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From: Konstantin Belousov <kib@FreeBSD.org>
Date: Fri, 2 Jul 2010 09:19:27 +0000 (UTC)
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Subject: svn commit: r209642 - stable/8/lib/csu/i386-elf
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Author: kib
Date: Fri Jul  2 09:19:27 2010
New Revision: 209642
URL: http://svn.freebsd.org/changeset/base/209642

Log:
  MFC r209295:
  Add unwind annotations to the asm part of crt1 on i386. Terminate the
  process with SIGTRAP if _start1() unexpectedly returns.

Modified:
  stable/8/lib/csu/i386-elf/crt1_s.S
Directory Properties:
  stable/8/lib/csu/   (props changed)

Modified: stable/8/lib/csu/i386-elf/crt1_s.S
==============================================================================
--- stable/8/lib/csu/i386-elf/crt1_s.S	Fri Jul  2 09:17:18 2010	(r209641)
+++ stable/8/lib/csu/i386-elf/crt1_s.S	Fri Jul  2 09:19:27 2010	(r209642)
@@ -30,15 +30,22 @@
 	.align	4
 	.globl	_start
 	.type	_start, @function
-_start:	xorl	%ebp,%ebp
+_start:
+	.cfi_startproc
+	xorl	%ebp,%ebp
 	pushl	%ebp
+	.cfi_def_cfa_offset 4
 	movl	%esp,%ebp
+	.cfi_offset %ebp,-8
+	.cfi_def_cfa_register %ebp
 	andl	$0xfffffff0,%esp # align stack
 	leal	8(%ebp),%eax
 	pushl	%eax		# argv
 	pushl	4(%ebp)		# argc
 	pushl	%edx		# rtld cleanup
 	call	_start1
+	int3
+	.cfi_endproc
 	.size	_start, . - _start
 
 	.ident	"$FreeBSD$"