c.opt (-fkeep-inline-dllexport): New switch.

c.opt (-fkeep-inline-dllexport): New switch.

gcc/c-family/ChangeLog:

	* c.opt (-fkeep-inline-dllexport): New switch.

gcc/ChangeLog:

	* tree.c (handle_dll_attribute): Handle it.
	* doc/extend.texi (@item dllexport): Mention it.
	* doc/invoke.texi (@item -fno-keep-inline-dllexport): Document it.

gcc/cp/ChangeLog:

	* semantics.c (expand_or_defer_fn_1): Handle it.
	* decl2.c (decl_needed_p): Likewise.

gcc/testsuite/ChangeLog:

	* gcc.dg/dll-9a.c: New test file.
	* gcc.dg/dll-11.c: Likewise.
	* gcc.dg/dll-12.c: Likewise.
	* gcc.dg/dll-12a.c: Likewise.
	* gcc.dg/dll-11a.c: Likewise.
	* gcc.dg/dll-9.c: Likewise.
	* gcc.dg/dll-10.c: Likewise.
	* gcc.dg/dll-10a.c: Likewise.
	* g++.dg/ext/dllexport4a.cc: Likewise.
	* g++.dg/ext/dllexport4.C: Likewise.
	* g++.dg/ext/dllexport5.C: Likewise.
	* g++.dg/ext/dllexport5a.cc: Likewise.

From-SVN: r169268