diff --git a/llvm/CMakeLists.txt b/llvm/CMakeLists.txt
--- a/llvm/CMakeLists.txt
+++ b/llvm/CMakeLists.txt
@@ -774,7 +774,7 @@
 mark_as_advanced(LLVM_TARGET_TRIPLE_ENV)
 
 # Per target dir not yet supported on Arm 32 bit due to arm vs armhf handling
-if(CMAKE_SYSTEM_NAME MATCHES "Linux" AND NOT CMAKE_SYSTEM_PROCESSOR MATCHES "^arm")
+if(CMAKE_SYSTEM_NAME MATCHES "BSD|Linux" AND NOT CMAKE_SYSTEM_PROCESSOR MATCHES "^arm")
   set(LLVM_ENABLE_PER_TARGET_RUNTIME_DIR_default ON)
 else()
   set(LLVM_ENABLE_PER_TARGET_RUNTIME_DIR_default OFF)