[llvm] Fix the formatting script: do not try to update a GitHub PR without checking for should_update_gh (PR #159276)

[Mehdi Amini via llvm-commits]

https://github.com/joker-eph updated https://github.com/llvm/llvm-project/pull/159276

>From da7ed13e2bd0a7d4776135b5886a24d3e0bb9f92 Mon Sep 17 00:00:00 2001
From: Mehdi Amini <joker.eph at gmail.com>
Date: Wed, 17 Sep 2025 00:52:27 -0700
Subject: [PATCH] Fix the formatting script: do not try to update a GitHub PR
 without checking for should_update_gh

---
 llvm/utils/git/code-format-helper.py | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/llvm/utils/git/code-format-helper.py b/llvm/utils/git/code-format-helper.py
index 7a5311d668f79..6f809c5977c75 100755
--- a/llvm/utils/git/code-format-helper.py
+++ b/llvm/utils/git/code-format-helper.py
@@ -173,7 +173,8 @@ def run(self, changed_files: List[str], args: FormatArgs) -> bool:
                 f":warning: The {self.friendly_name} failed without printing "
                 "a diff. Check the logs for stderr output. :warning:"
             )
-            self.update_pr(comment_text, args, create_new=False)
+            if should_update_gh:
+                self.update_pr(comment_text, args, create_new=False)
             return False