From e8d190c82c412828906af82fae5dcb611cf9b5f2 Mon Sep 17 00:00:00 2001
From: Dan Goodliffe <dan@randomdan.homeip.net>
Date: Sun, 17 Feb 2019 18:33:53 +0000
Subject: Parallel lto only with gcc

---
 Jamroot.jam | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/Jamroot.jam b/Jamroot.jam
index 04e56ae..19e8df2 100644
--- a/Jamroot.jam
+++ b/Jamroot.jam
@@ -10,8 +10,10 @@ project
 			<define>ICE_CPP11_MAPPING
 			<cxxflags>"-std=c++17 -fvisibility=hidden -fvisibility-inlines-hidden"
       <linkflags>"-Wl,-z,defs,--warn-once,--gc-sections"
-      <variant>release:<cxxflags>"-flto=2"
-      <variant>release:<linkflags>"-flto=2"
+			<variant>release:<cxxflags>"-flto"
+			<toolset>gcc:<variant>release:<cxxflags>"-flto=2"
+			<variant>release:<linkflags>"-flto"
+			<toolset>gcc:<variant>release:<linkflags>"-flto=2"
       <variant>debug:<cxxflags>"-W -Wall -Werror -Wextra"
       <variant>coverage:<cxxflags>"--coverage"
       <variant>coverage:<linkflags>"--coverage"
-- 
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