1 files changed, 44 insertions, 0 deletions
diff --git a/src/test/rustdoc/edition-doctest.rs b/src/test/rustdoc/edition-doctest.rs
new file mode 100644
index 000000000..6de25996b
--- /dev/null
+++ b/src/test/rustdoc/edition-doctest.rs
@@ -0,0 +1,44 @@
+// compile-flags:--test
+
+/// ```rust,edition2018
+/// #![feature(try_blocks)]
+///
+/// use std::num::ParseIntError;
+///
+/// let result: Result<i32, ParseIntError> = try {
+///     "1".parse::<i32>()?
+///         + "2".parse::<i32>()?
+///         + "3".parse::<i32>()?
+/// };
+/// assert_eq!(result, Ok(6));
+///
+/// let result: Result<i32, ParseIntError> = try {
+///     "1".parse::<i32>()?
+///         + "foo".parse::<i32>()?
+///         + "3".parse::<i32>()?
+/// };
+/// assert!(result.is_err());
+/// ```
+
+
+/// ```rust,edition2015,compile_fail,E0574
+/// #![feature(try_blocks)]
+///
+/// use std::num::ParseIntError;
+///
+/// let result: Result<i32, ParseIntError> = try {
+///     "1".parse::<i32>()?
+///         + "2".parse::<i32>()?
+///         + "3".parse::<i32>()?
+/// };
+/// assert_eq!(result, Ok(6));
+///
+/// let result: Result<i32, ParseIntError> = try {
+///     "1".parse::<i32>()?
+///         + "foo".parse::<i32>()?
+///         + "3".parse::<i32>()?
+/// };
+/// assert!(result.is_err());
+/// ```
+
+pub fn foo() {}