From 2315c2e618626e6a339260286bf00986815219a1 Mon Sep 17 00:00:00 2001
From: Nadav Rotem <nrotem@apple.com>
Date: Tue, 9 Jul 2013 17:54:22 +0000
Subject: [PATCH] IRBuilder: add an assertion that checks if we try to get a
 debug loc from ->end();

llvm-svn: 185952
---
 llvm/include/llvm/IR/IRBuilder.h | 1 +
 1 file changed, 1 insertion(+)

diff --git a/llvm/include/llvm/IR/IRBuilder.h b/llvm/include/llvm/IR/IRBuilder.h
index cdf840f54156..80a2ede4da12 100644
--- a/llvm/include/llvm/IR/IRBuilder.h
+++ b/llvm/include/llvm/IR/IRBuilder.h
@@ -90,6 +90,7 @@ public:
   void SetInsertPoint(Instruction *I) {
     BB = I->getParent();
     InsertPt = I;
+    assert(I != BB->end() && "Can't read debug loc from end()");
     SetCurrentDebugLocation(I->getDebugLoc());
   }
 
-- 
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