gold/
	* symtab.h (Symbol::is_cxx_vtable): New function.
	* target-reloc.h (relocate_section): Check for vtable symbol.
	* testsuite/Makefile.am (missing_key_func.sh): New test case.
	* testsuite/Makefile.in: Regenerate.
	* testsuite/missing_key_func.cc: New test source.
	* testsuite/missing_key_func.sh: New test script.