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Pass -Wl,-z,defs when building shared libraries, but not with the sanitizers.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@226828 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Rafael Espindola 2015-01-22 14:06:51 +00:00
parent 591e043a7a
commit 46b1a31681
1 changed files with 8 additions and 0 deletions

8
cmake/modules/HandleLLVMOptions.cmake

@ -104,6 +104,14 @@ if(APPLE)
set(CMAKE_MODULE_LINKER_FLAGS "${CMAKE_MODULE_LINKER_FLAGS} -Wl,-flat_namespace -Wl,-undefined -Wl,suppress")
endif()
# Pass -Wl,-z,defs. This makes sure all symbols are defined. Otherwise a DSO
# build might work on ELF but fail on MachO/COFF.
if(NOT (${CMAKE_SYSTEM_NAME} MATCHES "Darwin" OR WIN32) AND
NOT LLVM_USE_SANITIZER)
set(CMAKE_SHARED_LINKER_FLAGS "${CMAKE_SHARED_LINKER_FLAGS} -Wl,-z,defs")
endif()
function(append value)
foreach(variable ${ARGN})
set(${variable} "${${variable}} ${value}" PARENT_SCOPE)