[PING, v2] Add '-Wno-complain-wrong-lang', and use it in 'gcc/testsuite/lib/target-supports.exp:check_compile' and elsewhere

[Joseph Myers]

On Tue, 21 Feb 2023, Thomas Schwinge wrote:

> Is the attached v2
> "Add '-Wno-complain-wrong-lang', and use it in 'gcc/testsuite/lib/target-supports.exp:check_compile' and elsewhere"
> OK?

OK.

-- 
Joseph S. Myers
joseph@codesourcery.com