$NetBSD: patch-tools_llvm-shlib_CMakeLists.txt,v 1.1 2016/03/08 21:06:50 tnn Exp $

Use the Linux style linking everywhere except Darwin.

--- ./tools/llvm-shlib/CMakeLists.txt.orig	2015-11-04 23:11:12.000000000 +0000
+++ ./tools/llvm-shlib/CMakeLists.txt
@@ -41,11 +41,10 @@ endif()
 add_llvm_library(LLVM SHARED DISABLE_LLVM_LINK_LLVM_DYLIB SONAME ${SOURCES})
 
 list(REMOVE_DUPLICATES LIB_NAMES)
-if("${CMAKE_SYSTEM_NAME}" STREQUAL "Linux") # FIXME: It should be "GNU ld for elf"
-  # GNU ld doesn't resolve symbols in the version script.
-  set(LIB_NAMES -Wl,--whole-archive ${LIB_NAMES} -Wl,--no-whole-archive)
-elseif("${CMAKE_SYSTEM_NAME}" STREQUAL "Darwin")
+if("${CMAKE_SYSTEM_NAME}" STREQUAL "Darwin")
   set(LIB_NAMES -Wl,-all_load ${LIB_NAMES})
+else()
+  set(LIB_NAMES -Wl,--whole-archive ${LIB_NAMES} -Wl,--no-whole-archive)
 endif()
 
 target_link_libraries(LLVM PRIVATE ${LIB_NAMES})