[Bug middle-end/21161] "clobbered by longjmp" warning ignores the data flow

[egallager at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=21161

--- Comment #7 from Eric Gallager <egallager at gcc dot gnu.org> ---
*** Bug 54561 has been marked as a duplicate of this bug. ***