27 lines
882 B
Diff
27 lines
882 B
Diff
From: Finn Thain <fthain@telegraphics.com.au>
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Date: Fri, 21 Dec 2018 17:21:43 +1100 (AEDT)
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Subject: Build with -ffreestanding on m68k to avoid
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risky optimizations involving libc
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Origin: https://marc.info/?l=linux-m68k&m=154537329920545&w=2
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--- a/arch/m68k/Makefile
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+++ b/arch/m68k/Makefile
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@@ -58,7 +58,7 @@ cpuflags-$(CONFIG_M5206e) := $(call cc-o
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cpuflags-$(CONFIG_M5206) := $(call cc-option,-mcpu=5206,-m5200)
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KBUILD_AFLAGS += $(cpuflags-y)
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-KBUILD_CFLAGS += $(cpuflags-y) -pipe
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+KBUILD_CFLAGS += $(cpuflags-y)
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ifdef CONFIG_MMU
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# without -fno-strength-reduce the 53c7xx.c driver fails ;-(
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KBUILD_CFLAGS += -fno-strength-reduce -ffixed-a2
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@@ -69,6 +69,8 @@ KBUILD_CFLAGS += -D__uClinux__
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KBUILD_AFLAGS += -D__uClinux__
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endif
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+KBUILD_CFLAGS += -pipe -ffreestanding
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+
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KBUILD_LDFLAGS := -m m68kelf
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KBUILD_LDFLAGS_MODULE += -T $(srctree)/arch/m68k/kernel/module.lds
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