SIGN_EXTEND from the same type as the dest is valid.

llvm-svn: 98548
2010-03-15 16:15:56 +00:00 · 2010-03-15 16:15:56 +00:00 · c73a361ac5
parent d5df1f5b54
commit c73a361ac5
1 changed files with 1 additions and 1 deletions
--- a/llvm/lib/CodeGen/SelectionDAG/SelectionDAG.cpp
+++ b/llvm/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: