back out r101423 and r101397, they break llvm-gcc self-host on darwin10

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@101434 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/CodeGen/SjLjEHPrepare.cpp b/lib/CodeGen/SjLjEHPrepare.cpp
index 3d3d862..059e8d6 100644
--- a/lib/CodeGen/SjLjEHPrepare.cpp
+++ b/lib/CodeGen/SjLjEHPrepare.cpp
@@ -305,7 +305,7 @@
     for (BasicBlock::iterator I = BB->begin(), E = BB->end(); I != E; ++I) {
       if (CallInst *CI = dyn_cast<CallInst>(I)) {
         if (CI->getCalledFunction() == SelectorFn) {
-          if (!PersonalityFn) PersonalityFn = CI->getOperand(1);
+          if (!PersonalityFn) PersonalityFn = CI->getOperand(2);
           EH_Selectors.push_back(CI);
         } else if (CI->getCalledFunction() == ExceptionFn) {
           EH_Exceptions.push_back(CI);