diff options
| -rw-r--r-- | lib/VMCore/Verifier.cpp | 11 |
1 files changed, 8 insertions, 3 deletions
diff --git a/lib/VMCore/Verifier.cpp b/lib/VMCore/Verifier.cpp index 768bf4dc81..73285cddde 100644 --- a/lib/VMCore/Verifier.cpp +++ b/lib/VMCore/Verifier.cpp @@ -508,11 +508,16 @@ void Verifier::visitInstruction(Instruction &I) { for (unsigned i = 0, e = I.getNumOperands(); i != e; ++i) { // Check to make sure that the "address of" an intrinsic function is never // taken. - if (Function *F = dyn_cast<Function>(I.getOperand(i))) + if (Function *F = dyn_cast<Function>(I.getOperand(i))) { Assert1(!F->isIntrinsic() || (i == 0 && isa<CallInst>(I)), "Cannot take the address of an intrinsic!", &I); - - else if (Instruction *Op = dyn_cast<Instruction>(I.getOperand(i))) { + } else if (BasicBlock *OpBB = dyn_cast<BasicBlock>(I.getOperand(i))) { + Assert1(OpBB->getParent() == BB->getParent(), + "Referring to a basic block in another function!", &I); + } else if (Argument *OpArg = dyn_cast<Argument>(I.getOperand(i))) { + Assert1(OpArg->getParent() == BB->getParent(), + "Referring to an argument in another function!", &I); + } else if (Instruction *Op = dyn_cast<Instruction>(I.getOperand(i))) { BasicBlock *OpBlock = Op->getParent(); // Check that a definition dominates all of its uses. |