From: Simon Pilgrim <llvm-dev@redking.me.uk>
Date: Fri, 28 Oct 2016 13:13:16 +0000 (+0000)
Subject: [SelectionDAG] Increment computeKnownBits recursion depth for SMIN/SMAX/UMIN/UMAX... 
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=f59b437f45664b0d027a03230ec8bb8a63279333;p=llvm

[SelectionDAG] Increment computeKnownBits recursion depth for SMIN/SMAX/UMIN/UMAX like all other ops

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@285397 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/lib/CodeGen/SelectionDAG/SelectionDAG.cpp b/lib/CodeGen/SelectionDAG/SelectionDAG.cpp
index c2c7bb07ca8..f741c4b478e 100644
--- a/lib/CodeGen/SelectionDAG/SelectionDAG.cpp
+++ b/lib/CodeGen/SelectionDAG/SelectionDAG.cpp
@@ -2467,8 +2467,8 @@ void SelectionDAG::computeKnownBits(SDValue Op, APInt &KnownZero,
   case ISD::UMAX: {
     APInt Op0Zero, Op0One;
     APInt Op1Zero, Op1One;
-    computeKnownBits(Op.getOperand(0), Op0Zero, Op0One, Depth);
-    computeKnownBits(Op.getOperand(1), Op1Zero, Op1One, Depth);
+    computeKnownBits(Op.getOperand(0), Op0Zero, Op0One, Depth+1);
+    computeKnownBits(Op.getOperand(1), Op1Zero, Op1One, Depth+1);
 
     KnownZero = Op0Zero & Op1Zero;
     KnownOne = Op0One & Op1One;