gdb/

gdb/
	* Makefile.in (TARGET_FLAGS_TO_PASS): Include also FORCE_PARALLEL.
	(check//%): Construct FORCE_PARALLEL for the sub-make.  Extend the
	comment for it.

gdb/testsuite/
	Fix `make check//%' target after `make check' has been ran.
	* Makefile.in (TEST_TARGETS): Remove the %/.dir dependency.  Add
	a mkdir call.
	(check-gdb.base%): Remove the gdb.base%/.dir dependency.
	(%/.dir): Remove.