004-extra_optimization.patch 523 B

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  1. Index: linux-2.6.21.7/Makefile
  2. ===================================================================
  3. --- linux-2.6.21.7.orig/Makefile
  4. +++ linux-2.6.21.7/Makefile
  5. @@ -507,6 +507,9 @@ CFLAGS += $(call cc-option, -fn
  6. NOSTDINC_FLAGS += -nostdinc -isystem $(shell $(CC) -print-file-name=include)
  7. CHECKFLAGS += $(NOSTDINC_FLAGS)
  8. +# improve gcc optimization
  9. +CFLAGS += $(call cc-option,-funit-at-a-time,)
  10. +
  11. # warn about C99 declaration after statement
  12. CFLAGS += $(call cc-option,-Wdeclaration-after-statement,)