Sema: handle enum expressions referencing local variables

Closes #12272

1 files changed, 10 insertions, 0 deletions

diff --git a/test/behavior/enum.zig b/test/behavior/enum.zig
index a398d5ec22..095f3b740b 100644
--- a/test/behavior/enum.zig
+++ b/test/behavior/enum.zig
@@ -1185,3 +1185,13 @@ test "runtime int to enum with one possible value" {
         @compileError("test failed");
     }
 }
+
+test "enum tag from a local variable" {
+    const S = struct {
+        fn Int(comptime Inner: type) type {
+            return enum(Inner) { _ };
+        }
+    };
+    const i = @intToEnum(S.Int(u32), 0);
+    try std.testing.expect(@enumToInt(i) == 0);
+}