Fix memory leak in non-constant module declaration

1 files changed, 1 insertions, 0 deletions

diff --git a/parser.y b/parser.y
index 2b30cb68..31dac7ad 100644
--- a/parser.y
+++ b/parser.y
@@ -298,6 +298,7 @@ Module:
   if (!block_is_const($2)) {
     FAIL(@$, "Module metadata must be constant");
     $$ = gen_noop();
+    block_free($2);
   } else {
     $$ = gen_module($2);
   }