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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:18:58 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:18:58 +0000 |
commit | a4b7ed7a42c716ab9f05e351f003d589124fd55d (patch) | |
tree | b620cd3f223850b28716e474e80c58059dca5dd4 /tests/ui/inference/need_type_info/type-alias.rs | |
parent | Adding upstream version 1.67.1+dfsg1. (diff) | |
download | rustc-a4b7ed7a42c716ab9f05e351f003d589124fd55d.tar.xz rustc-a4b7ed7a42c716ab9f05e351f003d589124fd55d.zip |
Adding upstream version 1.68.2+dfsg1.upstream/1.68.2+dfsg1
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'tests/ui/inference/need_type_info/type-alias.rs')
-rw-r--r-- | tests/ui/inference/need_type_info/type-alias.rs | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/tests/ui/inference/need_type_info/type-alias.rs b/tests/ui/inference/need_type_info/type-alias.rs new file mode 100644 index 000000000..f921b046b --- /dev/null +++ b/tests/ui/inference/need_type_info/type-alias.rs @@ -0,0 +1,36 @@ +// Test the inference errors in case the relevant path +// uses a type alias. +// +// Regression test for #97698. +struct Ty<T>(T); +impl<T> Ty<T> { + fn new() {} +} + +type DirectAlias<T> = Ty<T>; +fn direct_alias() { + DirectAlias::new() + //~^ ERROR type annotations needed +} + +type IndirectAlias<T> = Ty<Box<T>>; +fn indirect_alias() { + IndirectAlias::new(); + // FIXME: This should also emit an error. + // + // Added it separately as `type-alias-indirect.rs` + // where it does error. +} + +struct TyDefault<T, U = u32>(T, U); +impl<T> TyDefault<T> { + fn new() {} +} + +type DirectButWithDefaultAlias<T> = TyDefault<T>; +fn direct_but_with_default_alias() { + DirectButWithDefaultAlias::new(); + //~^ ERROR type annotations needed +} + +fn main() {} |