[Bug go/89019] LTO and gccgo cause ICE during free_lang_data

[ian at airs dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=89019

--- Comment #2 from Ian Lance Taylor <ian at airs dot com> ---
Thanks for looking into this.  The patch looks fine, want to send it to
gcc-patches with a ChangeLog entry?  CC i...@golang.org.  Thanks.