Unbreak build on OpenBSD by not adding -Wl,-z,defs to linker flags.

This is similar to the fix for FreeBSD in r226862. Without this patch,
the build aborts when linkling libLTO.so, complaining about undefined
references to assert2, cxa_atexit, etc.

Patch by Stefan Kempf!

http://reviews.llvm.org/D14236

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@253769 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/cmake/modules/HandleLLVMOptions.cmake b/cmake/modules/HandleLLVMOptions.cmake
index e86e1a169cef6c5576f23680c4af793cc266c48a..9e4c4c5078aff58fef05b9140dada7b71efc5064 100644 (file)
--- a/cmake/modules/HandleLLVMOptions.cmake
+++ b/cmake/modules/HandleLLVMOptions.cmake
@@ -132,7 +132,8 @@ 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 OR CYGWIN OR
-        ${CMAKE_SYSTEM_NAME} MATCHES "FreeBSD") AND
+        ${CMAKE_SYSTEM_NAME} MATCHES "FreeBSD" OR
+        ${CMAKE_SYSTEM_NAME} MATCHES "OpenBSD") AND
    NOT LLVM_USE_SANITIZER)
   set(CMAKE_SHARED_LINKER_FLAGS "${CMAKE_SHARED_LINKER_FLAGS} -Wl,-z,defs")
 endif()