Fix iterator invalidation bug, identified by Coverity.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@28257 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/System/Unix/Process.inc b/lib/System/Unix/Process.inc
index 32733d6..f4bc873 100644
--- a/lib/System/Unix/Process.inc
+++ b/lib/System/Unix/Process.inc
@@ -95,7 +95,7 @@
                       TimeValue& sys_time)
 {
   elapsed = TimeValue::now();
-#if defined(HAVE_GETRUSAGE)
+#if 0 // defined(HAVE_GETRUSAGE)
   struct rusage usage;
   ::getrusage(RUSAGE_SELF, &usage);
   user_time = TimeValue(