* dyn-string.h (dyn_string_init, dyn_string_new,
	dyn_string_delete, dyn_string_release, dyn_string_resize,
	dyn_string_clear, dyn_string_copy, dyn_string_copy_cstr,
	dyn_string_prepend, dyn_string_prepend_cstr, dyn_string_insert,
	dyn_string_insert_cstr, dyn_string_append, dyn_string_append_cstr,
	dyn_string_append_char, dyn_string_substring_dyn_string_eq):
	Define as same name with __cxa_ prepended, if IN_LIBGCC2.
	(dyn_string_init, dyn_string_copy, dyn_string_copy_cstr,
	dyn_string_prepend, dyn_string_prepend_cstr, dyn_string_insert,
	dyn_string_insert_cstr, dyn_string_append, dyn_string_append_cstr,
	dyn_string_append_char, dyn_string_substring): Change return type
	to int.

in libiberty/ChangeLog:

	* cp-demangle.c: Don't include ctype.h.
	(IS_DIGIT): New macro.
	(IS_ALPHA): Likewise.  Use IS_DIGIT and IS_ALPHA throughout
	instead of isdigit and isalpanum.
	(demangling_def): Make name and next const pointers.
	(STATUS_ALLOCATION_FAILED): New status code.
	(dyn_string_append_space): Handle failure in
	dyn_string_append_char.
	(int_to_dyn_string): Likewise.  Change return value to status_t.
	(string_list_new): Handle failure of dyn_string_init.
	(result_close_template_list): Change return type to status_t.
	Handle failure in dyn_string_append.
	(result_push): Change return value to status_t.  Handle failure in
	string_list_new.  Handle failure of result_push throughout.
	(substitution_add): Change return value to status_t.  Handle
	dyn_string failures.  Handle failure of substitution_add
	throughout.
	(template_arg_list_new): Return NULL on allocation failure.
	(result_append_string): Return STATUS_ALLOCATION_FAILED on error.
	Handle error result throughout.
	(result_append): Likewise.
	(result_append_char): Likewise.
	(result_append_space): Likewise.
	(demangling_new): Make argument a const pointer.  Handle
	allocation failures.
	(demangle_template_args): Handle failure in template_arg_list_new
	and result_close_template_list.
	(demangle_discriminator): Return if int_to_dyn_string fails.
	(cp_demangle): Likewise.
	(cp_demangle_type): New function.
	(cplus_demangle_new_abi): Don't call dyn_string_delete.  Abort on
	memory allocation failure.
	(main): Likewise.
	* dyn-string.c (RETURN_ON_ALLOCATION_FAILURE): Define if
	IN_LIBGCC2.
	(dyn_string_init): Change return value to int.  Handle
	RETURN_ON_ALLOCATION_FAILURE case.
	(dyn_string_new): Handle RETURN_ON_ALLOCATION_FAILURE case.
	(dyn_string_release): Delete the dyn_string.
	(dyn_string_resize): Handle RETURN_ON_ALLOCATION_FAILURE case.
	(dyn_string_copy): Change return type to int.
	(dyn_string_copy_cstr): Likewise.
	(dyn_string_prepend): Likewise.
	(dyn_string_prepend_cstr): Likewise.
	(dyn_string_insert): Likewise.
	(dyn_string_insert_cstr): Likewise.
	(dyn_string_append): Likewise.
	(dyn_string_append_cstr): Likewise.
	(dyn_string_append_char): Likewise.
	(dyn_string_substring): Likewise.

in gcc/cp/ChangeLog:

	* Make-lang.in (CXX_LIB2FUNCS): Add cp-demangle.o and dyn-string.o.
	(CXX_LIB2SRCS): Add cp-demangle.c and dyn-string.c.
	(cp-demangle.o): New rule.
	(dyn-string.o): Likewise.
	* inc/cxxabi.h (__cxa_demangle): New declaration.

From-SVN: r34657