--- /dev/null
+From bd9d2af89e45081132c150e5e4bdf9a12dfca693 Mon Sep 17 00:00:00 2001
+From: Pierre Habouzit <madcoder@debian.org>
+Date: Tue, 10 May 2011 23:11:45 +0200
+Subject: [PATCH 1/2] workaround SIGSEGV on PPC.
+MIME-Version: 1.0
+Content-Type: text/plain; charset=UTF-8
+Content-Transfer-Encoding: 8bit
+
+Signed-off-by: Pierre Habouzit <madcoder@debian.org>
+Signed-off-by: Jérôme Pouiller <jezz@sysmic.org>
+---
+ coregrind/m_machine.c | 4 ++++
+ 1 file changed, 4 insertions(+)
+
+diff --git a/coregrind/m_machine.c b/coregrind/m_machine.c
+index 42d8ce8..3c9900f 100644
+--- a/coregrind/m_machine.c
++++ b/coregrind/m_machine.c
+@@ -27,6 +27,10 @@
+ The GNU General Public License is contained in the file COPYING.
+ */
+
++#ifdef __powerpc__
++# pragma GCC optimize ("-O0")
++#endif
++
+ #include "pub_core_basics.h"
+ #include "pub_core_vki.h"
+ #include "pub_core_libcsetjmp.h" // setjmp facilities
+--
+1.9.1
+