Adding upstream version 1.64.0+dfsg1.upstream/1.64.0+dfsg1

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 33 insertions, 0 deletions

diff --git a/src/test/ui/trivial-bounds/trivial-bounds-inconsistent-copy.rs b/src/test/ui/trivial-bounds/trivial-bounds-inconsistent-copy.rs
new file mode 100644
index 000000000..3416503b8
--- /dev/null
+++ b/src/test/ui/trivial-bounds/trivial-bounds-inconsistent-copy.rs
@@ -0,0 +1,33 @@
+// check-pass
+// Check tautalogically false `Copy` bounds
+#![feature(trivial_bounds)]
+
+fn copy_string(t: String) -> String where String: Copy { //~ WARNING trivial_bounds
+    is_copy(&t);
+    let x = t;
+    drop(t);
+    t
+}
+
+fn copy_out_string(t: &String) -> String where String: Copy { //~ WARNING trivial_bounds
+    *t
+}
+
+fn copy_string_with_param<T>(x: String) where String: Copy { //~ WARNING trivial_bounds
+    let y = x;
+    let z = x;
+}
+
+// Check that no reborrowing occurs
+fn copy_mut<'a>(t: &&'a mut i32) -> &'a mut i32 where for<'b> &'b mut i32: Copy {
+    //~^ WARNING trivial_bounds
+    is_copy(t);
+    let x = *t;
+    drop(x);
+    x
+}
+
+fn is_copy<T: Copy>(t: &T) {}
+
+
+fn main() {}