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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/borrowck/borrowck-fn-in-const-c.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/borrowck/borrowck-fn-in-const-c.rs')
-rw-r--r-- | src/test/ui/borrowck/borrowck-fn-in-const-c.rs | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/src/test/ui/borrowck/borrowck-fn-in-const-c.rs b/src/test/ui/borrowck/borrowck-fn-in-const-c.rs new file mode 100644 index 000000000..c638cd08b --- /dev/null +++ b/src/test/ui/borrowck/borrowck-fn-in-const-c.rs @@ -0,0 +1,23 @@ +// Check that we check fns appearing in constant declarations. +// Issue #22382. + +// Returning local references? +struct DropString { + inner: String +} +impl Drop for DropString { + fn drop(&mut self) { + self.inner.clear(); + self.inner.push_str("dropped"); + } +} +const LOCAL_REF: fn() -> &'static str = { + fn broken() -> &'static str { + let local = DropString { inner: format!("Some local string") }; + return &local.inner; //~ borrow may still be in use when destructor runs + } + broken +}; + +fn main() { +} |