* gdb.base/gcore.exp (capture_command_output): Delete the always
passing tests containing inferior values.
* gdb.base/ending-run.exp: Do not include the breakpoint address
in the test message. Update copyright.
* gdb.base/sizeof.exp (check_sizeof): Do not include the type's
size in the test name, use gdb_test_multiple. Update copyright.
* gdb.base/attach.exp, gdb.base/detach.exp, gdb.base/gcore.exp,
gdb.mi/mi-basics.exp, gdb.threads/gcore-thread.exp,
gdb.trace/save-trace.exp: Make sure that full pathnames are
escaped correctly.
* gdb.base/gcore.exp: New test for generate-core-file command.
* gdb.base/gcore.c: Testcase for above.
* gdb.threads/gcore-thread.exp: New test for gcore (threaded).
