[Bug c++/58455] spurious "may be used uninitialized" warning with -Og

[rguenth at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=58455

--- Comment #6 from Richard Biener <rguenth at gcc dot gnu.org> ---
Created attachment 30848
  --> http://gcc.gnu.org/bugzilla/attachment.cgi?id=30848&action=edit
phiopt pass for -Og