void main() { ArrayStack myArrayStack; myArrayStack.isEmpty(); myArrayStack.Push(45); myArrayStack.Push(4); myArrayStack.Push(34); myArrayStack.Push(99); myArrayStack.Push(1200); //myArrayStack.Push(771); //causes stack overflow myArrayStack.isEmpty(); cout << myArrayStack.Size() << endl; cout << "\nTop element: " << myArrayStack.Top() << endl; cout << "\nRemoving top element: " << myArrayStack.Pop() << endl; cout << "\nCurrent top element: " << myArrayStack.Top() << endl; cout << myArrayStack.Size() << endl; getchar(); }
int main(){ ArrayStack s; try{ if(s.isEmpty()){ cout << "Stack is empty"<< endl; } s.Push(349); s.Push(49); s.Push(679); // Print size of stack cout << "Size of stack = " << s.Size() << endl; // Print top element in stack cout << "Top Element " << s.Top() << endl; // Print popped element from stack cout << "Element " << s.Pop() << " popped." << endl; // Print popped element from stack cout << "Element " << s.Pop() << " popped." << endl; // Print popped element from stack cout << "Element " << s.Pop() << " popped." << endl; // Print popped element from stack cout << "Element " << s.Pop() << " popped." << endl; }catch(...) cout << "Some exception occured." << endl; } }
void Rationalizer::RewriteNodeAsCall(GenTree** use, ArrayStack<GenTree*>& parents, CORINFO_METHOD_HANDLE callHnd, #ifdef FEATURE_READYTORUN_COMPILER CORINFO_CONST_LOOKUP entryPoint, #endif GenTreeArgList* args) { GenTree* const tree = *use; GenTree* const treeFirstNode = comp->fgGetFirstNode(tree); GenTree* const insertionPoint = treeFirstNode->gtPrev; BlockRange().Remove(treeFirstNode, tree); // Create the call node GenTreeCall* call = comp->gtNewCallNode(CT_USER_FUNC, callHnd, tree->gtType, args); #if DEBUG CORINFO_SIG_INFO sig; comp->eeGetMethodSig(callHnd, &sig); assert(JITtype2varType(sig.retType) == tree->gtType); #endif // DEBUG call = comp->fgMorphArgs(call); // Determine if this call has changed any codegen requirements. comp->fgCheckArgCnt(); #ifdef FEATURE_READYTORUN_COMPILER call->gtCall.setEntryPoint(entryPoint); #endif // Replace "tree" with "call" if (parents.Height() > 1) { parents.Index(1)->ReplaceOperand(use, call); } else { // If there's no parent, the tree being replaced is the root of the // statement (and no special handling is necessary). *use = call; } comp->gtSetEvalOrder(call); BlockRange().InsertAfter(insertionPoint, LIR::Range(comp->fgSetTreeSeq(call), call)); // Propagate flags of "call" to its parents. // 0 is current node, so start at 1 for (int i = 1; i < parents.Height(); i++) { parents.Index(i)->gtFlags |= (call->gtFlags & GTF_ALL_EFFECT) | GTF_CALL; } // Since "tree" is replaced with "call", pop "tree" node (i.e the current node) // and replace it with "call" on parent stack. assert(parents.Top() == tree); (void)parents.Pop(); parents.Push(call); }