From e8d0745df96e4d0f620210f349192f65bdd4f5a5 Mon Sep 17 00:00:00 2001 From: dj Date: Tue, 19 Jul 2005 20:19:16 +0000 Subject: * toplev.h: Add comment about the first parameter for warning(). * errors.h: Likewise. * c.opt (Wpragmas): New. * doc/invoke.texi: Document it. * function.c (do_warn_unused_parameter): Add warning control to warning call. * c-decl.c (warn_if_shadowing): Likewise. * c-lex.c (cb_def_pragma): Likewise. * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise. (pop_alignment): Likewise. (handle_pragma_pack): Likewise. (apply_pragma_weak): Likewise. (handle_pragma_weak): Likewise. (handle_pragma_redefine_extname): Likewise. (add_to_renaming_pragma_list): Likewise. (handle_pragma_extern_prefix): Likewise. (maybe_apply_renaming_pragma): Likewise. (handle_pragma_visibility): Likewise. * config/c4x/c4x-c.c (BAD): Likewise. (c4x_parse_pragma): Likewise. * config/ia64/ia64-c.c (ia64_hpux_handle_builtin_pragma): Likewise. * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise. (rs6000_pragma_longcall): Likewise. * config/v850/v850-c.c (pop_data_area): Likewise. (ghs_pragma_section): Likewise. (ghs_pragma_section): Likewise. (ghs_pragma_interrupt): Likewise. (ghs_pragma_starttda): Likewise. (ghs_pragma_startsda): Likewise. (ghs_pragma_startzda): Likewise. (ghs_pragma_endtda): Likewise. (ghs_pragma_endsda): Likewise. (ghs_pragma_endzda): Likewise. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@102168 138bc75d-0d04-0410-961f-82ee72b054a4 --- gcc/errors.h | 4 ++++ 1 file changed, 4 insertions(+) (limited to 'gcc/errors.h') diff --git a/gcc/errors.h b/gcc/errors.h index ecb0af12384..5fefa071644 100644 --- a/gcc/errors.h +++ b/gcc/errors.h @@ -30,6 +30,10 @@ Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA #ifndef GCC_ERRORS_H #define GCC_ERRORS_H +/* The first parameter is for compatibility with the non-generator + version of warning(). For those, you'd pass an OPT_W* value from + options.h, but in generator programs it has no effect, so it's OK + to just pass zero for calls from generator-only files. */ extern void warning (int, const char *, ...) ATTRIBUTE_PRINTF_2; extern void error (const char *, ...) ATTRIBUTE_PRINTF_1; extern void fatal (const char *, ...) ATTRIBUTE_NORETURN ATTRIBUTE_PRINTF_1; -- cgit v1.2.1