https://gcc.gnu.org/bugzilla/show_bug.cgi?id=59675
Jan Kratochvil <jan.kratochvil at redhat dot com> changed:
What |Removed |Added
----------------------------------------------------------------------------
Version|4.8.2 |9.2.1
--- Comment #6 from Jan Kratochvil <jan.kratochvil at redhat dot com> ---
libstdc++-devel-9.2.1-1.fc31.x86_64
cat >gcc59675b.C <<EOH
#include <memory>
int main() { std::shared_ptr<int> sp; return *sp; }
EOH
g++ -o gcc59675b gcc59675b.C -Wall -g -D_GLIBCXX_DEBUG
-D_GLIBCXX_DEBUG_PEDANTIC
$ ./gcc59675b 2>/dev/null
/usr/include/c++/9/bits/shared_ptr_base.h:1007: std::__shared_ptr_access<_Tp,
_Lp, <anonymous>, <anonymous> >::element_type& std::__shared_ptr_access<_Tp,
_Lp, <anonymous>, <anonymous> >::operator*() const [with _Tp = int;
__gnu_cxx::_Lock_policy _Lp = __gnu_cxx::_S_atomic; bool <anonymous> = false;
bool <anonymous> = false; std::__shared_ptr_access<_Tp, _Lp, <anonymous>,
<anonymous> >::element_type = int]: Assertion '_M_get() != nullptr' failed.
Aborted
$ ./gcc59675b >/dev/null
Aborted
