diff options
Diffstat (limited to 'lib/Target/Sparc/SparcISelLowering.cpp')
-rw-r--r-- | lib/Target/Sparc/SparcISelLowering.cpp | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/lib/Target/Sparc/SparcISelLowering.cpp b/lib/Target/Sparc/SparcISelLowering.cpp index c59d523b6b..5442e5704c 100644 --- a/lib/Target/Sparc/SparcISelLowering.cpp +++ b/lib/Target/Sparc/SparcISelLowering.cpp @@ -26,6 +26,7 @@ #include "llvm/CodeGen/TargetLoweringObjectFileImpl.h" #include "llvm/IR/DerivedTypes.h" #include "llvm/IR/Function.h" +#include "llvm/IR/LLVMContext.h" #include "llvm/IR/Module.h" #include "llvm/Support/ErrorHandling.h" using namespace llvm; @@ -2470,6 +2471,12 @@ static SDValue LowerRETURNADDR(SDValue Op, SelectionDAG &DAG, MachineFrameInfo *MFI = MF.getFrameInfo(); MFI->setReturnAddressIsTaken(true); + if (!isa<ConstantSDNode>(Op.getOperand(0))) { + DAG.getContext()->emitError("argument to '__builtin_return_address' must " + "be a constant integer"); + return SDValue(); + } + EVT VT = Op.getValueType(); SDLoc dl(Op); uint64_t depth = Op.getConstantOperandVal(0); |