1 files changed, 23 insertions, 0 deletions
diff --git a/tests/ui/consts/const-blocks/fn-call-in-const.rs b/tests/ui/consts/const-blocks/fn-call-in-const.rs
new file mode 100644
index 000000000..20496f627
--- /dev/null
+++ b/tests/ui/consts/const-blocks/fn-call-in-const.rs
@@ -0,0 +1,23 @@
+// run-pass
+
+#![feature(inline_const)]
+#![allow(unused)]
+
+// Some type that is not copyable.
+struct Bar;
+
+const fn type_no_copy() -> Option<Bar> {
+    None
+}
+
+const fn type_copy() -> u32 {
+    3
+}
+
+const _: [u32; 2] = [type_copy(); 2];
+
+// This is allowed because all promotion contexts use the explicit rules for promotability when
+// inside an explicit const context.
+const _: [Option<Bar>; 2] = [const { type_no_copy() }; 2];
+
+fn main() {}