[PATCH] D85497: [CMake] zlib FORCE_ON overrides MSan
Petr Hosek via Phabricator via llvm-commits
llvm-commits at lists.llvm.org
Thu Aug 6 21:00:19 PDT 2020
phosek created this revision.
phosek added a reviewer: hans.
Herald added subscribers: llvm-commits, mgorny.
Herald added a project: LLVM.
phosek requested review of this revision.
This restores the behavior removed in 1adc494 <https://reviews.llvm.org/rG1adc494bce44f6004994deed61b30d4b71fe1d05> where setting
LLVM_ENABLE_ZLIB to FORCE_ON overrides MSan.
Repository:
rG LLVM Github Monorepo
https://reviews.llvm.org/D85497
Files:
llvm/cmake/config-ix.cmake
Index: llvm/cmake/config-ix.cmake
===================================================================
--- llvm/cmake/config-ix.cmake
+++ llvm/cmake/config-ix.cmake
@@ -114,18 +114,20 @@
set(LLVM_PTHREAD_LIB ${CMAKE_THREAD_LIBS_INIT})
endif()
+if(LLVM_ENABLE_ZLIB)
+ if(LLVM_ENABLE_ZLIB STREQUAL FORCE_ON)
+ find_package(ZLIB REQUIRED)
+ elseif(NOT LLVM_USE_SANITIZER MATCHES "Memory.*")
+ find_package(ZLIB)
+ else()
+ set(ZLIB_FOUND FALSE)
+ endif()
+ set(LLVM_ENABLE_ZLIB "${ZLIB_FOUND}")
+endif()
+
# Don't look for these libraries 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.*")
- if(LLVM_ENABLE_ZLIB)
- if(LLVM_ENABLE_ZLIB STREQUAL FORCE_ON)
- find_package(ZLIB REQUIRED)
- else()
- find_package(ZLIB)
- endif()
- set(LLVM_ENABLE_ZLIB "${ZLIB_FOUND}")
- endif()
-
# Don't look for these libraries on Windows.
if (NOT PURE_WINDOWS)
# Skip libedit if using ASan as it contains memory leaks.
@@ -164,8 +166,6 @@
endif()
endif()
endif()
-else()
- set(LLVM_ENABLE_ZLIB FALSE)
endif()
if (LLVM_ENABLE_LIBXML2 STREQUAL "FORCE_ON" AND NOT LLVM_LIBXML2_ENABLED)
-------------- next part --------------
A non-text attachment was scrubbed...
Name: D85497.283805.patch
Type: text/x-patch
Size: 1263 bytes
Desc: not available
URL: <http://lists.llvm.org/pipermail/llvm-commits/attachments/20200807/b3e3a6e7/attachment.bin>
More information about the llvm-commits
mailing list