1 files changed, 24 insertions, 0 deletions

diff --git a/src/test/ui/const-generics/issues/issue-87470.rs b/src/test/ui/const-generics/issues/issue-87470.rs
new file mode 100644
index 000000000..d60181a41
--- /dev/null
+++ b/src/test/ui/const-generics/issues/issue-87470.rs
@@ -0,0 +1,24 @@
+// build-pass
+
+#![feature(generic_const_exprs)]
+#![allow(incomplete_features)]
+
+pub trait TraitWithConst {
+    const SOME_CONST: usize;
+}
+
+pub trait OtherTrait: TraitWithConst {
+    fn some_fn(self) -> [u8 ; <Self as TraitWithConst>::SOME_CONST];
+}
+
+impl TraitWithConst for f32 {
+    const SOME_CONST: usize = 32;
+}
+
+impl OtherTrait for f32 {
+    fn some_fn(self) -> [u8 ; <Self as TraitWithConst>::SOME_CONST] {
+        [0; 32]
+    }
+}
+
+fn main() {}