From f3bede718836610fd741175f4a1b74ba5717e283 Mon Sep 17 00:00:00 2001 From: Marek Polacek Date: Sun, 10 Aug 2014 06:10:49 +0000 Subject: re PR c/51849 (-Wc99-compat would be considered useful) PR c/51849 gcc/ * gcc/doc/invoke.texi: Document -Wc90-c99-compat. gcc/c-family/ * c-opts.c (sanitize_cpp_opts): Pass warn_c90_c99_compat to libcpp. * c.opt (Wc90-c99-compat): Add option. gcc/c/ * c-decl.c (build_array_declarator): Remove check for !flag_isoc99. Call pedwarn_c90 instead of pedwarn. (check_bitfield_type_and_width): Likewise. (declspecs_add_qual): Likewise. (declspecs_add_type): Likewise. (warn_variable_length_array): Unify function for -pedantic and -Wvla. Adjust to only call pedwarn_c90. (grokdeclarator): Remove pedantic && !flag_isoc99 check. Call pedwarn_c90 instead of pedwarn. * c-errors.c (pedwarn_c90): Handle -Wc90-c99-compat. * c-parser.c (disable_extension_diagnostics): Handle warn_c90_c99_compat. (restore_extension_diagnostics): Likewise. (c_parser_enum_specifier): Remove check for !flag_isoc99. Call pedwarn_c90 instead of pedwarn. (c_parser_initelt): Likewise. (c_parser_postfix_expression): Likewise. (c_parser_postfix_expression_after_paren_type): Likewise. (c_parser_compound_statement_nostart): Remove check for !flag_isoc99. * c-tree.h: Fix formatting. * c-typeck.c (build_array_ref): Remove check for !flag_isoc99. Call pedwarn_c90 instead of pedwarn. gcc/testsuite/ * gcc.dg/Wc90-c99-compat-1.c: New test. * gcc.dg/Wc90-c99-compat-2.c: New test. * gcc.dg/Wc90-c99-compat-3.c: New test. * gcc.dg/Wc90-c99-compat-4.c: New test. * gcc.dg/Wc90-c99-compat-5.c: New test. * gcc.dg/Wc90-c99-compat-6.c: New test. * gcc.dg/wvla-1.c: Adjust dg-warning. * gcc.dg/wvla-2.c: Adjust dg-warning. * gcc.dg/wvla-4.c: Adjust dg-warning. * gcc.dg/wvla-6.c: Adjust dg-warning. libcpp/ * lex.c (_cpp_lex_direct): Warn when -Wc90-c99-compat is in effect. * charset.c (_cpp_valid_ucn): Likewise. * include/cpplib.h (cpp_options): Add cpp_warn_c90_c99_compat. * macro.c (replace_args): Warn when -Wc90-c99-compat is in effect. (parse_params): Likewise. From-SVN: r213786 --- gcc/c/c-tree.h | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-) (limited to 'gcc/c/c-tree.h') diff --git a/gcc/c/c-tree.h b/gcc/c/c-tree.h index f97d0d5..55e71dc 100644 --- a/gcc/c/c-tree.h +++ b/gcc/c/c-tree.h @@ -676,7 +676,9 @@ extern tree c_omp_reduction_lookup (tree, tree); extern tree c_check_omp_declare_reduction_r (tree *, int *, void *); /* In c-errors.c */ -extern void pedwarn_c90 (location_t, int opt, const char *, ...) ATTRIBUTE_GCC_DIAG(3,4); -extern void pedwarn_c99 (location_t, int opt, const char *, ...) ATTRIBUTE_GCC_DIAG(3,4); +extern void pedwarn_c90 (location_t, int opt, const char *, ...) + ATTRIBUTE_GCC_DIAG(3,4); +extern void pedwarn_c99 (location_t, int opt, const char *, ...) + ATTRIBUTE_GCC_DIAG(3,4); #endif /* ! GCC_C_TREE_H */ -- cgit v1.1