openwrtv4/target/linux/generic-2.6/patches-2.6.23/004-extra_optimization.patch
Gabor Juhos 37044cf01e refresh generic 2.6.23 patches
SVN-Revision: 11187
2008-05-18 20:24:51 +00:00

14 lines
526 B
Diff

Index: linux-2.6.23.17/Makefile
===================================================================
--- linux-2.6.23.17.orig/Makefile
+++ linux-2.6.23.17/Makefile
@@ -508,6 +508,9 @@ CFLAGS += $(call cc-option, -fn
NOSTDINC_FLAGS += -nostdinc -isystem $(shell $(CC) -print-file-name=include)
CHECKFLAGS += $(NOSTDINC_FLAGS)
+# improve gcc optimization
+CFLAGS += $(call cc-option,-funit-at-a-time,)
+
# warn about C99 declaration after statement
CFLAGS += $(call cc-option,-Wdeclaration-after-statement,)