[CI] fix possibly undefined variable

vbvictor · vbvictor · commit 2481d965babc · 2025-10-28T21:22:09.000+03:00
diff --git a/llvm/utils/git/code-format-helper.py b/llvm/utils/git/code-format-helper.py
@@ -482,6 +482,7 @@ def hook_main():
         args.changed_files.append(line)
 
     failed_fmts = []
+    comments = []
     for fmt in ALL_FORMATTERS:
         if fmt.has_tool():
             if not fmt.run(args.changed_files, args):
