Fix segfault

ponylang · Jan 18, 2025 · 7620c00 · 7620c00
1 parent 10254a5
commit 7620c00
Showing 1 changed file with 3 additions and 2 deletions.
diff --git a/src/libponyc/type/matchtype.c b/src/libponyc/type/matchtype.c
@@ -942,8 +942,9 @@ matchtype_t is_matchtype(ast_t* operand, ast_t* pattern, errorframe_t* errorf,
 
   matchtype_t rslt = is_x_match_x(operand, consumed_pattern, errorf, true, opt);
 
-  // TODO this seems to segfault
-  //ast_free_unattached(consumed_pattern);
+  // TODO discuss with joe
+  if (consumed_pattern != pattern)
+    ast_free_unattached(consumed_pattern);
 
   return rslt;
 }