[llvm] 0c62920 - undef reviewer: tweak the regex so it doesn't warn about #undef

[Nuno Lopes via llvm-commits]

Author: Nuno Lopes
Date: 2024-12-20T19:48:23Z
New Revision: 0c629206b0b3e1ddd64104a56c7a573a55e8944a

URL: https://github.com/llvm/llvm-project/commit/0c629206b0b3e1ddd64104a56c7a573a55e8944a
DIFF: https://github.com/llvm/llvm-project/commit/0c629206b0b3e1ddd64104a56c7a573a55e8944a.diff

LOG: undef reviewer: tweak the regex so it doesn't warn about #undef

Added: 
    

Modified: 
    llvm/utils/git/code-format-helper.py

Removed: 
    


################################################################################
diff  --git a/llvm/utils/git/code-format-helper.py b/llvm/utils/git/code-format-helper.py
index 19264bca6ce8f6..36fc5ee4c3d527 100755
--- a/llvm/utils/git/code-format-helper.py
+++ b/llvm/utils/git/code-format-helper.py
@@ -380,7 +380,7 @@ def format_run(self, changed_files: List[str], args: FormatArgs) -> Optional[str
         # 
diff  --git a/file b/file
         for file in re.split("^
diff  --git ", stdout, 0, re.MULTILINE):
             # search for additions of undef
-            if re.search("^[+].*" + regex, file, re.MULTILINE):
+            if re.search(r"^[+](?!\s*#\s*).*(\bundef\b|UndefValue::get)", file, re.MULTILINE):
                 files.append(re.match("a/([^ ]+)", file.splitlines()[0])[1])
 
         if not files: