https://github.com/zeyi2 created 
https://github.com/llvm/llvm-project/pull/202247

This commit encountered PCH related errors on buildbot, so revert it for now.

>From 8b5c72224800fcb2b1636fda3ae48b0899685719 Mon Sep 17 00:00:00 2001
From: Zeyi Xu <[email protected]>
Date: Mon, 8 Jun 2026 10:32:42 +0800
Subject: [PATCH] Revert "[clang-tidy] Preserve line endings in macro-to-enum
 fixes (#202054)"

This reverts commit ed06da7cadc7d2ed2705d5bf43612ce8fc6582ed.
---
 .../clang-tidy/modernize/MacroToEnumCheck.cpp            | 9 ++-------
 clang-tools-extra/docs/ReleaseNotes.rst                  | 4 ----
 clang-tools-extra/test/.gitattributes                    | 2 --
 .../checkers/modernize/Inputs/macro-to-enum/crlf.cpp     | 2 --
 .../modernize/Inputs/macro-to-enum/crlf.cpp.expected     | 4 ----
 .../clang-tidy/checkers/modernize/macro-to-enum-crlf.cpp | 6 ------
 6 files changed, 2 insertions(+), 25 deletions(-)
 delete mode 100644 
clang-tools-extra/test/clang-tidy/checkers/modernize/Inputs/macro-to-enum/crlf.cpp
 delete mode 100644 
clang-tools-extra/test/clang-tidy/checkers/modernize/Inputs/macro-to-enum/crlf.cpp.expected
 delete mode 100644 
clang-tools-extra/test/clang-tidy/checkers/modernize/macro-to-enum-crlf.cpp

diff --git a/clang-tools-extra/clang-tidy/modernize/MacroToEnumCheck.cpp 
b/clang-tools-extra/clang-tidy/modernize/MacroToEnumCheck.cpp
index aa4732ceba7e0..1c49c32f9fecb 100644
--- a/clang-tools-extra/clang-tidy/modernize/MacroToEnumCheck.cpp
+++ b/clang-tools-extra/clang-tidy/modernize/MacroToEnumCheck.cpp
@@ -470,15 +470,11 @@ void MacroToEnumCallbacks::warnMacroEnum(const EnumMacro 
&Macro) const {
 void MacroToEnumCallbacks::fixEnumMacro(const MacroList &MacroList) const {
   SourceLocation Begin =
       MacroList.front().Directive->getMacroInfo()->getDefinitionLoc();
-  const StringRef LineEnding =
-      SM.getBufferData(SM.getFileID(Begin)).detectEOL();
-
   Begin = SM.translateLineCol(SM.getFileID(Begin),
                               SM.getSpellingLineNumber(Begin), 1);
   const DiagnosticBuilder Diagnostic =
       Check->diag(Begin, "replace macro with enum")
-      << FixItHint::CreateInsertion(Begin,
-                                    (llvm::Twine("enum {") + 
LineEnding).str());
+      << FixItHint::CreateInsertion(Begin, "enum {\n");
 
   for (size_t I = 0U; I < MacroList.size(); ++I) {
     const EnumMacro &Macro = MacroList[I];
@@ -507,8 +503,7 @@ void MacroToEnumCallbacks::fixEnumMacro(const MacroList 
&MacroList) const {
       LangOpts);
   End = SM.translateLineCol(SM.getFileID(End),
                             SM.getSpellingLineNumber(End) + 1, 1);
-  Diagnostic << FixItHint::CreateInsertion(
-      End, (llvm::Twine("};") + LineEnding).str());
+  Diagnostic << FixItHint::CreateInsertion(End, "};\n");
 }
 
 void MacroToEnumCheck::registerPPCallbacks(const SourceManager &SM,
diff --git a/clang-tools-extra/docs/ReleaseNotes.rst 
b/clang-tools-extra/docs/ReleaseNotes.rst
index 350ff0872c8e5..fca6c21f22768 100644
--- a/clang-tools-extra/docs/ReleaseNotes.rst
+++ b/clang-tools-extra/docs/ReleaseNotes.rst
@@ -581,10 +581,6 @@ Changes in existing checks
   positives on project headers that use the same name as a standard library
   header.
 
-- Improved :doc:`modernize-macro-to-enum
-  <clang-tidy/checks/modernize/macro-to-enum>` check by preserving source file
-  line endings in fix-it replacements.
-
 - Improved :doc:`modernize-pass-by-value
   <clang-tidy/checks/modernize/pass-by-value>` check by adding `IgnoreMacros`
   option to suppress warnings in macros.
diff --git a/clang-tools-extra/test/.gitattributes 
b/clang-tools-extra/test/.gitattributes
index 3c39030a95eab..3d4df1e9976bc 100644
--- a/clang-tools-extra/test/.gitattributes
+++ b/clang-tools-extra/test/.gitattributes
@@ -13,5 +13,3 @@ clang-tidy/infrastructure/export-diagnostics.cpp -text
 # These test input files rely on two-byte Windows (CRLF) line endings.
 clang-apply-replacements/Inputs/crlf/crlf.cpp -text
 clang-apply-replacements/Inputs/crlf/crlf.cpp.expected -text
-clang-tidy/checkers/modernize/Inputs/macro-to-enum/crlf.cpp -text
-clang-tidy/checkers/modernize/Inputs/macro-to-enum/crlf.cpp.expected -text
diff --git 
a/clang-tools-extra/test/clang-tidy/checkers/modernize/Inputs/macro-to-enum/crlf.cpp
 
b/clang-tools-extra/test/clang-tidy/checkers/modernize/Inputs/macro-to-enum/crlf.cpp
deleted file mode 100644
index c05d3cd5823ba..0000000000000
--- 
a/clang-tools-extra/test/clang-tidy/checkers/modernize/Inputs/macro-to-enum/crlf.cpp
+++ /dev/null
@@ -1,2 +0,0 @@
-#define RED 1
-#define GREEN 2
diff --git 
a/clang-tools-extra/test/clang-tidy/checkers/modernize/Inputs/macro-to-enum/crlf.cpp.expected
 
b/clang-tools-extra/test/clang-tidy/checkers/modernize/Inputs/macro-to-enum/crlf.cpp.expected
deleted file mode 100644
index 31100df321bb3..0000000000000
--- 
a/clang-tools-extra/test/clang-tidy/checkers/modernize/Inputs/macro-to-enum/crlf.cpp.expected
+++ /dev/null
@@ -1,4 +0,0 @@
-enum {
-RED = 1,
-GREEN = 2
-};
diff --git 
a/clang-tools-extra/test/clang-tidy/checkers/modernize/macro-to-enum-crlf.cpp 
b/clang-tools-extra/test/clang-tidy/checkers/modernize/macro-to-enum-crlf.cpp
deleted file mode 100644
index ae54e5b7fe430..0000000000000
--- 
a/clang-tools-extra/test/clang-tidy/checkers/modernize/macro-to-enum-crlf.cpp
+++ /dev/null
@@ -1,6 +0,0 @@
-// Verify the fix-it preserves CRLF line endings.
-
-// RUN: cp %S/Inputs/macro-to-enum/crlf.cpp %t.cpp
-// RUN: chmod u+w %t.cpp
-// RUN: clang-tidy %t.cpp -fix --checks='-*,modernize-macro-to-enum' > %t.out 
2>&1
-// RUN: diff %t.cpp %S/Inputs/macro-to-enum/crlf.cpp.expected

_______________________________________________
cfe-commits mailing list
[email protected]
https://lists.llvm.org/cgi-bin/mailman/listinfo/cfe-commits

Reply via email to