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path: root/abs/core-testing/glibc/fix-makecontext.patch
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===================================================================
RCS file: /cvs/glibc/libc/sysdeps/unix/sysv/linux/i386/makecontext.S,v
retrieving revision 1.8
retrieving revision 1.9
diff -u -r1.8 -r1.9
--- libc/sysdeps/unix/sysv/linux/i386/makecontext.S	2007/12/03 04:56:56	1.8
+++ libc/sysdeps/unix/sysv/linux/i386/makecontext.S	2008/01/09 19:35:15	1.9
@@ -1,5 +1,5 @@
 /* Create new context.
-   Copyright (C) 2001, 2002, 2005 Free Software Foundation, Inc.
+   Copyright (C) 2001, 2002, 2005, 2007, 2008 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
    Contributed by Ulrich Drepper <drepper@redhat.com>, 2001.
 
@@ -41,13 +41,15 @@
 	movl	12(%esp), %ecx
 	movl	%ecx, oEBX(%eax)
 
-	/* Make room on the new stack for the parameters.  */
+	/* Make room on the new stack for the parameters.
+	   Room for the arguments, return address (== L(exitcode)) and
+	   oLINK pointer is needed.  One of the pointer sizes is subtracted
+	   after aligning the stack.  */
 	negl	%ecx
-	leal	-8(%edx,%ecx,4), %edx
+	leal	-4(%edx,%ecx,4), %edx
 	negl	%ecx
 
 	/* Align the stack.  */
-	addl	$16, %edx
 	andl	$0xfffffff0, %edx
 	subl	$4, %edx