main.cpp

#include <iostream>
#include <climits>

int stack_limit(int x, int y, int z, int w) {
    // Print the current stack pointer
    std::cout << "Stack pointer: " << &x << std::endl;

    // Recursively call the function with an incremented parameter
    return stack_limit(x + 1, y + 1, z + 1, w + 1);
}

void heapLimit() {
    // Try allocating arrays of increasing size until the allocation fails
    const unsigned long long increment_size = 1024 * 1024;

    // Try allocating arrays of increasing size until the allocation fails
    for (unsigned long long i = increment_size; i <= ULLONG_MAX; i += increment_size) {
        try {
            char *heap_array = new char[i];
            std::cout << "Heap limit: " << i << " bytes" << std::endl;
            delete[] heap_array;
        }
        catch (std::bad_alloc &) {
            std::cout << "Heap limit reached at " << i - increment_size << " bytes" << std::endl;
            // Convert the number of bytes to megabytes
            std::cout << "Heap limit reached at " << (i - increment_size) / (1024 * 1024) << " MB" << std::endl;
            break;
        }
    }
}

int main() {
    // Get the stack pointer before calling the recursive function
    int x = 0;
    std::cout << "Stack pointer before: " << &x << std::endl;

    // Call the stack_limit function with four large parameters
    stack_limit(INT_MAX, INT_MAX, INT_MAX, INT_MAX);


    heapLimit();
    return 0;
}