From bdfc00171ed8c2e24fc43fbe9455d4826a4fa4e2 Mon Sep 17 00:00:00 2001
From: Danny Robson <danny@nerdcruft.net>
Date: Mon, 18 Jun 2012 16:12:09 +1000
Subject: [PATCH] Use 'none' partition with LTO

---
 configure.ac | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/configure.ac b/configure.ac
index 683a5742..0f22e82d 100644
--- a/configure.ac
+++ b/configure.ac
@@ -141,8 +141,10 @@ if test "x$ac_cv_debugging" = "xyes"; then
     AC_DEFINE([_GLIBCXX_DEBUG], [], [Description])
 
 else
-    COMMON_CFLAGS="$COMMON_CFLAGS -O2 -flto=jobserver"
-    COMMON_LDFLAGS="$COMMON_LDFLAGS -flto=jobserver"
+    ## Use 'none' LTO partitioning to avoid discarded section linker errors
+    ## against boost
+    COMMON_CFLAGS="$COMMON_CFLAGS -O2 -flto=8 -flto-partition=none"
+    COMMON_LDFLAGS="$COMMON_LDFLAGS -flto=8 -flto-partition=none"
 fi
 
 case $host_os in