Language
C++
Compiler
gcc 12.3.0
Options
Boost 1.81.0
C++11(GNU)
no pedantic
$ g++ prog.cc -I/opt/wandbox/boost-1.81.0-gcc-12.3.0/include -std=gnu++11 sp = make_shared<derived>()
type of *sp = 7derived
sp2 = static_pointer_cast<base>(sp)
type of *sp2 = 7derived
sp.use_count() = 2
sp3 = dynamic_pointer_cast<derived>(sp2)
type of *sp3 = 7derived
sp.use_count() = 3
sp4 = make_shared<int>(10)
sp5 = const_pointer_cast<const int>(sp4)
*sp5 = 10
sp4.use_count() = 2
Exit Code:
0