From 99054e8642e8258388d3fa97b1f9c90c33b4fe11 Mon Sep 17 00:00:00 2001
From: Dan Goodliffe <dan@randomdan.homeip.net>
Date: Sun, 17 Feb 2019 18:07:10 +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 acc0484..ab6e837 100644
--- a/Jamroot.jam
+++ b/Jamroot.jam
@@ -8,8 +8,10 @@ project
   : requirements
 		<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>"-W -Wall -Werror -Wextra -std=c++1y --coverage"
 		<variant>coverage:<linkflags>"--coverage"
-- 
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