PR target/80003
	* config/i386/i386.c (ix86_set_func_type): Make sure diagnostics
	doesn't start with a capital letter and doesn't end with a dot.
	(ix86_function_arg_boundary): Make sure diagnostics doesn't start
	with a capital letter.
	(ix86_mangle_function_version_assembler_name): Likewise.
	(ix86_generate_version_dispatcher_body): Likewise.
	(fold_builtin_cpu): Likewise.
	(get_builtin_code_for_version): Likewise.  Remove extraneous space.
	(ix86_handle_interrupt_attribute): Make the diagnostics easier for
	translators, wrap full type name in %qs.

	* gcc.target/i386/pr68657.c: Adjust expected diagnostics wording.
	* gcc.target/i386/interrupt-6.c: Likewise.
	* g++.target/i386/pr57362.C: Adjust capitalization in dg-prune-output.

From-SVN: r269471