remove FIXME and add test

Author: mj10021

compiler/rustc_const_eval/src/transform/check_consts/qualifs.rs

@@ -344,8 +344,6 @@ where
     };
 
     // Check the qualifs of the value of `const` items.
-    // FIXME(valtrees): check whether const qualifs should behave the same
-    // way for type and mir constants.
     let uneval = match constant.literal {
         ConstantKind::Ty(ct)
             if matches!(

tests/ui/match/issue-113012.rs

@@ -0,0 +1,12 @@
+// run-pass
+
+#![allow(dead_code)]
+struct Foo(());
+
+const FOO: Foo = Foo(match 0 {
+    0.. => (),
+    _ => (),
+});
+
+fn main() {
+}