[Bug libstdc++/71025] std::call_once aborts instead of propagating an exception (AIX 6.1)

[vfried at opentext dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=71025

--- Comment #1 from Vojtech Fried <vfried at opentext dot com> ---
I am sorry, probably duplicate of
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66146