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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 /src/test/ui/generator/issue-52398.rs | |
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 'src/test/ui/generator/issue-52398.rs')
-rw-r--r-- | src/test/ui/generator/issue-52398.rs | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/src/test/ui/generator/issue-52398.rs b/src/test/ui/generator/issue-52398.rs new file mode 100644 index 000000000..ada380d11 --- /dev/null +++ b/src/test/ui/generator/issue-52398.rs @@ -0,0 +1,28 @@ +// run-pass +#![allow(unused_variables)] + +#![feature(generators)] + +use std::cell::RefCell; + +struct A; + +impl A { + fn test(&self, a: ()) {} +} + +fn main() { + // Test that the MIR local with type &A created for the auto-borrow adjustment + // is caught by typeck + move || { //~ WARN unused generator that must be used + A.test(yield); + }; + + // Test that the std::cell::Ref temporary returned from the `borrow` call + // is caught by typeck + let y = RefCell::new(true); + static move || { //~ WARN unused generator that must be used + yield *y.borrow(); + return "Done"; + }; +} |