Add -ffat-lto-objects to STAGE[23]_CFLAGS

2013-11-18  Jan Hubicka  <jh@suse.cz>

	* bootstrap-lto.mk: Use -ffat-lto-objects.

diff --git a/config/ChangeLog b/config/ChangeLog
index 8112663..5825303 100644 (file)
--- a/config/ChangeLog
+++ b/config/ChangeLog
@@ -1,3 +1,7 @@
+2013-11-18  Jan Hubicka  <jh@suse.cz>
+
+       * bootstrap-lto.mk: Use -ffat-lto-objects.
+
 2013-11-15  Andreas Schwab  <schwab@linux-m68k.org>
 
        * picflag.m4 (m68k-*-*): Use default PIC flag.

diff --git a/config/bootstrap-lto.mk b/config/bootstrap-lto.mk
index bbd3515..27bad15 100644 (file)
--- a/config/bootstrap-lto.mk
+++ b/config/bootstrap-lto.mk
@@ -1,5 +1,7 @@
 # This option enables LTO for stage2 and stage3.
+# FIXME: Our build system is not yet able to use gcc-ar wrapper, so we need
+# to go with -ffat-lto-objects. 
 
-STAGE2_CFLAGS += -flto=jobserver -frandom-seed=1
-STAGE3_CFLAGS += -flto=jobserver -frandom-seed=1
+STAGE2_CFLAGS += -flto=jobserver -frandom-seed=1 -ffat-lto-objects
+STAGE3_CFLAGS += -flto=jobserver -frandom-seed=1 -ffat-lto-objects
 STAGEprofile_CFLAGS += -fno-lto