gcc-4.6 compile fix: build with -Wno-unused-but-set-variable

Avoid "error: variable 'unused' set but not used
[-Werror=unused-but-set-variable]" with gcc 4.6.

Signed-off-by: Olaf Hering <olaf@aepfle.de>
xen-unstable changeset:   23368:0f670f5146c8
xen-unstable date:        Sat May 21 07:55:46 2011 +0100

diff --git a/Config.mk b/Config.mk
index 61959c42e17ea390d54d900733d5f0d7a1efea74..2a3d1fcbaa0b6b5a4ac56a78de3d581495428a94 100644 (file)
--- a/Config.mk
+++ b/Config.mk
@@ -132,6 +132,7 @@ CFLAGS += -Wno-unused-value
 
 $(call cc-option-add,HOSTCFLAGS,HOSTCC,-Wdeclaration-after-statement)
 $(call cc-option-add,CFLAGS,CC,-Wdeclaration-after-statement)
+$(call cc-option-add,CFLAGS,CC,-Wno-unused-but-set-variable)
 
 LDFLAGS += $(foreach i, $(EXTRA_LIB), -L$(i)) 
 CFLAGS += $(foreach i, $(EXTRA_INCLUDES), -I$(i))