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15 lines
436 B
Diff
15 lines
436 B
Diff
--- a/Makefile
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+++ b/Makefile
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@@ -571,9 +571,9 @@ endif # $(dot-config)
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all: vmlinux
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ifdef CONFIG_CC_OPTIMIZE_FOR_SIZE
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-KBUILD_CFLAGS += -Os $(call cc-disable-warning,maybe-uninitialized,)
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+KBUILD_CFLAGS += -Os -fno-caller-saves $(call cc-disable-warning,maybe-uninitialized,)
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else
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-KBUILD_CFLAGS += -O2
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+KBUILD_CFLAGS += -O2 -fno-reorder-blocks -fno-tree-ch -fno-caller-saves
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endif
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include $(srctree)/arch/$(SRCARCH)/Makefile
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