Merge agluck-lia64.sc.intel.com:/data/home/aegl/BK/work/stephane

into agluck-lia64.sc.intel.com:/data/home/aegl/BK/linux-ia64-release-2.6.9

arch/ia64/Makefile

@@ -20,7 +20,7 @@ AFLAGS_KERNEL	:= -mconstant-gp
 EXTRA		:=
 
 cflags-y	:= -pipe $(EXTRA) -ffixed-r13 -mfixed-range=f12-f15,f32-f127 \
-		   -falign-functions=32 -frename-registers
+		   -falign-functions=32 -frename-registers -fno-optimize-sibling-calls
 CFLAGS_KERNEL	:= -mconstant-gp
 
 GCC_VERSION     := $(call cc-version)