[Bug c/122879] bool from complex with SNAN not raise FE_INVALID

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=122879

--- Comment #2 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
Sorry I mean `REAL<a> != 0.0 || IMAG<a> != 0.0` but you get it.

  b = (_Bool) (REALPART_EXPR <SAVE_EXPR <ldc>> != 0.0 || IMAGPART_EXPR
<SAVE_EXPR <ldc>> != 0.0);