[Bug target/116103] [15 Regression] GCN vs. "Internal-fn: Only allow modes describe types for internal fn[PR115961]"

[pan2.li at intel dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=116103

--- Comment #3 from Li Pan <pan2.li at intel dot com> ---
Thanks Richard for the suggestion.

Hi Thomas, could you please help to insight me the best practice of cross
compile gfx908 in x86 linux?
Then I can have a try following Richard's suggestion.