gcc/
* Makefile.in (c-format.o): Depend on c-format.h.
* c-format.h: New file.
(struct format_char_info): Add CHAIN member.
* c-format.c: Move some types and constants to c-format.h.
(format_type_error): Set to -1.
(struct function_format_info): Use an int for format_type.
(decode_format_type): Return an int. Return format_type_error
on error.
(print_char_table, asm_fprintf_char_table, gcc_diag_char_table)
(gcc_diag_char_table, gcc_cdiag_char_table, gcc_cxxdiag_char_table)
(scan_char_table, time_char_table, monetary_char_table): Initialize
CHAIN to NULL.
(n_format_types): New variable.
(check_format_info_main): Handle CHAIN in format_char_info.
(handle_format_attribute): Handle TARGET_FORMAT_TYPES and
TARGET_N_FORMAT_TYPES.
* config.gcc (i[34567]86-*-solaris2*, sparc64-*-solaris2*)
(sparc-*-solaris2*): Include config/t-sol2 and config/sol2-c.c.
* config/sol2-c.c: New file.
* config/t-sol2: New file.
* config/sol2.h (TARGET_N_FORMAT_TYPES, TARGET_FORMAT_TYPES): Define.
* config/sparc/elf.h, config/sparc/sp64-elf.h: Undefine
TARGET_N_FORMAT_TYPES and TARGET_FORMAT_TYPES.
* doc/extend.texi (Target Format Checks): New section.
(Function Attributes): Mention it.
* doc/invoke.texi: Mention target format checks.
* doc/sourcebuild.texi: Mention target format checks.
* dc/tm.texi (Misc): Document TARGET_N_FORMAT_TYPES and
TARGET_FORMAT_TYPES.
testsuite/
* gcc.dg/format/cmn-err-1.c: New test.
From-SVN: r84920
