Makefile: Compile with O3

Signed-off-by: Joe Maples <joe@frap129.org>

diff --git a/Makefile b/Makefile
index f6a39d8..649f251 100644 (file)
--- a/Makefile
+++ b/Makefile
@@ -660,6 +660,12 @@ ARCH_AFLAGS :=
 ARCH_CFLAGS :=
 include arch/$(SRCARCH)/Makefile
 
+ifeq ($(cc-name),clang)
+KBUILD_CFLAGS  += -O3
+else
+KBUILD_CFLAGS  += -O2
+endif
+
 KBUILD_CFLAGS  += $(call cc-option,-fno-delete-null-pointer-checks,)
 KBUILD_CFLAGS  += $(call cc-disable-warning,maybe-uninitialized,)
 KBUILD_CFLAGS  += $(call cc-disable-warning,frame-address,)
@@ -669,16 +675,6 @@ KBUILD_CFLAGS      += $(call cc-disable-warning, int-in-bool-context)
 KBUILD_CFLAGS  += $(call cc-disable-warning, address-of-packed-member)
 KBUILD_CFLAGS  += $(call cc-disable-warning, attribute-alias)
 
-ifdef CONFIG_CC_OPTIMIZE_FOR_SIZE
-KBUILD_CFLAGS  += -Os
-else
-ifdef CONFIG_PROFILE_ALL_BRANCHES
-KBUILD_CFLAGS  += -O2
-else
-KBUILD_CFLAGS   += -O2
-endif
-endif
-
 ifdef CONFIG_CC_WERROR
 KBUILD_CFLAGS  += -Werror
 endif