* intl.c (locale_encoding, locale_utf8): New.
(gcc_init_libintl): Initialize locale_encoding and locale_utf8.
* intl.h (locale_encoding, locale_utf8): Declare.
* pretty-print.c: Include ggc.h. Include iconv.h if HAVE_ICONV.
(pp_base_tree_identifier, decode_utf8_char, identifier_to_locale):
New.
* pretty-print.h (pp_identifier): Call identifier_to_locale on ID
argument.
(pp_tree_identifier): Define to call pp_base_tree_identifier.
(pp_base_tree_identifier): Declare as function.
(identifier_to_locale): Declare.
* Makefile.in (pretty-print.o): Update dependencies.
* varasm.c (finish_aliases_1): Use %qE for identifiers in
diagnostics.
testsuite:
* gcc.dg/attr-alias-5.c, gcc.dg/ucnid-7.c: New tests.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@147096 138bc75d-0d04-0410-961f-82ee72b054a4