From 2e9dc11440ed1beb52aa20cca99ae8b2dac680ac Mon Sep 17 00:00:00 2001
From: Morgan Hardwood <bugs@londonlight.org>
Date: Mon, 12 Mar 2018 07:27:46 +0100
Subject: [PATCH] Use MacPorts Binutils path for macOS, #4028

---
 CMakeLists.txt | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)

diff --git a/CMakeLists.txt b/CMakeLists.txt
index f73cf77be..d57e18275 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -339,8 +339,13 @@ if(WITH_LTO)
     execute_process(COMMAND ar --version OUTPUT_VARIABLE BINUTILS_VERSION_DETECTED)
     string(REGEX REPLACE ".* ([0-9.]+)\n.*" "\\1" BINUTILS_VERSION_DETECTED "${BINUTILS_VERSION_DETECTED}")
     if("${BINUTILS_VERSION_DETECTED}" VERSION_LESS "${BINUTILS_VERSION_MININUM}")
-        SET(CMAKE_AR "/usr/bin/gcc-ar")
-        SET(CMAKE_RANLIB "/usr/bin/gcc-ranlib")
+        if(APPLE)
+            SET(CMAKE_AR "/opt/local/bin/ar")
+            SET(CMAKE_RANLIB "/opt/local/bin/ranlib")
+        else()
+            SET(CMAKE_AR "/usr/bin/gcc-ar")
+            SET(CMAKE_RANLIB "/usr/bin/gcc-ranlib")
+        endif()
         message(STATUS "Binutils version detected as less than " ${BINUTILS_VERSION_MININUM} " - setting CMake parameters to enable LTO linking:\n    CMAKE_AR=\"" ${CMAKE_AR} "\"\n    CMAKE_RANLIB=\"" ${CMAKE_RANLIB} "\"")
     endif()