fb6b50da --- /dev/null +++ b/src/test/ui/issues/issue-37291/main.rs @@ -0,0 +1,21 @@ +// run-pass +#![allow(unused_imports)] +// aux-build:lib.rs + +// Regression test for #37291. The problem was that the starting +// environment for a specialization check was not including the +// where-clauses from the impl when attempting to normalize the impl's +// trait-ref, so things like `<C as Foo>::Item` could not resolve, +// since the `C: Foo` trait bound was not included in the environment. + +extern crate lib; + +use lib::{CV, WrapperB, WrapperC}; + +fn main() { + let a = WrapperC(CV); + let b = WrapperC(CV); + if false { + let _ = a * b; + } +} |