* optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual

	* optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
	warnings.

	* Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
	(bitmap.o-warn, dominance.o-warn): New.
	* configure.ac (cxx_compat_warn): Delete.
	(loose_warn): Add -Wcast-qual and -Wc++-compat.
	* system.h: Remove #pragma diagnostic for -Wcast-qual and
	-Wc++-compat.
	* configure: Regenerate.

cp:
	* Make-lang.in (cp-warn): Delete $(CXX_COMPAT_WARN).

java:
	* Make-lang.in (java/jcf-io.o-warn): New.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@137246 138bc75d-0d04-0410-961f-82ee72b054a4