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, 39 insertions, 0 deletions

diff --git a/src/test/ui/reachable/expr_match.rs b/src/test/ui/reachable/expr_match.rs
new file mode 100644
index 000000000..2fd26b54e
--- /dev/null
+++ b/src/test/ui/reachable/expr_match.rs
@@ -0,0 +1,39 @@
+#![allow(unused_variables)]
+#![allow(unused_assignments)]
+#![allow(dead_code)]
+#![deny(unreachable_code)]
+
+fn b() {
+    match () { () => return }
+    println!("I am dead");
+    //~^ ERROR unreachable statement
+}
+
+fn c() {
+    match () { () if false => return, () => () }
+    println!("I am not dead");
+}
+
+fn d() {
+    match () { () if false => return, () => return }
+    println!("I am dead");
+    //~^ ERROR unreachable statement
+}
+
+fn e() {
+    // Here the compiler fails to figure out that the `println` is dead.
+    match () { () if return => (), () => return }
+    println!("I am dead");
+}
+
+fn f() {
+    match Some(()) { None => (), Some(()) => return }
+    println!("I am not dead");
+}
+
+fn g() {
+    match Some(()) { None => return, Some(()) => () }
+    println!("I am not dead");
+}
+
+fn main() { }