From: Owen Anderson <resistor@mac.com>
Date: Mon, 27 Jun 2011 18:34:12 +0000 (+0000)
Subject: The index stored in the RegDefIter is one after the current index.  When getting... 
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=702110159a53481227b01fed81fa4eec0ad3cc46;p=oota-llvm.git

The index stored in the RegDefIter is one after the current index.  When getting the index, decrement it so that it points to the current element.  Fixes an off-by-one bug encountered when trying to make use of MVT::untyped.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@133923 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/lib/CodeGen/SelectionDAG/ScheduleDAGSDNodes.h b/lib/CodeGen/SelectionDAG/ScheduleDAGSDNodes.h
index 3ad2bd6ca64..9c27b2ea02e 100644
--- a/lib/CodeGen/SelectionDAG/ScheduleDAGSDNodes.h
+++ b/lib/CodeGen/SelectionDAG/ScheduleDAGSDNodes.h
@@ -140,7 +140,7 @@ namespace llvm {
       }
 
       unsigned GetIdx() const {
-        return DefIdx;
+        return DefIdx-1;
       }
 
       void Advance();