re PR libgcj/38396 (ecj1 linked against both -lgcj and -lgcj_bc)

	PR libgcj/38396
	* configure.ac (use_libgcj_bc): Set to no if not enable_shared.
	(LIBGCJ_SPEC): Use -lgcj instead of -lgcj_bc even for -static
	or -static-libgcj.
	* Makefile.am (ecjx_SOURCES): Add ecjx.cc.
	(ecjx_LDADD): Don't add libgcj.la when
	NATIVE && USE_LIBBGCJ_BC.
	* ecjx.cc: New file.
	* Makefile.in: Regenerated.
	* configure: Regenerated.

From-SVN: r142834