diff options
Diffstat (limited to 'lib/Transforms/Scalar/TailRecursionElimination.cpp')
| -rw-r--r-- | lib/Transforms/Scalar/TailRecursionElimination.cpp | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/lib/Transforms/Scalar/TailRecursionElimination.cpp b/lib/Transforms/Scalar/TailRecursionElimination.cpp index 667e4d9a95..162d902cfa 100644 --- a/lib/Transforms/Scalar/TailRecursionElimination.cpp +++ b/lib/Transforms/Scalar/TailRecursionElimination.cpp @@ -250,7 +250,7 @@ static bool isDynamicConstant(Value *V, CallInst *CI, ReturnInst *RI) { // If we are passing this argument into call as the corresponding // argument operand, then the argument is dynamically constant. // Otherwise, we cannot transform this function safely. - if (CI->getOperand(ArgNo) == Arg) + if (CI->getOperand(ArgNo+1) == Arg) return true; } @@ -442,7 +442,7 @@ bool TailCallElim::ProcessReturningBlock(ReturnInst *Ret, BasicBlock *&OldEntry, // required PHI nodes, add entries into the PHI node for the actual // parameters passed into the tail-recursive call. for (unsigned i = 0, e = CI->getNumOperands()-1; i != e; ++i) - ArgumentPHIs[i]->addIncoming(CI->getOperand(i), BB); + ArgumentPHIs[i]->addIncoming(CI->getOperand(i+1), BB); // If we are introducing an accumulator variable to eliminate the recursion, // do so now. Note that we _know_ that no subsequent tail recursion |