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authorAndi Kleen <ak@suse.de>2007-08-15 02:40:37 +0200
committerLinus Torvalds <torvalds@woody.linux-foundation.org>2007-08-18 10:25:25 -0700
commitf0f12d85af8593e45fdf4a4d4c7cad240a6787a2 (patch)
tree6277016bd6aae2acebd03e462215f8350038419b /arch/i386/Makefile
parent6e3515352bdd1c42d78bd16dae06dd429d6b1861 (diff)
downloadop-kernel-dev-f0f12d85af8593e45fdf4a4d4c7cad240a6787a2.zip
op-kernel-dev-f0f12d85af8593e45fdf4a4d4c7cad240a6787a2.tar.gz
x86_64: Check for .cfi_rel_offset in CFI probe
Very old 64bit binutils have .cfi_startproc/endproc, but no .cfi_rel_offset. Check for .cfi_rel_offset too. Cc: Jan Beulich <jbeulich@novell.com> Cc: Sam Ravnborg <sam@ravnborg.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'arch/i386/Makefile')
-rw-r--r--arch/i386/Makefile4
1 files changed, 2 insertions, 2 deletions
diff --git a/arch/i386/Makefile b/arch/i386/Makefile
index 01f0ff0..52b9324 100644
--- a/arch/i386/Makefile
+++ b/arch/i386/Makefile
@@ -51,8 +51,8 @@ cflags-y += -maccumulate-outgoing-args
CFLAGS += $(shell if [ $(call cc-version) -lt 0400 ] ; then echo $(call cc-option,-fno-unit-at-a-time); fi ;)
# do binutils support CFI?
-cflags-y += $(call as-instr,.cfi_startproc\n.cfi_endproc,-DCONFIG_AS_CFI=1,)
-AFLAGS += $(call as-instr,.cfi_startproc\n.cfi_endproc,-DCONFIG_AS_CFI=1,)
+cflags-y += $(call as-instr,.cfi_startproc\n.cfi_rel_offset esp${comma}0\n.cfi_endproc,-DCONFIG_AS_CFI=1,)
+AFLAGS += $(call as-instr,.cfi_startproc\n.cfi_rel_offset esp${comma}0\n.cfi_endproc,-DCONFIG_AS_CFI=1,)
# is .cfi_signal_frame supported too?
cflags-y += $(call as-instr,.cfi_startproc\n.cfi_signal_frame\n.cfi_endproc,-DCONFIG_AS_CFI_SIGNAL_FRAME=1,)
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