[Bug rtl-optimization/81538] Optimization problem compiling op.c (Perl_custom_op_get_field) in perl 5.26

[glaubitz at physik dot fu-berlin.de]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81538

--- Comment #2 from John Paul Adrian Glaubitz <glaubitz at physik dot fu-berlin.de> ---
Adding Kaz and Oleg to CC since it affects sh*-*-* as well [1].

> [1] https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=869373