1 files changed, 10 insertions, 0 deletions
diff --git a/src/test/pretty/disamb-stmt-expr.rs b/src/test/pretty/disamb-stmt-expr.rs
new file mode 100644
index 000000000..734f9fa12
--- /dev/null
+++ b/src/test/pretty/disamb-stmt-expr.rs
@@ -0,0 +1,10 @@
+// pp-exact
+
+// Here we check that the parentheses around the body of `wsucc()` are
+// preserved.  They are needed to disambiguate `{return n+1}; - 0` from
+// `({return n+1}-0)`.
+
+fn id<F>(f: F) -> isize where F: Fn() -> isize { f() }
+
+fn wsucc(_n: isize) -> isize { id(|| { 1 }) - 0 }
+fn main() {}