[Bug c++/68901] UBSan triggers false -Wpadded warning

[vanyacpp at gmail dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68901

--- Comment #2 from Ivan Sorokin <vanyacpp at gmail dot com> ---
Created attachment 39034
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=39034&action=edit
bug-68901.cpp