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, 20 insertions, 0 deletions

diff --git a/src/test/ui/consts/uninhabited-const-issue-61744.rs b/src/test/ui/consts/uninhabited-const-issue-61744.rs
new file mode 100644
index 000000000..860628c39
--- /dev/null
+++ b/src/test/ui/consts/uninhabited-const-issue-61744.rs
@@ -0,0 +1,20 @@
+// build-fail
+
+pub const unsafe fn fake_type<T>() -> T {
+    hint_unreachable() //~ ERROR any use of this value will cause an error [const_err]
+    //~| WARN this was previously accepted by the compiler but is being phased out
+}
+
+pub const unsafe fn hint_unreachable() -> ! {
+    fake_type()
+}
+
+trait Const {
+    const CONSTANT: i32 = unsafe { fake_type() };
+}
+
+impl<T> Const for T {}
+
+pub fn main() -> () {
+    dbg!(i32::CONSTANT); //~ ERROR erroneous constant used
+}