ping/FYI: [patch] Require long long for GDB

[Tom Tromey]

>>>>> "Jan" == Jan Kratochvil <jan.kratochvil@redhat.com> writes:

Jan> there was a discussion that GDB already requires "long long" but
Jan> the codebase in some cases still handles [!CC_HAS_LONG_LONG].

Seems reasonable.

I was grepping and noticed extract_cu_value has

  if (sizeof (ULONGEST) < 8)

Surely that is never taken now and could be replaced with a static
assert.

Tom