diff --git a/llvm/test/C++Frontend/2006-11-06-StackTrace.cpp b/llvm/test/C++Frontend/2006-11-06-StackTrace.cpp
index 621a301eb285..be7bbc94172d 100644
--- a/llvm/test/C++Frontend/2006-11-06-StackTrace.cpp
+++ b/llvm/test/C++Frontend/2006-11-06-StackTrace.cpp
@@ -9,8 +9,8 @@
 // RUN: gdb -q -batch -n -x %t.in %t.exe | \
 // RUN:   grep {#7  0x.* in main.*(argc=\[12\],.*argv=.*)}
 
-// Only works on ppc.  Should generalize?
-// XFAIL: i[1-9]86|alpha|ia64|arm|x86_64|amd64
+// Only works on ppc and x86.  Should generalize?
+// XFAIL: alpha|ia64|arm|x86_64|amd64
 
 #include <stdlib.h>