From d49981a9bbeb49626389119ebec3b0626337b233 Mon Sep 17 00:00:00 2001
From: Nuno Lopes <nunoplopes@sapo.pt>
Date: Mon, 16 Jul 2012 22:49:40 +0000
Subject: fix PR13339 (remove the predecessor from the unwind BB when removing
 an invoke)

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@160325 91177308-0d34-0410-b5e6-96231b3b80d8
---
 lib/Transforms/Scalar/SimplifyCFGPass.cpp | 1 +
 1 file changed, 1 insertion(+)

(limited to 'lib/Transforms/Scalar/SimplifyCFGPass.cpp')

diff --git a/lib/Transforms/Scalar/SimplifyCFGPass.cpp b/lib/Transforms/Scalar/SimplifyCFGPass.cpp
index 91158b429e..99e236f543 100644
--- a/lib/Transforms/Scalar/SimplifyCFGPass.cpp
+++ b/lib/Transforms/Scalar/SimplifyCFGPass.cpp
@@ -165,6 +165,7 @@ static bool MarkAliveBlocks(BasicBlock *BB,
         if (II->use_empty() && II->onlyReadsMemory()) {
           // jump to the normal destination branch.
           BranchInst::Create(II->getNormalDest(), II);
+          II->getUnwindDest()->removePredecessor(II->getParent());
           II->eraseFromParent();
         } else
           ChangeToCall(II);
-- 
cgit v1.2.3