let_chains: Test pretty output for simple stable if-let.

Author: Centril

src/test/ui/rfc-2497-if-let-chains/ast-pretty-check.rs

@@ -0,0 +1,6 @@
+// compile-pass
+// compile-flags: -Z unpretty=expanded
+
+fn main() {
+    if let 0 = 1 {}
+}

src/test/ui/rfc-2497-if-let-chains/ast-pretty-check.stdout

@@ -0,0 +1,10 @@
+#![feature(prelude_import)]
+#![no_std]
+#[prelude_import]
+use ::std::prelude::v1::*;
+#[macro_use]
+extern crate std;
+// compile-pass
+// compile-flags: -Z unpretty=expanded
+
+fn main() { if let 0 = 1 { } }