function(add_dead_strip target_name)
if(NOT LLVM_NO_DEAD_STRIP)
if(${CMAKE_SYSTEM_NAME} MATCHES "Darwin")
+ # ld64's implementation of -dead_strip breaks tools that use plugins.
set_property(TARGET ${target_name} APPEND_STRING PROPERTY
LINK_FLAGS " -Wl,-dead_strip")
elseif(NOT WIN32)
# Object files are compiled with -ffunction-data-sections.
+ # Versions of bfd ld < 2.23.1 have a bug in --gc-sections that breaks
+ # tools that use plugins. Always pass --gc-sections once we require
+ # a newer linker.
set_property(TARGET ${target_name} APPEND_STRING PROPERTY
LINK_FLAGS " -Wl,--gc-sections")
endif()