diff options
Diffstat (limited to 'libcpp/include/cpplib.h')
| -rw-r--r-- | libcpp/include/cpplib.h | 20 |
1 files changed, 18 insertions, 2 deletions
diff --git a/libcpp/include/cpplib.h b/libcpp/include/cpplib.h index 7c147ae..bbd88e5 100644 --- a/libcpp/include/cpplib.h +++ b/libcpp/include/cpplib.h @@ -620,6 +620,9 @@ struct cpp_options /* True if -finput-charset= option has been used explicitly. */ bool cpp_input_charset_explicit; + /* True if -Wkeyword-macro. */ + bool cpp_warn_keyword_macro; + /* -Wleading-whitespace= value. */ unsigned char cpp_warn_leading_whitespace; @@ -757,7 +760,8 @@ enum cpp_warning_reason { CPP_W_HEADER_GUARD, CPP_W_PRAGMA_ONCE_OUTSIDE_HEADER, CPP_W_LEADING_WHITESPACE, - CPP_W_TRAILING_WHITESPACE + CPP_W_TRAILING_WHITESPACE, + CPP_W_KEYWORD_MACRO }; /* Callback for header lookup for HEADER, which is the name of a @@ -1250,6 +1254,17 @@ inline bool cpp_fun_like_macro_p (cpp_hashnode *node) return cpp_user_macro_p (node) && node->value.macro->fun_like; } +/* Return true for nodes marked for -Wkeyword-macro diagnostics. */ +inline bool cpp_keyword_p (cpp_hashnode *node) +{ + /* As keywords are marked identifiers which don't start with underscore + or start with underscore followed by capital letter (except for + _Pragma). */ + return ((node->flags & NODE_WARN) + && (NODE_NAME (node)[0] != '_' + || (NODE_NAME (node)[1] != '_' && NODE_NAME (node)[1] != 'P'))); +} + extern const unsigned char *cpp_macro_definition (cpp_reader *, cpp_hashnode *); extern const unsigned char *cpp_macro_definition (cpp_reader *, cpp_hashnode *, const cpp_macro *); @@ -1610,7 +1625,8 @@ struct cpp_decoded_char This is a tabstop value, along with a callback for getting the widths of characters. Normally this callback is cpp_wcwidth, but we support other schemes for escaping non-ASCII unicode as a series of - ASCII chars when printing the user's source code in diagnostic-show-locus.cc + ASCII chars when printing the user's source code in + gcc/diagnostics/source-printing.cc For example, consider: - the Unicode character U+03C0 "GREEK SMALL LETTER PI" (UTF-8: 0xCF 0x80) |