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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:02:58 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:02:58 +0000 |
commit | 698f8c2f01ea549d77d7dc3338a12e04c11057b9 (patch) | |
tree | 173a775858bd501c378080a10dca74132f05bc50 /compiler/rustc_error_codes/src/error_codes/E0632.md | |
parent | Initial commit. (diff) | |
download | rustc-698f8c2f01ea549d77d7dc3338a12e04c11057b9.tar.xz rustc-698f8c2f01ea549d77d7dc3338a12e04c11057b9.zip |
Adding upstream version 1.64.0+dfsg1.upstream/1.64.0+dfsg1
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'compiler/rustc_error_codes/src/error_codes/E0632.md')
-rw-r--r-- | compiler/rustc_error_codes/src/error_codes/E0632.md | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/compiler/rustc_error_codes/src/error_codes/E0632.md b/compiler/rustc_error_codes/src/error_codes/E0632.md new file mode 100644 index 000000000..7e0a5c71f --- /dev/null +++ b/compiler/rustc_error_codes/src/error_codes/E0632.md @@ -0,0 +1,27 @@ +#### Note: this error code is no longer emitted by the compiler. + +An explicit generic argument was provided when calling a function that +uses `impl Trait` in argument position. + +Erroneous code example: + +```ignore (no longer an error) +fn foo<T: Copy>(a: T, b: impl Clone) {} + +foo::<i32>(0i32, "abc".to_string()); +``` + +Either all generic arguments should be inferred at the call site, or +the function definition should use an explicit generic type parameter +instead of `impl Trait`. Example: + +``` +fn foo<T: Copy>(a: T, b: impl Clone) {} +fn bar<T: Copy, U: Clone>(a: T, b: U) {} + +foo(0i32, "abc".to_string()); + +bar::<i32, String>(0i32, "abc".to_string()); +bar::<_, _>(0i32, "abc".to_string()); +bar(0i32, "abc".to_string()); +``` |