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path: root/target/linux/generic-2.6/patches/004-extra_optimization.patch
blob: 3a8dfdcd00ef97843a2b241af9e0b39669263674 (plain)
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diff -urN linux-2.6.19.old/Makefile linux-2.6.19.dev/Makefile
--- linux-2.6.19.old/Makefile	2006-11-29 22:57:37.000000000 +0100
+++ linux-2.6.19.dev/Makefile	2006-12-14 03:13:23.000000000 +0100
@@ -513,6 +513,9 @@
 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,)