Fix PR c++/27100

gcc/cp/ChangeLog:

	PR c++/27100
	* decl.c (duplicate_decls): Properly copy the
	DECL_PENDING_INLINE_P, DECL_PENDING_INLINE_INFO and
	DECL_SAVED_FUNCTION_DATA fields from OLDDECL to NEWDECL.

gcc/testsuite/ChangeLog:

	PR c++/27100
	* g++.dg/other/friend6.C: New test.

From-SVN: r237078