[Bug rtl-optimization/52490] RTL DCE removes trapping const libcalls

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

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=52490

--- Comment #3 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
Fixed for GCC 7.5.0, GCC 8.3.0 and GCC 9+ by the patch which fixed PR 89188.