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-Wunknown-attribute; and don't error on unknown attributes

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Wolfgang Bumiller 2012-12-22 18:16:41 +01:00
parent 7cf0ba5aa8
commit e8cd9411b0
3 changed files with 11 additions and 2 deletions
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1
opts.c
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@ -53,6 +53,7 @@ static void opts_setdefault() {
opts_set(opts.warn, WARN_UNKNOWN_PRAGMAS, true);
opts_set(opts.warn, WARN_UNREACHABLE_CODE, true);
opts_set(opts.warn, WARN_CPP, true);
opts_set(opts.warn, WARN_UNKNOWN_ATTRIBUTE, true);
/* flags */
opts_set(opts.flags, ADJUST_VECTOR_FIELDS, true);
opts_set(opts.flags, FTEPP, false);

1
opts.def
View file

@ -73,6 +73,7 @@
GMQCC_DEFINE_FLAG(UNKNOWN_PRAGMAS)
GMQCC_DEFINE_FLAG(UNREACHABLE_CODE)
GMQCC_DEFINE_FLAG(CPP)
GMQCC_DEFINE_FLAG(UNKNOWN_ATTRIBUTE)
#endif
#ifdef GMQCC_TYPE_OPTIMIZATIONS

11
parser.c
View file

@ -2349,19 +2349,23 @@ static bool parse_var_qualifiers(parser_t *parser, bool with_local, int *cvq, bo
bool had_var = false;
bool had_noref = false;
bool had_noreturn = false;
bool had_attrib = false;
*cvq = CV_WRONG;
*cvq = CV_NONE;
for (;;) {
if (parser->tok == TOKEN_ATTRIBUTE_OPEN) {
had_attrib = true;
/* parse an attribute */
if (!parser_next(parser)) {
parseerror(parser, "expected attribute after `[[`");
*cvq = CV_WRONG;
return false;
}
if (!strcmp(parser_tokval(parser), "noreturn")) {
had_noreturn = true;
if (!parser_next(parser) || parser->tok != TOKEN_ATTRIBUTE_CLOSE) {
parseerror(parser, "`noreturn` attribute has no parameters, expected `]]`");
*cvq = CV_WRONG;
return false;
}
}
@ -2369,15 +2373,18 @@ static bool parse_var_qualifiers(parser_t *parser, bool with_local, int *cvq, bo
had_noref = true;
if (!parser_next(parser) || parser->tok != TOKEN_ATTRIBUTE_CLOSE) {
parseerror(parser, "`noref` attribute has no parameters, expected `]]`");
*cvq = CV_WRONG;
return false;
}
}
else
{
/* Skip tokens until we hit a ]] */
(void)!parsewarning(parser, WARN_UNKNOWN_ATTRIBUTE, "unknown attribute starting with `%s`", parser_tokval(parser));
while (parser->tok != TOKEN_ATTRIBUTE_CLOSE) {
if (!parser_next(parser)) {
parseerror(parser, "error inside attribute");
*cvq = CV_WRONG;
return false;
}
}
@ -2391,7 +2398,7 @@ static bool parse_var_qualifiers(parser_t *parser, bool with_local, int *cvq, bo
had_var = true;
else if (!strcmp(parser_tokval(parser), "noref"))
had_noref = true;
else if (!had_const && !had_var && !had_noref && !had_noreturn) {
else if (!had_const && !had_var && !had_noref && !had_noreturn && !had_attrib) {
return false;
}
else