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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-17 12:19:03 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-17 12:19:03 +0000
commit64d98f8ee037282c35007b64c2649055c56af1db (patch)
tree5492bcf97fce41ee1c0b1cc2add283f3e66cdab0 /tests/ui/borrowck/borrowck-borrow-from-temporary.rs
parentAdding debian version 1.67.1+dfsg1-1. (diff)
downloadrustc-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/borrowck/borrowck-borrow-from-temporary.rs')
-rw-r--r--tests/ui/borrowck/borrowck-borrow-from-temporary.rs14
1 files changed, 14 insertions, 0 deletions
diff --git a/tests/ui/borrowck/borrowck-borrow-from-temporary.rs b/tests/ui/borrowck/borrowck-borrow-from-temporary.rs
new file mode 100644
index 000000000..92f3ffd57
--- /dev/null
+++ b/tests/ui/borrowck/borrowck-borrow-from-temporary.rs
@@ -0,0 +1,14 @@
+// Test lifetimes are linked properly when we take reference
+// to interior.
+
+fn id<T>(x: T) -> T { x }
+
+struct Foo(isize);
+
+fn foo<'a>() -> &'a isize {
+ let &Foo(ref x) = &id(Foo(3));
+ x //~ ERROR cannot return value referencing temporary value
+}
+
+pub fn main() {
+}