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Use dyn_cast instead of checking opcode and cast.

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llvm-svn: 155957
This commit is contained in:
Jakub Staszak 2012-05-01 23:06:00 +00:00
parent 56c14bb368
commit c45d47462b
1 changed files with 1 additions and 2 deletions
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3
lib/CodeGen/SelectionDAG/SelectionDAG.cpp
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@ -2246,8 +2246,7 @@ unsigned SelectionDAG::ComputeNumSignBits(SDValue Op, unsigned Depth) const{
}
// Handle LOADX separately here. EXTLOAD case will fallthrough.
if (Op.getOpcode() == ISD::LOAD) {
LoadSDNode *LD = cast<LoadSDNode>(Op);
if (LoadSDNode *LD = dyn_cast<LoadSDNode>(Op)) {
unsigned ExtType = LD->getExtensionType();
switch (ExtType) {
default: break;