Comment 8 for bug 1824721

#include <filesystem>

int main() {
  std::filesystem::path p = "foo";
}

g++ -g --std=c++17 path.cpp

./a.out
Segmentation fault (core dumped)

g++ --version
g++ (Ubuntu 8.3.0-6ubuntu1) 8.3.0

uname -a
Linux x2 5.0.6-050006-generic #201904030534 SMP Wed Apr 3 05:36:14 UTC 2019 x86_64 x86_64 x86_64 GNU/Linux

Ubuntu 19.04.

Core was generated by `./a.out'.
Program terminated with signal SIGSEGV, Segmentation fault.
#0 0x000055c2ac25149b in std::vector<std::filesystem::__cxx11::path::_Cmpt, std::allocator<std::filesystem::__cxx11::path::_Cmpt> >::~vector (this=0x23, __in_chrg=<optimized out>) at /usr/include/c++/8/bits/stl_vector.h:567
567 std::_Destroy(this->_M_impl._M_start, this->_M_impl._M_finish,
(gdb) bt
#0 0x000055c2ac25149b in std::vector<std::filesystem::__cxx11::path::_Cmpt, std::allocator<std::filesystem::__cxx11::path::_Cmpt> >::~vector (this=0x23, __in_chrg=<optimized out>) at /usr/include/c++/8/bits/stl_vector.h:567
#1 0x000055c2ac251314 in std::filesystem::__cxx11::path::~path (this=0x3, __in_chrg=<optimized out>) at /usr/include/c++/8/bits/fs_path.h:208
#2 0x000055c2ac251f5c in std::filesystem::__cxx11::path::_Cmpt::~_Cmpt (this=0x3, __in_chrg=<optimized out>) at /usr/include/c++/8/bits/fs_path.h:643
#3 0x000055c2ac251f77 in std::_Destroy<std::filesystem::__cxx11::path::_Cmpt> (__pointer=0x3) at /usr/include/c++/8/bits/stl_construct.h:98
#4 0x000055c2ac251e27 in std::_Destroy_aux<false>::__destroy<std::filesystem::__cxx11::path::_Cmpt*> (__first=0x3, __last=0x0) at /usr/include/c++/8/bits/stl_construct.h:108
#5 0x000055c2ac251a98 in std::_Destroy<std::filesystem::__cxx11::path::_Cmpt*> (__first=0x3, __last=0x0) at /usr/include/c++/8/bits/stl_construct.h:137
#6 0x000055c2ac2517a9 in std::_Destroy<std::filesystem::__cxx11::path::_Cmpt*, std::filesystem::__cxx11::path::_Cmpt> (__first=0x3, __last=0x0) at /usr/include/c++/8/bits/stl_construct.h:206
#7 0x000055c2ac2514b1 in std::vector<std::filesystem::__cxx11::path::_Cmpt, std::allocator<std::filesystem::__cxx11::path::_Cmpt> >::~vector (this=0x7ffe3ad201d0, __in_chrg=<optimized out>)
    at /usr/include/c++/8/bits/stl_vector.h:567
#8 0x000055c2ac251314 in std::filesystem::__cxx11::path::~path (this=0x7ffe3ad201b0, __in_chrg=<optimized out>) at /usr/include/c++/8/bits/fs_path.h:208
#9 0x000055c2ac251230 in main () at path.cpp:4