test: run longjmp() test only on supported architectures

We have only implemented longjmp() on the EFI architectures.

Define a symbol CONFIG_HAVE_SETJMP and have it selected by the relevant
architectures.

Use CONFIG_HAVE_SETJMP to decide if the longjmp test shall be built.

Signed-off-by: Heinrich Schuchardt <heinrich.schuchardt@canonical.com>
Reviewed-by: Tom Rini <trini@konsulko.com>
2 files changed