* gdb.dwarf2/pr10770.exp: Use standard_testfile.

	* gdb.dwarf2/pr10770.exp: Use standard_testfile.
	* gdb.dwarf2/dw2-var-zero-addr.exp: Use standard_testfile.
	* gdb.dwarf2/dw2-param-error.exp: Use standard_testfile.
	* gdb.dwarf2/dw2-op-call.exp: Use standard_testfile.
	* gdb.dwarf2/dw2-inline-param.exp: Use standard_testfile,
	prepare_for_testing.
	* gdb.dwarf2/dw2-inline-break.exp: Use standard_testfile.
	* gdb.dwarf2/dw2-ifort-parameter.exp: Use standard_testfile.
	* gdb.dwarf2/dw2-cp-infcall-ref-static.exp: Use
	standard_testfile.
	* gdb.dwarf2/dw2-case-insensitive.exp: Use standard_testfile.
	* gdb.dwarf2/dw4-sig-types.exp: Use standard_testfile.
	* gdb.dwarf2/dw2-objfile-overlap.exp: Use standard_testfile.
	* gdb.dwarf2/callframecfa.exp: Use standard_testfile,
	prepare_for_testing.
	* gdb.dwarf2/dup-psym.exp: Use standard_testfile.
	* gdb.dwarf2/dw2-ada-ffffffff.exp: Use standard_testfile.
	* gdb.dwarf2/dw2-anonymous-func.exp: Use standard_testfile.
	* gdb.dwarf2/dw2-bad-parameter-type.exp: Use standard_testfile.
	* gdb.dwarf2/dw2-basic.exp: Use standard_testfile.
	* gdb.dwarf2/dw2-compressed.exp: Use standard_testfile.
	* gdb.dwarf2/dw2-const.exp: Use standard_testfile.
	* gdb.dwarf2/dw2-cu-size.exp: Use standard_testfile.
	* gdb.dwarf2/dw2-double-set-die-type.exp: Use standard_testfile.
	* gdb.dwarf2/dw2-empty-namespace.exp: Use standard_testfile.
	* gdb.dwarf2/dw2-empty-pc-range.exp: Use standard_testfile.
	* gdb.dwarf2/dw2-filename.exp: Use standard_testfile.
	* gdb.dwarf2/dw2-icc-opaque.exp: Use standard_testfile.
	* gdb.dwarf2/dw2-inheritance.exp: Use standard_testfile.
	* gdb.dwarf2/dw2-intercu.exp: Use standard_testfile.
	* gdb.dwarf2/dw2-intermix.exp: Use standard_testfile.
	* gdb.dwarf2/dw2-linkage-name-trust.exp: Use standard_testfile.
	* gdb.dwarf2/dw2-modula2-self-type.exp: Use standard_testfile.
	* gdb.dwarf2/dw2-namespaceless-anonymous.exp: Use standard_testfile.
	* gdb.dwarf2/dw2-op-stack-value.exp: Use standard_testfile.
	* gdb.dwarf2/dw2-producer.exp: Use standard_testfile.
	* gdb.dwarf2/dw2-ranges.exp: Use standard_testfile,
	standard_output_file.
	* gdb.dwarf2/dw2-ref-missing-frame.exp: Use standard_testfile,
	standard_output_file.
	* gdb.dwarf2/dw2-restore.exp: Use standard_testfile.
	* gdb.dwarf2/dw2-simple-locdesc.exp: Use standard_testfile.
	* gdb.dwarf2/dw2-skip-prologue.exp: Use standard_testfile.
	* gdb.dwarf2/dw2-stack-boundary.exp: Use standard_testfile.
	* gdb.dwarf2/dw2-strp.exp: Use standard_testfile.
	* gdb.dwarf2/dw4-sig-type-unused.exp: Use standard_testfile.
	* gdb.dwarf2/implptr-64bit.exp: Use standard_testfile.
	* gdb.dwarf2/implptr-optimized-out.exp: Use standard_testfile.
	* gdb.dwarf2/implptr.exp: Use standard_testfile.
	* gdb.dwarf2/mac-fileno.exp: Use standard_testfile.
	* gdb.dwarf2/member-ptr-forwardref.exp: Use standard_testfile.
	* gdb.dwarf2/pieces.exp: Use standard_testfile.
	* gdb.dwarf2/pr11465.exp: Use standard_testfile.
	* gdb.dwarf2/pr13961.exp: Use standard_testfile.
	* gdb.dwarf2/valop.exp: Use standard_testfile,
	prepare_for_testing.