Print variadic argument pattern in HIR pretty printer

2 files changed, 28 insertions, 0 deletions

diff --git a/tests/pretty/hir-fn-variadic.pp b/tests/pretty/hir-fn-variadic.pp
new file mode 100644
index 00000000000..d4fadb254a6
--- /dev/null
+++ b/tests/pretty/hir-fn-variadic.pp
@@ -0,0 +1,15 @@
+// pretty-compare-only
+// pretty-mode:hir
+// pp-exact:hir-fn-variadic.pp
+
+#![feature(c_variadic)]
+#[prelude_import]
+use ::std::prelude::rust_2015::*;
+#[macro_use]
+extern crate std;
+
+extern "C" {
+    fn foo(x: i32, ...);
+}
+
+unsafe extern "C" fn bar(_: i32, mut va2: ...) -> usize { va2.arg::<usize>() }
diff --git a/tests/pretty/hir-fn-variadic.rs b/tests/pretty/hir-fn-variadic.rs
new file mode 100644
index 00000000000..efb2754df62
--- /dev/null
+++ b/tests/pretty/hir-fn-variadic.rs
@@ -0,0 +1,13 @@
+// pretty-compare-only
+// pretty-mode:hir
+// pp-exact:hir-fn-variadic.pp
+
+#![feature(c_variadic)]
+
+extern "C" {
+    pub fn foo(x: i32, va1: ...);
+}
+
+pub unsafe extern "C" fn bar(_: i32, mut va2: ...) -> usize {
+    va2.arg::<usize>()
+}