(const char *) NODE_NAME (node));
}
\f
-static inline const cpp_token *
-get_nonpadding_token (void)
-{
- const cpp_token *tok;
- timevar_push (TV_CPP);
- do
- tok = cpp_get_token (parse_in);
- while (tok->type == CPP_PADDING);
- timevar_pop (TV_CPP);
-
- return tok;
-}
+/* Read a token and return its type. Fill *VALUE with its value, if
+ applicable. Fill *CPP_FLAGS with the token's flags, if it is
+ non-NULL. */
enum cpp_ttype
c_lex_with_flags (tree *value, unsigned char *cpp_flags)
{
- const cpp_token *tok;
- location_t atloc;
static bool no_more_pch;
+ const cpp_token *tok;
+ enum cpp_ttype type;
+ timevar_push (TV_CPP);
retry:
- tok = get_nonpadding_token ();
-
+ tok = cpp_get_token (parse_in);
+ type = tok->type;
+
retry_after_at:
- switch (tok->type)
+ switch (type)
{
+ case CPP_PADDING:
+ goto retry;
+
case CPP_NAME:
*value = HT_IDENT_TO_GCC_IDENT (HT_NODE (tok->val.node));
break;
case CPP_ATSIGN:
/* An @ may give the next token special significance in Objective-C. */
- atloc = input_location;
- tok = get_nonpadding_token ();
if (c_dialect_objc ())
{
- tree val;
- switch (tok->type)
+ location_t atloc = input_location;
+
+ retry_at:
+ tok = cpp_get_token (parse_in);
+ type = tok->type;
+ switch (type)
{
+ case CPP_PADDING:
+ goto retry_at;
+
+ case CPP_STRING:
+ case CPP_WSTRING:
+ type = lex_string (tok, value, true);
+ break;
+
case CPP_NAME:
- val = HT_IDENT_TO_GCC_IDENT (HT_NODE (tok->val.node));
- if (objc_is_reserved_word (val))
+ *value = HT_IDENT_TO_GCC_IDENT (HT_NODE (tok->val.node));
+ if (objc_is_reserved_word (*value))
{
- *value = val;
- return CPP_AT_NAME;
+ type = CPP_AT_NAME;
+ break;
}
- break;
-
- case CPP_STRING:
- case CPP_WSTRING:
- return lex_string (tok, value, true);
+ /* FALLTHROUGH */
- default: break;
+ default:
+ /* ... or not. */
+ error ("%Hstray %<@%> in program", &atloc);
+ goto retry_after_at;
}
+ break;
}
- /* ... or not. */
- error ("%Hstray '@' in program", &atloc);
- goto retry_after_at;
+ /* FALLTHROUGH */
+ case CPP_HASH:
+ case CPP_PASTE:
+ {
+ unsigned char name[4];
+
+ *cpp_spell_token (parse_in, tok, name) = 0;
+
+ error ("stray %qs in program", name);
+ }
+
+ goto retry;
case CPP_OTHER:
{
if (c == '"' || c == '\'')
error ("missing terminating %c character", (int) c);
else if (ISGRAPH (c))
- error ("stray '%c' in program", (int) c);
+ error ("stray %qc in program", (int) c);
else
- error ("stray '\\%o' in program", (int) c);
+ error ("stray %<\\%o%> in program", (int) c);
}
goto retry;
case CPP_STRING:
case CPP_WSTRING:
if (!c_lex_return_raw_strings)
- return lex_string (tok, value, false);
- /* else fall through */
+ {
+ type = lex_string (tok, value, false);
+ break;
+ }
+
+ /* FALLTHROUGH */
case CPP_PRAGMA:
*value = build_string (tok->val.str.len, (char *) tok->val.str.text);
break;
}
+ if (cpp_flags)
+ *cpp_flags = tok->flags;
+
if (!no_more_pch)
{
no_more_pch = true;
c_common_no_more_pch ();
}
-
- if (cpp_flags)
- *cpp_flags = tok->flags;
- return tok->type;
+
+ timevar_pop (TV_CPP);
+
+ return type;
}
enum cpp_ttype
{
tree value;
bool wide = false;
- size_t count = 1;
+ size_t concats = 0;
struct obstack str_ob;
cpp_string istr;
if (tok->type == CPP_WSTRING)
wide = true;
- tok = get_nonpadding_token ();
- if (c_dialect_objc () && tok->type == CPP_ATSIGN)
- {
- objc_string = true;
- tok = get_nonpadding_token ();
- }
- if (tok->type == CPP_STRING || tok->type == CPP_WSTRING)
+ retry:
+ tok = cpp_get_token (parse_in);
+ switch (tok->type)
{
- gcc_obstack_init (&str_ob);
- obstack_grow (&str_ob, &str, sizeof (cpp_string));
-
- do
+ case CPP_PADDING:
+ goto retry;
+ case CPP_ATSIGN:
+ if (c_dialect_objc ())
{
- count++;
- if (tok->type == CPP_WSTRING)
- wide = true;
- obstack_grow (&str_ob, &tok->val.str, sizeof (cpp_string));
-
- tok = get_nonpadding_token ();
- if (c_dialect_objc () && tok->type == CPP_ATSIGN)
- {
- objc_string = true;
- tok = get_nonpadding_token ();
- }
+ objc_string = true;
+ goto retry;
+ }
+ /* FALLTHROUGH */
+
+ default:
+ break;
+
+ case CPP_WSTRING:
+ wide = true;
+ /* FALLTHROUGH */
+
+ case CPP_STRING:
+ if (!concats)
+ {
+ gcc_obstack_init (&str_ob);
+ obstack_grow (&str_ob, &str, sizeof (cpp_string));
}
- while (tok->type == CPP_STRING || tok->type == CPP_WSTRING);
- strs = (cpp_string *) obstack_finish (&str_ob);
+
+ concats++;
+ obstack_grow (&str_ob, &tok->val.str, sizeof (cpp_string));
+ goto retry;
}
/* We have read one more token than we want. */
_cpp_backup_tokens (parse_in, 1);
+ if (concats)
+ strs = (cpp_string *) obstack_finish (&str_ob);
- if (count > 1 && !objc_string && warn_traditional && !in_system_header)
+ if (concats && !objc_string && warn_traditional && !in_system_header)
warning ("traditional C rejects string constant concatenation");
if ((c_lex_string_translate
? cpp_interpret_string : cpp_interpret_string_notranslate)
- (parse_in, strs, count, &istr, wide))
+ (parse_in, strs, concats + 1, &istr, wide))
{
value = build_string (istr.len, (char *) istr.text);
free ((void *) istr.text);
if (c_lex_string_translate == -1)
{
- int xlated = cpp_interpret_string_notranslate (parse_in, strs, count,
+ int xlated = cpp_interpret_string_notranslate (parse_in, strs,
+ concats + 1,
&istr, wide);
/* Assume that, if we managed to translate the string above,
then the untranslated parsing will always succeed. */
TREE_TYPE (value) = wide ? wchar_array_type_node : char_array_type_node;
*valp = fix_string_type (value);
- if (strs != &str)
+ if (concats)
obstack_free (&str_ob, 0);
return objc_string ? CPP_OBJC_STRING : wide ? CPP_WSTRING : CPP_STRING;
#define HASHDEFINE #define
#define HASHINCLUDE #include
-HASH include "somerandomfile" /*{ dg-error "syntax|parse" "non-include" }*/
+HASH include "somerandomfile" /*{ dg-error "stray" "non-include" }*/
/*{ dg-bogus "No such" "don't execute non-include" { target *-*-* } 13 }*/
-HASHINCLUDE <somerandomfile> /*{ dg-error "syntax|parse" "non-include 2" }*/
-/*{ dg-bogus "No such" "don't execute non-include 2" { target *-*-* } 15 }*/
+int resync_parser_1; /*{ dg-error "parse" "" }*/
-void g ()
+HASHINCLUDE <somerandomfile> /*{ dg-error "stray" "non-include 2" }*/
+/*{ dg-bogus "No such" "don't execute non-include 2" { target *-*-* } 17 }*/
+int resync_parser_2;
+
+void g1 ()
+{
+HASH define X 1 /* { dg-error "stray|undeclared|parse|for each" "# from macro" } */
+ int resync_parser_3;
+}
+
+void g2 ()
{
-HASH define X 1 /* { dg-error "syntax error" "# from macro" } */
-HASHDEFINE Y 1 /* { dg-error "syntax error" "#define from macro" } */
+HASHDEFINE Y 1 /* { dg-error "stray|undeclared|parse|for each" "#define from macro" } */
+ int resync_parser_4;
}
#pragma GCC dependency "direct2.c"
#define starslash *##/
slashstar starslash /* { dg-error "(parse|syntax) error" "not a comment" } */
-/* { dg-warning "does not give" "paste warning(s)" { target *-*-* } 36 } */
+/* { dg-warning "does not give" "paste warning(s)" { target *-*-* } 45 } */