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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-17 12:02:58 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-17 12:02:58 +0000
commit698f8c2f01ea549d77d7dc3338a12e04c11057b9 (patch)
tree173a775858bd501c378080a10dca74132f05bc50 /src/test/ui/union/issue-41073.rs
parentInitial commit. (diff)
downloadrustc-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/union/issue-41073.rs')
-rw-r--r--src/test/ui/union/issue-41073.rs22
1 files changed, 22 insertions, 0 deletions
diff --git a/src/test/ui/union/issue-41073.rs b/src/test/ui/union/issue-41073.rs
new file mode 100644
index 000000000..4dfdc606b
--- /dev/null
+++ b/src/test/ui/union/issue-41073.rs
@@ -0,0 +1,22 @@
+union Test {
+ a: A, //~ ERROR unions cannot contain fields that may need dropping
+ b: B
+}
+
+#[derive(Debug)]
+struct A(i32);
+impl Drop for A {
+ fn drop(&mut self) { println!("A"); }
+}
+
+#[derive(Debug)]
+struct B(f32);
+impl Drop for B {
+ fn drop(&mut self) { println!("B"); }
+}
+
+fn main() {
+ let mut test = Test { a: A(3) };
+ println!("{:?}", unsafe { test.b });
+ unsafe { test.b = B(0.5); }
+}