1 files changed, 5 insertions, 0 deletions
diff --git a/src/ast/ast.c b/src/ast/ast.c
index 78d7efb..b20d9c2 100644
--- a/src/ast/ast.c
+++ b/src/ast/ast.c
@@ -129,6 +129,11 @@ int type_eq(Type *a, Type *b)
         return 1;
     }
 
+    if (a->kind == TYPE_UNKNOWN || b->kind == TYPE_UNKNOWN)
+    {
+        return 1;
+    }
+
     // Lax integer matching (bool == int, char == i8, etc.).
     if (is_integer_type(a) && is_integer_type(b))
     {