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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:19:13 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:19:13 +0000 |
commit | 218caa410aa38c29984be31a5229b9fa717560ee (patch) | |
tree | c54bd55eeb6e4c508940a30e94c0032fbd45d677 /src/test/ui/methods/method-ambig-one-trait-unknown-int-type.rs | |
parent | Releasing progress-linux version 1.67.1+dfsg1-1~progress7.99u1. (diff) | |
download | rustc-218caa410aa38c29984be31a5229b9fa717560ee.tar.xz rustc-218caa410aa38c29984be31a5229b9fa717560ee.zip |
Merging upstream version 1.68.2+dfsg1.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'src/test/ui/methods/method-ambig-one-trait-unknown-int-type.rs')
-rw-r--r-- | src/test/ui/methods/method-ambig-one-trait-unknown-int-type.rs | 36 |
1 files changed, 0 insertions, 36 deletions
diff --git a/src/test/ui/methods/method-ambig-one-trait-unknown-int-type.rs b/src/test/ui/methods/method-ambig-one-trait-unknown-int-type.rs deleted file mode 100644 index 7b2fc34e1..000000000 --- a/src/test/ui/methods/method-ambig-one-trait-unknown-int-type.rs +++ /dev/null @@ -1,36 +0,0 @@ -// Test that we invoking `foo()` successfully resolves to the trait `Foo` -// (prompting the mismatched types error) but does not influence the choice -// of what kind of `Vec` we have, eventually leading to a type error. - -trait Foo { - fn foo(&self) -> isize; -} - -impl Foo for Vec<usize> { - fn foo(&self) -> isize {1} -} - -impl Foo for Vec<isize> { - fn foo(&self) -> isize {2} -} - -// This is very hokey: we have heuristics to suppress messages about -// type annotations needed. But placing these two bits of code into -// distinct functions, in this order, causes us to print out both -// errors I'd like to see. - -fn m1() { - // we couldn't infer the type of the vector just based on calling foo()... - let mut x = Vec::new(); - //~^ ERROR type annotations needed - x.foo(); //~ ERROR type annotations needed -} - -fn m2() { - let mut x = Vec::new(); - - // ...but we still resolved `foo()` to the trait and hence know the return type. - let y: usize = x.foo(); //~ ERROR mismatched types -} - -fn main() { } |