From: Chris Lattner <sabre@nondot.org>
Date: Mon, 15 Mar 2010 16:15:56 +0000 (+0000)
Subject: SIGN_EXTEND from the same type as the dest is valid.
X-Git-Url: http://plrg.eecs.uci.edu/git/?a=commitdiff_plain;h=ed7d10e1000ae88c9ec7a0db6002eb8b8543a470;p=oota-llvm.git

SIGN_EXTEND from the same type as the dest is valid.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@98548 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/lib/CodeGen/SelectionDAG/SelectionDAG.cpp b/lib/CodeGen/SelectionDAG/SelectionDAG.cpp
index 5d38fdd5b9e..480c0680880 100644
--- a/lib/CodeGen/SelectionDAG/SelectionDAG.cpp
+++ b/lib/CodeGen/SelectionDAG/SelectionDAG.cpp
@@ -2332,7 +2332,7 @@ SDValue SelectionDAG::getNode(unsigned Opcode, DebugLoc DL,
     switch (Opcode) {
     default: break;
     case ISD::SIGN_EXTEND:
-      return getConstant(APInt(Val).sext(VT.getSizeInBits()), VT);
+      return getConstant(APInt(Val).sextOrTrunc(VT.getSizeInBits()), VT);
     case ISD::ANY_EXTEND:
     case ISD::ZERO_EXTEND:
     case ISD::TRUNCATE: