Emit a warning when disabling AVX512 with AVX10 enabled or disabling AVX10 with AVX51...

Emit a warning when disabling AVX512 with AVX10 enabled or disabling AVX10 with AVX512 enabled

gcc/ChangeLog:

	* common/config/i386/i386-common.cc
	(ix86_check_avx10): New function to check isa_flags and
	isa_flags_explicit to emit warning when AVX10 is enabled
	by "-m" option.
	(ix86_check_avx512):  New function to check isa_flags and
	isa_flags_explicit to emit warning when AVX512 is enabled
	by "-m" option.
	(ix86_handle_option): Do not change the flags when warning
	is emitted.
	* config/i386/driver-i386.cc (host_detect_local_cpu):
	Do not append -mno-avx10.1 for -march=native.

gcc/testsuite/ChangeLog:

	* gcc.target/i386/avx10_1-11.c: New test.
	* gcc.target/i386/avx10_1-12.c: Ditto.
	* gcc.target/i386/avx10_1-13.c: Ditto.
	* gcc.target/i386/avx10_1-14.c: Ditto.