* [uml-devel] [PATCH 6/6] UML - add -ffreestanding to CFLAGS
@ 2006-06-04 2:16 Jeff Dike
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From: Jeff Dike @ 2006-06-04 2:16 UTC (permalink / raw)
To: akpm; +Cc: linux-kernel, user-mode-linux-devel, Al Viro
This fixes the undefined reference to strcpy seen when building modules
on i386. Tracked down by Al Viro.
Signed-off-by: Jeff Dike <jdike@addtoit.com>
Index: linux-2.6.16/arch/um/Makefile-i386
===================================================================
--- linux-2.6.16.orig/arch/um/Makefile-i386 2006-05-25 16:08:03.000000000 -0400
+++ linux-2.6.16/arch/um/Makefile-i386 2006-05-26 12:26:09.000000000 -0400
@@ -33,5 +33,9 @@ include $(srctree)/arch/i386/Makefile.cp
# prevent gcc from keeping the stack 16 byte aligned. Taken from i386.
cflags-y += $(call cc-option,-mpreferred-stack-boundary=2)
+# Prevent sprintf in nfsd from being converted to strcpy and resulting in
+# an unresolved reference.
+cflags-y += -ffreestanding
+
CFLAGS += $(cflags-y)
USER_CFLAGS += $(cflags-y)
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