1 files changed, 42 insertions, 0 deletions
diff --git a/tests/ui/consts/issue-90870.stderr b/tests/ui/consts/issue-90870.stderr
new file mode 100644
index 000000000..8825efd14
--- /dev/null
+++ b/tests/ui/consts/issue-90870.stderr
@@ -0,0 +1,42 @@
+error[E0015]: cannot call non-const operator in constant functions
+  --> $DIR/issue-90870.rs:8:5
+   |
+LL |     a == b
+   |     ^^^^^^
+   |
+   = note: calls in constant functions are limited to constant functions, tuple structs and tuple variants
+   = help: add `#![feature(const_trait_impl)]` to the crate attributes to enable
+help: consider dereferencing here
+   |
+LL |     *a == *b
+   |     +     +
+
+error[E0015]: cannot call non-const operator in constant functions
+  --> $DIR/issue-90870.rs:15:5
+   |
+LL |     a == b
+   |     ^^^^^^
+   |
+   = note: calls in constant functions are limited to constant functions, tuple structs and tuple variants
+   = help: add `#![feature(const_trait_impl)]` to the crate attributes to enable
+help: consider dereferencing here
+   |
+LL |     ****a == ****b
+   |     ++++     ++++
+
+error[E0015]: cannot call non-const operator in constant functions
+  --> $DIR/issue-90870.rs:23:12
+   |
+LL |         if l == r {
+   |            ^^^^^^
+   |
+   = note: calls in constant functions are limited to constant functions, tuple structs and tuple variants
+   = help: add `#![feature(const_trait_impl)]` to the crate attributes to enable
+help: consider dereferencing here
+   |
+LL |         if *l == *r {
+   |            +     +
+
+error: aborting due to 3 previous errors
+
+For more information about this error, try `rustc --explain E0015`.