diff options
Diffstat (limited to 'src/test/ui/generator/issue-88653.rs')
-rw-r--r-- | src/test/ui/generator/issue-88653.rs | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/src/test/ui/generator/issue-88653.rs b/src/test/ui/generator/issue-88653.rs new file mode 100644 index 000000000..1d9377bce --- /dev/null +++ b/src/test/ui/generator/issue-88653.rs @@ -0,0 +1,22 @@ +// Regression test for #88653, where a confusing warning about a +// type mismatch in generator arguments was issued. + +#![feature(generators, generator_trait)] + +use std::ops::Generator; + +fn foo(bar: bool) -> impl Generator<(bool,)> { + //~^ ERROR: type mismatch in generator arguments [E0631] + //~| NOTE: expected due to this + //~| NOTE: expected generator signature `fn((bool,)) -> _` + //~| NOTE: in this expansion of desugaring of `impl Trait` + //~| NOTE: in this expansion of desugaring of `impl Trait` + |bar| { + //~^ NOTE: found signature defined here + if bar { + yield bar; + } + } +} + +fn main() {} |