[llvm] 9572388 - Revert "[CI][format] Explicitly pass extensions to git-clang-format (#95794)"

[Aiden Grossman via llvm-commits]

Author: Aiden Grossman
Date: 2024-06-28T22:52:29Z
New Revision: 9572388a849c494d45df334f9facd8ee6663953f

URL: https://github.com/llvm/llvm-project/commit/9572388a849c494d45df334f9facd8ee6663953f
DIFF: https://github.com/llvm/llvm-project/commit/9572388a849c494d45df334f9facd8ee6663953f.diff

LOG: Revert "[CI][format] Explicitly pass extensions to git-clang-format (#95794)"

This reverts commit 7620fe0d2d1e0257611c0ab0d96f3bf1bf7a1079.

This patch was causing some significant portion of code formatting jobs
to succeed when they should have failed. More investigation is needed.

Tracked in #97060.

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 d60d4131bc94b..f1207026704e8 100755
--- a/llvm/utils/git/code-format-helper.py
+++ b/llvm/utils/git/code-format-helper.py
@@ -216,17 +216,6 @@ def format_run(self, changed_files: List[str], args: FormatArgs) -> Optional[str
             cf_cmd.append(args.start_rev)
             cf_cmd.append(args.end_rev)
 
-        # Gather the extension of all modified files and pass them explicitly to git-clang-format.
-        # This prevents git-clang-format from applying its own filtering rules on top of ours.
-        extensions = set()
-        for file in cpp_files:
-            _, ext = os.path.splitext(file)
-            extensions.add(
-                ext.strip(".")
-            )  # Exclude periods since git-clang-format takes extensions without them
-        cf_cmd.append("--extensions")
-        cf_cmd.append("'{}'".format(",".join(extensions)))
-
         cf_cmd.append("--")
         cf_cmd += cpp_files