1 files changed, 23 insertions, 0 deletions
diff --git a/tests/ui/consts/const-extern-fn/const-extern-fn-call-extern-fn.rs b/tests/ui/consts/const-extern-fn/const-extern-fn-call-extern-fn.rs
new file mode 100644
index 000000000..eccda49db
--- /dev/null
+++ b/tests/ui/consts/const-extern-fn/const-extern-fn-call-extern-fn.rs
@@ -0,0 +1,23 @@
+#![feature(const_extern_fn)]
+
+extern "C" {
+    fn regular_in_block();
+}
+
+const extern "C" fn bar() {
+    unsafe {
+        regular_in_block();
+        //~^ ERROR: cannot call non-const fn
+    }
+}
+
+extern "C" fn regular() {}
+
+const extern "C" fn foo() {
+    unsafe {
+        regular();
+        //~^ ERROR: cannot call non-const fn
+    }
+}
+
+fn main() {}