From b9b8dde3026d1e54c5bb2c8fa331a7bfd84b671d Mon Sep 17 00:00:00 2001 From: DJ Delorie Date: Tue, 19 Jul 2005 16:19:16 -0400 Subject: toplev.h: Add comment about the first parameter for warning(). * 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. From-SVN: r102168 --- gcc/c-decl.c | 19 ++++++++++--------- 1 file changed, 10 insertions(+), 9 deletions(-) (limited to 'gcc/c-decl.c') diff --git a/gcc/c-decl.c b/gcc/c-decl.c index aff59bc1..71a9553 100644 --- a/gcc/c-decl.c +++ b/gcc/c-decl.c @@ -1908,27 +1908,28 @@ warn_if_shadowing (tree new_decl) if (old_decl == error_mark_node) { - warning (0, "declaration of %q+D shadows previous non-variable", - new_decl); + warning (OPT_Wshadow, "declaration of %q+D shadows previous " + "non-variable", new_decl); break; } else if (TREE_CODE (old_decl) == PARM_DECL) - warning (0, "declaration of %q+D shadows a parameter", new_decl); - else if (DECL_FILE_SCOPE_P (old_decl)) - warning (0, "declaration of %q+D shadows a global declaration", + warning (OPT_Wshadow, "declaration of %q+D shadows a parameter", new_decl); + else if (DECL_FILE_SCOPE_P (old_decl)) + warning (OPT_Wshadow, "declaration of %q+D shadows a global " + "declaration", new_decl); else if (TREE_CODE (old_decl) == FUNCTION_DECL && DECL_BUILT_IN (old_decl)) { - warning (0, "declaration of %q+D shadows a built-in function", - new_decl); + warning (OPT_Wshadow, "declaration of %q+D shadows " + "a built-in function", new_decl); break; } else - warning (0, "declaration of %q+D shadows a previous local", + warning (OPT_Wshadow, "declaration of %q+D shadows a previous local", new_decl); - warning (0, "%Jshadowed declaration is here", old_decl); + warning (OPT_Wshadow, "%Jshadowed declaration is here", old_decl); break; } -- cgit v1.1