1 files changed, 39 insertions, 0 deletions
diff --git a/tests/ui/rfcs/rfc-2632-const-trait-impl/const-closures.stderr b/tests/ui/rfcs/rfc-2632-const-trait-impl/const-closures.stderr
new file mode 100644
index 000000000..abf2a2dc5
--- /dev/null
+++ b/tests/ui/rfcs/rfc-2632-const-trait-impl/const-closures.stderr
@@ -0,0 +1,39 @@
+error[E0015]: cannot call non-const closure in constant functions
+  --> $DIR/const-closures.rs:12:5
+   |
+LL |     f() * 7
+   |     ^^^
+   |
+   = note: calls in constant functions are limited to constant functions, tuple structs and tuple variants
+help: consider further restricting this bound
+   |
+LL |         F: ~const FnOnce() -> u8 + ~const std::ops::Fn<()>,
+   |                                  +++++++++++++++++++++++++
+
+error[E0015]: cannot call non-const closure in constant functions
+  --> $DIR/const-closures.rs:24:5
+   |
+LL |     f() + f()
+   |     ^^^
+   |
+   = note: calls in constant functions are limited to constant functions, tuple structs and tuple variants
+help: consider further restricting this bound
+   |
+LL | const fn answer<F: ~const Fn() -> u8 + ~const std::ops::Fn<()>>(f: &F) -> u8 {
+   |                                      +++++++++++++++++++++++++
+
+error[E0015]: cannot call non-const closure in constant functions
+  --> $DIR/const-closures.rs:24:11
+   |
+LL |     f() + f()
+   |           ^^^
+   |
+   = note: calls in constant functions are limited to constant functions, tuple structs and tuple variants
+help: consider further restricting this bound
+   |
+LL | const fn answer<F: ~const Fn() -> u8 + ~const std::ops::Fn<()>>(f: &F) -> u8 {
+   |                                      +++++++++++++++++++++++++
+
+error: aborting due to 3 previous errors
+
+For more information about this error, try `rustc --explain E0015`.