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| author | Vitaly Buka <vitalybuka@google.com> | 2017-09-02 03:53:42 +0000 |
|---|---|---|
| committer | Vitaly Buka <vitalybuka@google.com> | 2017-09-02 03:53:42 +0000 |
| commit | 48231c128c697271508e83b487d436a071e62f09 (patch) | |
| tree | b0d4e4426410e7bb8738c8ebf7875b9bdedac3d6 /CMakeLists.txt | |
| parent | 5bdba25d41c229f7ea9ddd1d4fe9d67d05eeb46e (diff) | |
| download | clang-48231c128c697271508e83b487d436a071e62f09.tar.gz | |
Don't search libxml2 if using msan. LLVM already has similar check.
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@312407 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'CMakeLists.txt')
| -rw-r--r-- | CMakeLists.txt | 12 |
1 files changed, 8 insertions, 4 deletions
diff --git a/CMakeLists.txt b/CMakeLists.txt index a4a0c2c63b..b55c64d9e0 100644 --- a/CMakeLists.txt +++ b/CMakeLists.txt @@ -181,10 +181,14 @@ endif() # we can include cmake files from this directory. list(APPEND CMAKE_MODULE_PATH "${CMAKE_CURRENT_SOURCE_DIR}/cmake/modules") -set (LIBXML2_FOUND 0) -find_package(LibXml2 2.5.3 QUIET) -if (LIBXML2_FOUND) - set(CLANG_HAVE_LIBXML 1) +# 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.*") + set (LIBXML2_FOUND 0) + find_package(LibXml2 2.5.3 QUIET) + if (LIBXML2_FOUND) + set(CLANG_HAVE_LIBXML 1) + endif() endif() include(CheckIncludeFile) |