[clang] [Clang] [Tests] Canonicalise CLANG_ENABLE_OBJC_REWRITER properly (PR #125117)

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llvmbot wrote:


<!--LLVM PR SUMMARY COMMENT-->

@llvm/pr-subscribers-clang

Author: None (Sirraide)

<details>
<summary>Changes</summary>

Canonicalise this CMake variable properly as suggested in https://github.com/llvm/llvm-project/pull/119269#discussion_r1935034073

---
Full diff: https://github.com/llvm/llvm-project/pull/125117.diff


2 Files Affected:

- (modified) clang/test/CMakeLists.txt (+1) 
- (modified) clang/test/lit.site.cfg.py.in (+1-1) 


``````````diff
diff --git a/clang/test/CMakeLists.txt b/clang/test/CMakeLists.txt
index 9ce8365910d559..988629cd0894d5 100644
--- a/clang/test/CMakeLists.txt
+++ b/clang/test/CMakeLists.txt
@@ -9,6 +9,7 @@ llvm_canonicalize_cmake_booleans(
   CLANG_PLUGIN_SUPPORT
   CLANG_SPAWN_CC1
   CLANG_ENABLE_CIR
+  CLANG_ENABLE_OBJC_REWRITER
   ENABLE_BACKTRACES
   LLVM_BUILD_EXAMPLES
   LLVM_BYE_LINK_INTO_TOOLS
diff --git a/clang/test/lit.site.cfg.py.in b/clang/test/lit.site.cfg.py.in
index ae8b927624e23f..0a00697ace1141 100644
--- a/clang/test/lit.site.cfg.py.in
+++ b/clang/test/lit.site.cfg.py.in
@@ -22,7 +22,7 @@ config.host_cxx = "@CMAKE_CXX_COMPILER@"
 config.llvm_use_sanitizer = "@LLVM_USE_SANITIZER@"
 config.have_zlib = @LLVM_ENABLE_ZLIB@
 config.have_zstd = @LLVM_ENABLE_ZSTD@
-config.clang_objc_rewriter = "@CLANG_ENABLE_OBJC_REWRITER@" == "ON"
+config.clang_objc_rewriter = @CLANG_ENABLE_OBJC_REWRITER@
 config.clang_default_pie_on_linux = @CLANG_DEFAULT_PIE_ON_LINUX@
 config.clang_default_cxx_stdlib = "@CLANG_DEFAULT_CXX_STDLIB@"
 config.clang_staticanalyzer = @CLANG_ENABLE_STATIC_ANALYZER@

``````````

</details>


https://github.com/llvm/llvm-project/pull/125117