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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:19:03 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:19:03 +0000 |
commit | 64d98f8ee037282c35007b64c2649055c56af1db (patch) | |
tree | 5492bcf97fce41ee1c0b1cc2add283f3e66cdab0 /tests/ui/closures/binder/implicit-stuff.rs | |
parent | Adding debian version 1.67.1+dfsg1-1. (diff) | |
download | rustc-64d98f8ee037282c35007b64c2649055c56af1db.tar.xz rustc-64d98f8ee037282c35007b64c2649055c56af1db.zip |
Merging upstream version 1.68.2+dfsg1.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'tests/ui/closures/binder/implicit-stuff.rs')
-rw-r--r-- | tests/ui/closures/binder/implicit-stuff.rs | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/tests/ui/closures/binder/implicit-stuff.rs b/tests/ui/closures/binder/implicit-stuff.rs new file mode 100644 index 000000000..09e4c747a --- /dev/null +++ b/tests/ui/closures/binder/implicit-stuff.rs @@ -0,0 +1,27 @@ +#![feature(closure_lifetime_binder)] + +fn main() { + // Implicit types + let _ = for<> || {}; //~ ERROR implicit types in closure signatures are forbidden when `for<...>` is present + let _ = for<'a> || -> &'a _ { &() }; //~ ERROR implicit types in closure signatures are forbidden when `for<...>` is present + let _ = for<'a> |x| -> &'a () { x }; //~ ERROR implicit types in closure signatures are forbidden when `for<...>` is present + let _ = for<'a> |x: &'a _| -> &'a () { x }; //~ ERROR implicit types in closure signatures are forbidden when `for<...>` is present + let _ = for<'a> |x: &'a Vec::<_>| -> &'a Vec::<()> { x }; //~ ERROR implicit types in closure signatures are forbidden when `for<...>` is present + let _ = for<'a> |x: &'a Vec<()>| -> &'a Vec<_> { x }; //~ ERROR implicit types in closure signatures are forbidden when `for<...>` is present + let _ = for<'a> |x: &'a _| -> &'a &'a () { x }; //~ ERROR implicit types in closure signatures are forbidden when `for<...>` is present + let _ = for<'a> |x: &'a _, y, z: _| -> &'a _ { //~ ERROR implicit types in closure signatures are forbidden when `for<...>` is present + let _: &u8 = x; + let _: u32 = y; + let _: i32 = z; + x + }; + + // Lifetime elision + let _ = for<> |_: &()| -> () {}; //~ ERROR `&` without an explicit lifetime name cannot be used here + let _ = for<> |x: &()| -> &() { x }; //~ ERROR `&` without an explicit lifetime name cannot be used here + //~| ERROR `&` without an explicit lifetime name cannot be used here + let _ = for<> |x: &'_ ()| -> &'_ () { x }; //~ ERROR `'_` cannot be used here + //~| ERROR `'_` cannot be used here + let _ = for<'a> |x: &()| -> &'a () { x }; //~ ERROR `&` without an explicit lifetime name cannot be used here + let _ = for<'a> |x: &'a ()| -> &() { x }; //~ ERROR `&` without an explicit lifetime name cannot be used here +} |