ptr-inc.cc

‍example output:

0x7ffc5fc6f490: 42
0x7ffc5fc6f494: y3c-stl terminated: undefined behavior detected (ub_out_of_range)
  at y3c::wrap<int*>::operator*(): attempted to access index 1, that is outside the bounds of size 1.
Stack trace (most recent call first):
#0 0x00000000000047f4 in main at /home/runner/work/y3c-stl/y3c-stl/build/../examples/ptr-inc.cc:10:31
       8:     std::cout << p << ": " << *p << std::endl;
       9:     p++;
      10:     std::cout << p << ": " << *p << std::endl;
      11: }
#1 0x0000000000029d8f at /lib/x86_64-linux-gnu/libc.so.6
#2 0x0000000000029e3f in __libc_start_main at /lib/x86_64-linux-gnu/libc.so.6
#3 0x00000000000045a4 in _start at /home/runner/work/y3c-stl/y3c-stl/build/examples/y3c-example-ptr-inc

#include <y3c/wrap>
#include <iostream>
 
int main() {
    y3c::ptr<int> p;
    y3c::wrap<int> a = 42;
    p = &a;
    std::cout << p << ": " << *p << std::endl;
    p++;
    std::cout << p << ": " << *p << std::endl;
}