SOURCES: glibc-thread_start.patch (NEW) - unofficial fix for PR6693.

[pluto]

Author: pluto                        Date: Wed Jun 25 16:21:39 2008 GMT
Module: SOURCES                       Tag: HEAD
---- Log message:
- unofficial fix for PR6693.

---- Files affected:
SOURCES:
   glibc-thread_start.patch (NONE -> 1.1)  (NEW)

---- Diffs:

================================================================
Index: SOURCES/glibc-thread_start.patch
diff -u /dev/null SOURCES/glibc-thread_start.patch:1.1
--- /dev/null	Wed Jun 25 18:21:39 2008
+++ SOURCES/glibc-thread_start.patch	Wed Jun 25 18:21:33 2008
@@ -0,0 +1,25 @@
+2006-11-30  Jan Kratochvil  <jan.kratochvil at redhat.com>
+
+        * sysdeps/unix/sysv/linux/x86_64/clone.S: Provide CFI for the outermost
+        `clone' function to ensure proper unwinding stop of gdb.
+
+--- glibc-2.8/sysdeps/unix/sysv/linux/x86_64/clone.S.orig	2008-04-16 20:57:05.000000000 +0200
++++ glibc-2.8/sysdeps/unix/sysv/linux/x86_64/clone.S	2008-06-24 23:18:02.000000000 +0200
+@@ -89,9 +89,6 @@
+ 	ret
+ 
+ L(thread_start):
+-	cfi_startproc;
+-	/* Clearing frame pointer is insufficient, use CFI.  */
+-	cfi_undefined (rip);
+ 	/* Clear the frame pointer.  The ABI suggests this be done, to mark
+ 	   the outermost frame obviously.  */
+ 	xorl	%ebp, %ebp
+@@ -116,7 +113,6 @@
+ 	/* Call exit with return value from function call. */
+ 	movq	%rax, %rdi
+ 	call	HIDDEN_JUMPTARGET (_exit)
+-	cfi_endproc;
+ 
+ 	cfi_startproc;
+ PSEUDO_END (BP_SYM (__clone))
================================================================