Be less conservative about when we build the gold plugin.

It is only build if LLVM_BINUTILS_INCDIR is explicitly given, so there is
no point in having extra restrictions.

llvm-svn: 223481

llvm/tools/CMakeLists.txt

@@ -68,17 +68,7 @@ else()
   ignore_llvm_tool_subdirectory(llvm-lto)
 endif()
 
-if( LLVM_ENABLE_PIC )
-  # TODO: support other systems:
-  if( (CMAKE_SYSTEM_NAME STREQUAL "Linux")
-      OR (CMAKE_SYSTEM_NAME STREQUAL "FreeBSD") )
-    add_llvm_tool_subdirectory(gold)
-  else()
-    ignore_llvm_tool_subdirectory(gold)
-  endif()
-else()
-  ignore_llvm_tool_subdirectory(gold)
-endif()
+add_llvm_tool_subdirectory(gold)
 
 add_llvm_external_project(clang)
 add_llvm_external_project(llgo)

llvm/tools/gold/CMakeLists.txt

@@ -3,11 +3,7 @@ set(LLVM_BINUTILS_INCDIR "" CACHE PATH
 
 set(LLVM_EXPORTED_SYMBOL_FILE ${CMAKE_CURRENT_SOURCE_DIR}/gold.exports)
 
-if( NOT LLVM_BINUTILS_INCDIR )
-  # Nothing to say.
-elseif( NOT EXISTS "${LLVM_BINUTILS_INCDIR}/plugin-api.h" )
-  message(STATUS "plugin-api.h not found. gold plugin excluded from the build.")
-else()
+if( LLVM_ENABLE_PIC AND LLVM_BINUTILS_INCDIR )
   include_directories( ${LLVM_BINUTILS_INCDIR} )
 
   # Because off_t is used in the public API, the largefile parts are required for