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| author | Marek Polacek <polacek@redhat.com> | 2014-08-19 05:34:31 +0000 |
|---|---|---|
| committer | Marek Polacek <mpolacek@gcc.gnu.org> | 2014-08-19 05:34:31 +0000 |
| commit | 177cce463d56f7a0e1900c59b80307b43b1483d8 (patch) | |
| tree | edb34abe06088024ce40380f1b5573f991d29584 /libcpp/macro.c | |
| parent | 010ea2883c070de96be645d43874dfd9b4b0a85b (diff) | |
| download | gcc-177cce463d56f7a0e1900c59b80307b43b1483d8.zip gcc-177cce463d56f7a0e1900c59b80307b43b1483d8.tar.gz gcc-177cce463d56f7a0e1900c59b80307b43b1483d8.tar.bz2 | |
c-opts.c (sanitize_cpp_opts): Make warn_long_long be set according to warn_c90_c99_compat.
gcc/c-family/
* c-opts.c (sanitize_cpp_opts): Make warn_long_long be set according
to warn_c90_c99_compat.
* c.opt (Wc90-c99-compat, Wdeclaration-after-statement): Initialize
to -1.
gcc/c/
* c-decl.c (warn_variable_length_array): Pass OPT_Wvla unconditionally
to pedwarn_c90.
* c-errors.c: Include "opts.h".
(pedwarn_c90): Rewrite to handle -Wno-c90-c99-compat better.
* c-parser.c (disable_extension_diagnostics): Handle negative value
of warn_c90_c99_compat, too.
(restore_extension_diagnostics): Likewise.
(c_parser_compound_statement_nostart): Pass
OPT_Wdeclaration_after_statement unconditionally to pedwarn_c90.
gcc/testsuite/
* gcc.dg/Wc90-c99-compat-4.c: Remove all dg-warnings.
* gcc.dg/Wc90-c99-compat-5.c: Remove all dg-errors.
* gcc.dg/Wc90-c99-compat-7.c: New test.
* gcc.dg/Wc90-c99-compat-8.c: New test.
* gcc.dg/Wdeclaration-after-statement-4.c: New test.
libcpp/
* charset.c (_cpp_valid_ucn): Warn only if -Wc90-c99-compat.
* lex.c (_cpp_lex_direct): Likewise.
* macro.c (replace_args): Likewise.
(parse_params): Likewise.
* include/cpplib.h (cpp_options): Change cpp_warn_c90_c99_compat
to char.
From-SVN: r214131
Diffstat (limited to 'libcpp/macro.c')
| -rw-r--r-- | libcpp/macro.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/libcpp/macro.c b/libcpp/macro.c index ff6685c..a1ba137 100644 --- a/libcpp/macro.c +++ b/libcpp/macro.c @@ -1787,7 +1787,7 @@ replace_args (cpp_reader *pfile, cpp_hashnode *node, cpp_macro *macro, " in ISO C++98", NODE_NAME (node), src->val.macro_arg.arg_no); - else + else if (CPP_OPTION (pfile, cpp_warn_c90_c99_compat)) cpp_error (pfile, CPP_DL_PEDWARN, "invoking macro %s argument %d: " "empty macro arguments are undefined" @@ -1795,7 +1795,7 @@ replace_args (cpp_reader *pfile, cpp_hashnode *node, cpp_macro *macro, NODE_NAME (node), src->val.macro_arg.arg_no); } - else if (CPP_OPTION (pfile, cpp_warn_c90_c99_compat) + else if (CPP_OPTION (pfile, cpp_warn_c90_c99_compat) > 0 && ! macro->syshdr && ! cpp_in_system_header (pfile) && ! CPP_OPTION (pfile, cplusplus)) @@ -2858,7 +2858,7 @@ parse_params (cpp_reader *pfile, cpp_macro *macro) (pfile, CPP_W_VARIADIC_MACROS, "anonymous variadic macros were introduced in C99"); } - else if (CPP_OPTION (pfile, cpp_warn_c90_c99_compat) + else if (CPP_OPTION (pfile, cpp_warn_c90_c99_compat) > 0 && ! CPP_OPTION (pfile, cplusplus)) cpp_error (pfile, CPP_DL_WARNING, "anonymous variadic macros were introduced in C99"); |