[PATCH] D136700: clang: Add a cmake toggle to disable libclang's libxml2 dependency

[Nico Weber via Phabricator via cfe-commits]

This revision was automatically updated to reflect the committed changes.
Closed by commit rGdf239a6c17fa: clang: Add a cmake toggle to disable libclang's libxml2 dependency (authored by thakis).
Herald added a project: clang.

Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D136700/new/

https://reviews.llvm.org/D136700

Files:
  clang/CMakeLists.txt


Index: clang/CMakeLists.txt
===================================================================
--- clang/CMakeLists.txt
+++ clang/CMakeLists.txt
@@ -147,7 +147,12 @@
   "${LLVM_COMMON_CMAKE_UTILS}/Modules"
   )
 
-if(LLVM_ENABLE_LIBXML2)
+# This allows disabling clang's XML dependency even if LLVM finds libxml2.
+# By default, clang depends on libxml2 if LLVM does.
+option(CLANG_ENABLE_LIBXML2 "Whether libclang may depend on libxml2"
+       ${LLVM_ENABLE_LIBXML2})
+
+if(CLANG_ENABLE_LIBXML2)
   # Don't look for libxml if we're using MSan, since uninstrumented third party
   # code may call MSan interceptors like strlen, leading to false positives.
   if(NOT LLVM_USE_SANITIZER MATCHES "Memory.*")


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