[Bug c/99707] missing -Woverflow warning in floating-point to integer conversion for known but non-constant value

[pinskia at gcc dot gnu.org via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99707

--- Comment #1 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
Gcc does not know that x will be negative. 

Note: x == -1.0 is well defined. As x is converted to double from unsigned int.

-Wconversion might warn about this but I have not tried.