gcc-9.1

Wolfgang Thaller committed 7 years ago

Commit 6fbf4221 parent ec13cc931387 files · +2442466 −1054331Browse files

Showing the changes to gcc/libcpp/include/cpplib.h (1 of 31387 files). Show all

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@@ -1,5 +1,5 @@
1	1	/* Definitions for CPP library.
2		− Copyright (C) 1995-2018 Free Software Foundation, Inc.
	2	+ Copyright (C) 1995-2019 Free Software Foundation, Inc.
3	3	Written by Per Bothner, 1994-95.
4	4
5	5	This program is free software; you can redistribute it and/or modify it
@@ -36,7 +36,6 @@ typedef struct cpp_macro cpp_macro; · 30 unmodified lines
36	36	typedef struct cpp_callbacks cpp_callbacks;
37	37	typedef struct cpp_dir cpp_dir;
38	38
39		−struct answer;
40	39	struct _cpp_file;
41	40
42	41	/* The first three groups, apart from '=', can appear in preprocessor
@@ -168,8 +167,9 @@ enum cpp_ttype · 125 unmodified lines
168	167	#undef TK
169	168
170	169	/* C language kind, used when calling cpp_create_reader. */
171		−enum c_lang {CLK_GNUC89 = 0, CLK_GNUC99, CLK_GNUC11, CLK_GNUC17,
	170	+enum c_lang {CLK_GNUC89 = 0, CLK_GNUC99, CLK_GNUC11, CLK_GNUC17, CLK_GNUC2X,
172	171	CLK_STDC89, CLK_STDC94, CLK_STDC99, CLK_STDC11, CLK_STDC17,
	172	+ CLK_STDC2X,
173	173	CLK_GNUCXX, CLK_CXX98, CLK_GNUCXX11, CLK_CXX11,
174	174	CLK_GNUCXX14, CLK_CXX14, CLK_GNUCXX17, CLK_CXX17,
175	175	CLK_GNUCXX2A, CLK_CXX2A, CLK_ASM};
@@ -240,8 +240,10 @@ struct GTY(()) cpp_identifier { · 64 unmodified lines
240	240	/* A preprocessing token. This has been carefully packed and should
241	241	occupy 16 bytes on 32-bit hosts and 24 bytes on 64-bit hosts. */
242	242	struct GTY(()) cpp_token {
243		− source_location src_loc; /* Location of first char of token,
244		− together with range of full token. */
	243	+
	244	+ /* Location of first char of token, together with range of full token. */
	245	+ location_t src_loc;
	246	+
245	247	ENUM_BITFIELD(cpp_ttype) type : CHAR_BIT; /* token type */
246	248	unsigned short flags; /* flags - see above */
247	249
@@ -550,6 +552,59 @@ struct cpp_options · 302 unmodified lines
550	552	bool canonical_system_headers;
551	553	};
552	554
	555	+/* Diagnostic levels. To get a diagnostic without associating a
	556	+ position in the translation unit with it, use cpp_error_with_line
	557	+ with a line number of zero. */
	558	+
	559	+enum cpp_diagnostic_level {
	560	+ /* Warning, an error with -Werror. */
	561	+ CPP_DL_WARNING = 0,
	562	+ /* Same as CPP_DL_WARNING, except it is not suppressed in system headers. */
	563	+ CPP_DL_WARNING_SYSHDR,
	564	+ /* Warning, an error with -pedantic-errors or -Werror. */
	565	+ CPP_DL_PEDWARN,
	566	+ /* An error. */
	567	+ CPP_DL_ERROR,
	568	+ /* An internal consistency check failed. Prints "internal error: ",
	569	+ otherwise the same as CPP_DL_ERROR. */
	570	+ CPP_DL_ICE,
	571	+ /* An informative note following a warning. */
	572	+ CPP_DL_NOTE,
	573	+ /* A fatal error. */
	574	+ CPP_DL_FATAL
	575	+};
	576	+
	577	+/* Warning reason codes. Use a reason code of CPP_W_NONE for unclassified
	578	+ warnings and diagnostics that are not warnings. */
	579	+
	580	+enum cpp_warning_reason {
	581	+ CPP_W_NONE = 0,
	582	+ CPP_W_DEPRECATED,
	583	+ CPP_W_COMMENTS,
	584	+ CPP_W_MISSING_INCLUDE_DIRS,
	585	+ CPP_W_TRIGRAPHS,
	586	+ CPP_W_MULTICHAR,
	587	+ CPP_W_TRADITIONAL,
	588	+ CPP_W_LONG_LONG,
	589	+ CPP_W_ENDIF_LABELS,
	590	+ CPP_W_NUM_SIGN_CHANGE,
	591	+ CPP_W_VARIADIC_MACROS,
	592	+ CPP_W_BUILTIN_MACRO_REDEFINED,
	593	+ CPP_W_DOLLARS,
	594	+ CPP_W_UNDEF,
	595	+ CPP_W_UNUSED_MACROS,
	596	+ CPP_W_CXX_OPERATOR_NAMES,
	597	+ CPP_W_NORMALIZE,
	598	+ CPP_W_INVALID_PCH,
	599	+ CPP_W_WARNING_DIRECTIVE,
	600	+ CPP_W_LITERAL_SUFFIX,
	601	+ CPP_W_DATE_TIME,
	602	+ CPP_W_PEDANTIC,
	603	+ CPP_W_C90_C99_COMPAT,
	604	+ CPP_W_CXX11_COMPAT,
	605	+ CPP_W_EXPANSION_TO_DEFINED
	606	+};
	607	+
553	608	/* Callback for header lookup for HEADER, which is the name of a
554	609	source file. It is used as a method of last resort to find headers
555	610	that are not otherwise found during the normal include processing.
@@ -571,12 +626,12 @@ struct cpp_callbacks · 15 unmodified lines
571	626	void (file_change) (cpp_reader , const line_map_ordinary *);
572	627
573	628	void (dir_change) (cpp_reader , const char *);
574		− void (include) (cpp_reader , source_location, const unsigned char *,
	629	+ void (include) (cpp_reader , location_t, const unsigned char *,
575	630	const char , int, const cpp_token *);
576		− void (define) (cpp_reader , source_location, cpp_hashnode *);
577		− void (undef) (cpp_reader , source_location, cpp_hashnode *);
578		− void (ident) (cpp_reader , source_location, const cpp_string *);
579		− void (def_pragma) (cpp_reader , source_location);
	631	+ void (define) (cpp_reader , location_t, cpp_hashnode *);
	632	+ void (undef) (cpp_reader , location_t, cpp_hashnode *);
	633	+ void (ident) (cpp_reader , location_t, const cpp_string *);
	634	+ void (def_pragma) (cpp_reader , location_t);
580	635	int (valid_pch) (cpp_reader , const char *, int);
581	636	void (read_pch) (cpp_reader , const char , int, const char );
582	637	missing_header_cb missing_header;
@@ -587,26 +642,29 @@ struct cpp_callbacks · 4 unmodified lines
587	642
588	643	/* Called to emit a diagnostic. This callback receives the
589	644	translated message. */
590		− bool (error) (cpp_reader , int, int, rich_location *,
591		− const char , va_list )
	645	+ bool (diagnostic) (cpp_reader ,
	646	+ enum cpp_diagnostic_level,
	647	+ enum cpp_warning_reason,
	648	+ rich_location *,
	649	+ const char , va_list )
592	650	ATTRIBUTE_FPTR_PRINTF(5,0);
593	651
594	652	/* Callbacks for when a macro is expanded, or tested (whether
595	653	defined or not at the time) in #ifdef, #ifndef or "defined". */
596		− void (used_define) (cpp_reader , source_location, cpp_hashnode *);
597		− void (used_undef) (cpp_reader , source_location, cpp_hashnode *);
	654	+ void (used_define) (cpp_reader , location_t, cpp_hashnode *);
	655	+ void (used_undef) (cpp_reader , location_t, cpp_hashnode *);
598	656	/* Called before #define and #undef or other macro definition
599	657	changes are processed. */
600	658	void (before_define) (cpp_reader );
601	659	/* Called whenever a macro is expanded or tested.
602	660	Second argument is the location of the start of the current expansion. */
603		− void (used) (cpp_reader , source_location, cpp_hashnode *);
	661	+ void (used) (cpp_reader , location_t, cpp_hashnode *);
604	662
605	663	/* Callback to identify whether an attribute exists. */
606	664	int (has_attribute) (cpp_reader );
607	665
608		− /* Callback that can change a user builtin into normal macro. */
609		− bool (user_builtin_macro) (cpp_reader , cpp_hashnode *);
	666	+ /* Callback that can change a user lazy into normal macro. */
	667	+ void (user_lazy_macro) (cpp_reader , cpp_macro *, unsigned);
610	668
611	669	/* Callback to parse SOURCE_DATE_EPOCH from environment. */
612	670	time_t (get_source_date_epoch) (cpp_reader );
@@ -620,7 +678,7 @@ struct cpp_callbacks · 7 unmodified lines
620	678	The content contains the opening slash-star (or slash-slash),
621	679	and for C-style comments contains the closing star-slash. For
622	680	C++-style comments it does not include the terminating newline. */
623		− void (comment) (cpp_reader , source_location, const unsigned char *,
	681	+ void (comment) (cpp_reader , location_t, const unsigned char *,
624	682	size_t);
625	683
626	684	/* Callback for filename remapping in __FILE__ and __BASE_FILE__ macro
@@ -671,14 +729,81 @@ struct cpp_dir · 44 unmodified lines
671	729	dev_t dev;
672	730	};
673	731
674		−/* The structure of a node in the hash table. The hash table has
675		− entries for all identifiers: either macros defined by #define
676		− commands (type NT_MACRO), assertions created with #assert
677		− (NT_ASSERTION), or neither of the above (NT_VOID). Builtin macros
678		− like __LINE__ are flagged NODE_BUILTIN. Poisoned identifiers are
679		− flagged NODE_POISONED. NODE_OPERATOR (C++ only) indicates an
680		− identifier that behaves like an operator such as "xor".
681		− NODE_DIAGNOSTIC is for speed in lex_token: it indicates a
	732	+/* The kind of the cpp_macro. */
	733	+enum cpp_macro_kind {
	734	+ cmk_macro, /* An ISO macro (token expansion). */
	735	+ cmk_assert, /* An assertion. */
	736	+ cmk_traditional /* A traditional macro (text expansion). */
	737	+};
	738	+
	739	+/* Each macro definition is recorded in a cpp_macro structure.
	740	+ Variadic macros cannot occur with traditional cpp. */
	741	+struct GTY(()) cpp_macro {
	742	+ union cpp_parm_u
	743	+ {
	744	+ /* Parameters, if any. If parameter names use extended identifiers,
	745	+ the original spelling of those identifiers, not the canonical
	746	+ UTF-8 spelling, goes here. */
	747	+ cpp_hashnode ** GTY ((tag ("false"),
	748	+ nested_ptr (union tree_node,
	749	+ "%h ? CPP_HASHNODE (GCC_IDENT_TO_HT_IDENT (%h)) : NULL",
	750	+ "%h ? HT_IDENT_TO_GCC_IDENT (HT_NODE (%h)) : NULL"),
	751	+ length ("%1.paramc"))) params;
	752	+
	753	+ /* If this is an assertion, the next one in the chain. */
	754	+ cpp_macro *GTY ((tag ("true"))) next;
	755	+ } GTY ((desc ("%1.kind == cmk_assert"))) parm;
	756	+
	757	+ /* Definition line number. */
	758	+ location_t line;
	759	+
	760	+ /* Number of tokens in body, or bytes for traditional macros. */
	761	+ /* Do we really need 2^32-1 range here? */
	762	+ unsigned int count;
	763	+
	764	+ /* Number of parameters. */
	765	+ unsigned short paramc;
	766	+
	767	+ /* Non-zero if this is a user-lazy macro, value provided by user. */
	768	+ unsigned char lazy;
	769	+
	770	+ /* The kind of this macro (ISO, trad or assert) */
	771	+ unsigned kind : 2;
	772	+
	773	+ /* If a function-like macro. */
	774	+ unsigned int fun_like : 1;
	775	+
	776	+ /* If a variadic macro. */
	777	+ unsigned int variadic : 1;
	778	+
	779	+ /* If macro defined in system header. */
	780	+ unsigned int syshdr : 1;
	781	+
	782	+ /* Nonzero if it has been expanded or had its existence tested. */
	783	+ unsigned int used : 1;
	784	+
	785	+ /* Indicate whether the tokens include extra CPP_PASTE tokens at the
	786	+ end to track invalid redefinitions with consecutive CPP_PASTE
	787	+ tokens. */
	788	+ unsigned int extra_tokens : 1;
	789	+
	790	+ /* 1 bits spare (32-bit). 33 on 64-bit target. */
	791	+
	792	+ union cpp_exp_u
	793	+ {
	794	+ /* Trailing array of replacement tokens (ISO), or assertion body value. */
	795	+ cpp_token GTY ((tag ("false"), length ("%1.count"))) tokens[1];
	796	+
	797	+ /* Pointer to replacement text (traditional). See comment at top
	798	+ of cpptrad.c for how traditional function-like macros are
	799	+ encoded. */
	800	+ const unsigned char *GTY ((tag ("true"))) text;
	801	+ } GTY ((desc ("%1.kind == cmk_traditional"))) exp;
	802	+};
	803	+
	804	+/* Poisoned identifiers are flagged NODE_POISONED. NODE_OPERATOR (C++
	805	+ only) indicates an identifier that behaves like an operator such as
	806	+ "xor". NODE_DIAGNOSTIC is for speed in lex_token: it indicates a
682	807	diagnostic may be required for this node. Currently this only
683	808	applies to __VA_ARGS__, poisoned identifiers, and -Wc++-compat
684	809	warnings about NODE_OPERATOR. */
@@ -686,21 +811,21 @@ struct cpp_dir · 1 unmodified line
686	811	/* Hash node flags. */
687	812	#define NODE_OPERATOR (1 << 0) /* C++ named operator. */
688	813	#define NODE_POISONED (1 << 1) /* Poisoned identifier. */
689		−#define NODE_BUILTIN (1 << 2) /* Builtin macro. */
690		−#define NODE_DIAGNOSTIC (1 << 3) /* Possible diagnostic when lexed. */
691		−#define NODE_WARN (1 << 4) /* Warn if redefined or undefined. */
692		−#define NODE_DISABLED (1 << 5) /* A disabled macro. */
693		−#define NODE_MACRO_ARG (1 << 6) /* Used during #define processing. */
694		−#define NODE_USED (1 << 7) /* Dumped with -dU. */
695		−#define NODE_CONDITIONAL (1 << 8) /* Conditional macro */
696		−#define NODE_WARN_OPERATOR (1 << 9) /* Warn about C++ named operator. */
	814	+#define NODE_DIAGNOSTIC (1 << 2) /* Possible diagnostic when lexed. */
	815	+#define NODE_WARN (1 << 3) /* Warn if redefined or undefined. */
	816	+#define NODE_DISABLED (1 << 4) /* A disabled macro. */
	817	+#define NODE_USED (1 << 5) /* Dumped with -dU. */
	818	+#define NODE_CONDITIONAL (1 << 6) /* Conditional macro */
	819	+#define NODE_WARN_OPERATOR (1 << 7) /* Warn about C++ named operator. */
697	820
698	821	/* Different flavors of hash node. */
699	822	enum node_type
700	823	{
701		− NT_VOID = 0, /* No definition yet. */
702		− NT_MACRO, /* A macro of some form. */
703		− NT_ASSERTION /* Predicate for #assert. */
	824	+ NT_VOID = 0, /* Maybe an assert? */
	825	+ NT_MACRO_ARG, /* A macro arg. */
	826	+ NT_USER_MACRO, /* A user macro. */
	827	+ NT_BUILTIN_MACRO, /* A builtin macro. */
	828	+ NT_MACRO_MASK = NT_USER_MACRO /* Mask for either macro kind. */
704	829	};
705	830
706	831	/* Different flavors of builtin macro. _Pragma is an operator, but we
@@ -717,46 +842,27 @@ enum cpp_builtin_type · 10 unmodified lines
717	842	BT_PRAGMA, /* `_Pragma' operator */
718	843	BT_TIMESTAMP, /* `__TIMESTAMP__' */
719	844	BT_COUNTER, /* `__COUNTER__' */
720		− BT_HAS_ATTRIBUTE, /* `__has_attribute__(x)' */
721		− BT_FIRST_USER, /* User defined builtin macros. */
722		− BT_LAST_USER = BT_FIRST_USER + 63
	845	+ BT_HAS_ATTRIBUTE /* `__has_attribute__(x)' */
723	846	};
724	847
725	848	#define CPP_HASHNODE(HNODE) ((cpp_hashnode *) (HNODE))
726		−#define HT_NODE(NODE) ((ht_identifier *) (NODE))
727		−#define NODE_LEN(NODE) HT_LEN (&(NODE)->ident)
728		−#define NODE_NAME(NODE) HT_STR (&(NODE)->ident)
729		−
730		−/* Specify which field, if any, of the union is used. */
731		−
732		−enum {
733		− NTV_MACRO,
734		− NTV_ANSWER,
735		− NTV_BUILTIN,
736		− NTV_ARGUMENT,
737		− NTV_NONE
738		−};
739		−
740		−#define CPP_HASHNODE_VALUE_IDX(HNODE) \
741		− ((HNODE.flags & NODE_MACRO_ARG) ? NTV_ARGUMENT \
742		− : HNODE.type == NT_MACRO ? ((HNODE.flags & NODE_BUILTIN) \
743		− ? NTV_BUILTIN : NTV_MACRO) \
744		− : HNODE.type == NT_ASSERTION ? NTV_ANSWER \
745		− : NTV_NONE)
	849	+#define HT_NODE(NODE) (&(NODE)->ident)
	850	+#define NODE_LEN(NODE) HT_LEN (HT_NODE (NODE))
	851	+#define NODE_NAME(NODE) HT_STR (HT_NODE (NODE))
746	852
747	853	/* The common part of an identifier node shared amongst all 3 C front
748	854	ends. Also used to store CPP identifiers, which are a superset of
749	855	identifiers in the grammatical sense. */
750	856
751	857	union GTY(()) _cpp_hashnode_value {
752		− /* If a macro. */
753		− cpp_macro * GTY((tag ("NTV_MACRO"))) macro;
754		− /* Answers to an assertion. */
755		− struct answer * GTY ((tag ("NTV_ANSWER"))) answers;
	858	+ /* Assert (maybe NULL) */
	859	+ cpp_macro * GTY((tag ("NT_VOID"))) answers;
	860	+ /* Macro (never NULL) */
	861	+ cpp_macro * GTY((tag ("NT_USER_MACRO"))) macro;
756	862	/* Code for a builtin macro. */
757		− enum cpp_builtin_type GTY ((tag ("NTV_BUILTIN"))) builtin;
	863	+ enum cpp_builtin_type GTY ((tag ("NT_BUILTIN_MACRO"))) builtin;
758	864	/* Macro argument index. */
759		− unsigned short GTY ((tag ("NTV_ARGUMENT"))) arg_index;
	865	+ unsigned short GTY ((tag ("NT_MACRO_ARG"))) arg_index;
760	866	};
761	867
762	868	struct GTY(()) cpp_hashnode {
@@ -766,10 +872,12 @@ struct GTY(()) cpp_hashnode { · 3 unmodified lines
766	872	then index into directive table.
767	873	Otherwise, a NODE_OPERATOR. */
768	874	unsigned char rid_code; /* Rid code - for front ends. */
769		− ENUM_BITFIELD(node_type) type : 6; /* CPP node type. */
770		− unsigned int flags : 10; /* CPP flags. */
	875	+ ENUM_BITFIELD(node_type) type : 2; /* CPP node type. */
	876	+ unsigned int flags : 8; /* CPP flags. */
	877	+
	878	+ /* 6 bits spare (plus another 32 on 64-bit hosts). */
771	879
772		− union _cpp_hashnode_value GTY ((desc ("CPP_HASHNODE_VALUE_IDX (%1)"))) value;
	880	+ union _cpp_hashnode_value GTY ((desc ("%1.type"))) value;
773	881	};
774	882
775	883	/* A class for iterating through the source locations within a
@@ -778,13 +886,13 @@ struct GTY(()) cpp_hashnode { · 2 unmodified lines
778	886
779	887	class cpp_string_location_reader {
780	888	public:
781		− cpp_string_location_reader (source_location src_loc,
	889	+ cpp_string_location_reader (location_t src_loc,
782	890	line_maps *line_table);
783	891
784	892	source_range get_next ();
785	893
786	894	private:
787		− source_location m_loc;
	895	+ location_t m_loc;
788	896	int m_offset_per_column;
789	897	line_maps *m_line_table;
790	898	};
@@ -889,11 +997,32 @@ extern int cpp_avoid_paste (cpp_reader , const cpp_token , · 98 unmodified lines
889	997	const cpp_token *);
890	998	extern const cpp_token cpp_get_token (cpp_reader );
891	999	extern const cpp_token cpp_get_token_with_location (cpp_reader ,
892		− source_location *);
893		−extern bool cpp_fun_like_macro_p (cpp_hashnode *);
	1000	+ location_t *);
	1001	+inline bool cpp_user_macro_p (const cpp_hashnode *node)
	1002	+{
	1003	+ return node->type == NT_USER_MACRO;
	1004	+}
	1005	+inline bool cpp_builtin_macro_p (const cpp_hashnode *node)
	1006	+{
	1007	+ return node->type == NT_BUILTIN_MACRO;
	1008	+}
	1009	+inline bool cpp_macro_p (const cpp_hashnode *node)
	1010	+{
	1011	+ return node->type & NT_MACRO_MASK;
	1012	+}
	1013	+
	1014	+/* Returns true if NODE is a function-like user macro. */
	1015	+inline bool cpp_fun_like_macro_p (cpp_hashnode *node)
	1016	+{
	1017	+ return cpp_user_macro_p (node) && node->value.macro->fun_like;
	1018	+}
	1019	+
894	1020	extern const unsigned char cpp_macro_definition (cpp_reader ,
895	1021	cpp_hashnode *);
896		−extern source_location cpp_macro_definition_location (cpp_hashnode *);
	1022	+inline location_t cpp_macro_definition_location (cpp_hashnode *node)
	1023	+{
	1024	+ return node->value.macro->line;
	1025	+}
897	1026	extern void _cpp_backup_tokens (cpp_reader *, unsigned int);
898	1027	extern const cpp_token cpp_peek_token (cpp_reader , int);
899	1028
@@ -926,6 +1055,9 @@ extern void cpp_assert (cpp_reader , const char ); · 26 unmodified lines
926	1055	extern void cpp_undef (cpp_reader , const char );
927	1056	extern void cpp_unassert (cpp_reader , const char );
928	1057
	1058	+/* Mark a node as a lazily defined macro. */
	1059	+extern void cpp_define_lazily (cpp_reader , cpp_hashnode node, unsigned N);
	1060	+
929	1061	/* Undefine all macros and assertions. */
930	1062	extern void cpp_undef_all (cpp_reader *);
931	1063
@@ -996,7 +1128,7 @@ struct cpp_num · 64 unmodified lines
996	1128	/* Classify a CPP_NUMBER token. The return value is a combination of
997	1129	the flags from the above sets. */
998	1130	extern unsigned cpp_classify_number (cpp_reader , const cpp_token ,
999		− const char **, source_location);
	1131	+ const char **, location_t);
1000	1132
1001	1133	/* Return the classification flags for a float suffix. */
1002	1134	extern unsigned int cpp_interpret_float_suffix (cpp_reader , const char ,
@@ -1014,99 +1146,55 @@ extern cpp_num cpp_interpret_integer (cpp_reader , const cpp_token , · 11 unmodified lines
1014	1146	others assumed clear, to fill out a cpp_num structure. */
1015	1147	cpp_num cpp_num_sign_extend (cpp_num, size_t);
1016	1148
1017		−/* Diagnostic levels. To get a diagnostic without associating a
1018		− position in the translation unit with it, use cpp_error_with_line
1019		− with a line number of zero. */
1020		−
1021		−enum {
1022		− /* Warning, an error with -Werror. */
1023		− CPP_DL_WARNING = 0,
1024		− /* Same as CPP_DL_WARNING, except it is not suppressed in system headers. */
1025		− CPP_DL_WARNING_SYSHDR,
1026		− /* Warning, an error with -pedantic-errors or -Werror. */
1027		− CPP_DL_PEDWARN,
1028		− /* An error. */
1029		− CPP_DL_ERROR,
1030		− /* An internal consistency check failed. Prints "internal error: ",
1031		− otherwise the same as CPP_DL_ERROR. */
1032		− CPP_DL_ICE,
1033		− /* An informative note following a warning. */
1034		− CPP_DL_NOTE,
1035		− /* A fatal error. */
1036		− CPP_DL_FATAL
1037		−};
1038		−
1039		−/* Warning reason codes. Use a reason code of zero for unclassified warnings
1040		− and errors that are not warnings. */
1041		−enum {
1042		− CPP_W_NONE = 0,
1043		− CPP_W_DEPRECATED,
1044		− CPP_W_COMMENTS,
1045		− CPP_W_MISSING_INCLUDE_DIRS,
1046		− CPP_W_TRIGRAPHS,
1047		− CPP_W_MULTICHAR,
1048		− CPP_W_TRADITIONAL,
1049		− CPP_W_LONG_LONG,
1050		− CPP_W_ENDIF_LABELS,
1051		− CPP_W_NUM_SIGN_CHANGE,
1052		− CPP_W_VARIADIC_MACROS,
1053		− CPP_W_BUILTIN_MACRO_REDEFINED,
1054		− CPP_W_DOLLARS,
1055		− CPP_W_UNDEF,
1056		− CPP_W_UNUSED_MACROS,
1057		− CPP_W_CXX_OPERATOR_NAMES,
1058		− CPP_W_NORMALIZE,
1059		− CPP_W_INVALID_PCH,
1060		− CPP_W_WARNING_DIRECTIVE,
1061		− CPP_W_LITERAL_SUFFIX,
1062		− CPP_W_DATE_TIME,
1063		− CPP_W_PEDANTIC,
1064		− CPP_W_C90_C99_COMPAT,
1065		− CPP_W_CXX11_COMPAT,
1066		− CPP_W_EXPANSION_TO_DEFINED
1067		−};
1068		−
1069	1149	/* Output a diagnostic of some kind. */
1070		−extern bool cpp_error (cpp_reader , int, const char msgid, ...)
	1150	+extern bool cpp_error (cpp_reader *, enum cpp_diagnostic_level,
	1151	+ const char *msgid, ...)
1071	1152	ATTRIBUTE_PRINTF_3;
1072		−extern bool cpp_warning (cpp_reader , int, const char msgid, ...)
	1153	+extern bool cpp_warning (cpp_reader *, enum cpp_warning_reason,
	1154	+ const char *msgid, ...)
1073	1155	ATTRIBUTE_PRINTF_3;
1074		−extern bool cpp_pedwarning (cpp_reader , int, const char msgid, ...)
	1156	+extern bool cpp_pedwarning (cpp_reader *, enum cpp_warning_reason,
	1157	+ const char *msgid, ...)
1075	1158	ATTRIBUTE_PRINTF_3;
1076		−extern bool cpp_warning_syshdr (cpp_reader , int, const char msgid, ...)
	1159	+extern bool cpp_warning_syshdr (cpp_reader *, enum cpp_warning_reason reason,
	1160	+ const char *msgid, ...)
1077	1161	ATTRIBUTE_PRINTF_3;
1078	1162
1079	1163	/* Output a diagnostic with "MSGID: " preceding the
1080	1164	error string of errno. No location is printed. */
1081		−extern bool cpp_errno (cpp_reader , int, const char msgid);
	1165	+extern bool cpp_errno (cpp_reader *, enum cpp_diagnostic_level,
	1166	+ const char *msgid);
1082	1167	/* Similarly, but with "FILENAME: " instead of "MSGID: ", where
1083	1168	the filename is not localized. */
1084		−extern bool cpp_errno_filename (cpp_reader , int, const char filename,
1085		− source_location loc);
	1169	+extern bool cpp_errno_filename (cpp_reader *, enum cpp_diagnostic_level,
	1170	+ const char *filename, location_t loc);
1086	1171
1087	1172	/* Same as cpp_error, except additionally specifies a position as a
1088	1173	(translation unit) physical line and physical column. If the line is
1089	1174	zero, then no location is printed. */
1090		−extern bool cpp_error_with_line (cpp_reader *, int, source_location,
1091		− unsigned, const char *msgid, ...)
	1175	+extern bool cpp_error_with_line (cpp_reader *, enum cpp_diagnostic_level,
	1176	+ location_t, unsigned,
	1177	+ const char *msgid, ...)
1092	1178	ATTRIBUTE_PRINTF_5;
1093		−extern bool cpp_warning_with_line (cpp_reader *, int, source_location,
1094		− unsigned, const char *msgid, ...)
	1179	+extern bool cpp_warning_with_line (cpp_reader *, enum cpp_warning_reason,
	1180	+ location_t, unsigned,
	1181	+ const char *msgid, ...)
1095	1182	ATTRIBUTE_PRINTF_5;
1096		−extern bool cpp_pedwarning_with_line (cpp_reader *, int, source_location,
1097		− unsigned, const char *msgid, ...)
	1183	+extern bool cpp_pedwarning_with_line (cpp_reader *, enum cpp_warning_reason,
	1184	+ location_t, unsigned,
	1185	+ const char *msgid, ...)
1098	1186	ATTRIBUTE_PRINTF_5;
1099		−extern bool cpp_warning_with_line_syshdr (cpp_reader *, int, source_location,
1100		− unsigned, const char *msgid, ...)
	1187	+extern bool cpp_warning_with_line_syshdr (cpp_reader *, enum cpp_warning_reason,
	1188	+ location_t, unsigned,
	1189	+ const char *msgid, ...)
1101	1190	ATTRIBUTE_PRINTF_5;
1102	1191
1103		−extern bool cpp_error_at (cpp_reader * pfile, int level,
1104		− source_location src_loc, const char *msgid, ...)
	1192	+extern bool cpp_error_at (cpp_reader * pfile, enum cpp_diagnostic_level,
	1193	+ location_t src_loc, const char *msgid, ...)
1105	1194	ATTRIBUTE_PRINTF_4;
1106	1195
1107		−extern bool cpp_error_at (cpp_reader * pfile, int level,
1108		− rich_location richloc, const char msgid,
1109		− ...)
	1196	+extern bool cpp_error_at (cpp_reader * pfile, enum cpp_diagnostic_level,
	1197	+ rich_location richloc, const char msgid, ...)
1110	1198	ATTRIBUTE_PRINTF_4;
1111	1199
1112	1200	/* In lex.c */
@@ -1133,7 +1221,7 @@ typedef struct · 20 unmodified lines
1133	1221	char *comment;
1134	1222
1135	1223	/* source location for the given comment. */
1136		− source_location sloc;
	1224	+ location_t sloc;
1137	1225	} cpp_comment;
1138	1226
1139	1227	/* Structure holding all comments for a given cpp_reader. */
@@ -1172,7 +1260,7 @@ extern unsigned char cpp_quote_string (unsigned char , const unsigned char *, · 32 unmodified lines
1172	1260
1173	1261	/* In files.c */
1174	1262	extern bool cpp_included (cpp_reader , const char );
1175		−extern bool cpp_included_before (cpp_reader , const char , source_location);
	1263	+extern bool cpp_included_before (cpp_reader , const char , location_t);
1176	1264	extern void cpp_make_system_header (cpp_reader *, int, int);
1177	1265	extern bool cpp_push_include (cpp_reader , const char );
1178	1266	extern bool cpp_push_default_include (cpp_reader , const char );
@@ -1195,7 +1283,7 @@ extern int cpp_read_state (cpp_reader , const char , FILE *, · 16 unmodified lines
1195	1283	struct save_macro_data *);
1196	1284
1197	1285	/* In lex.c */
1198		−extern void cpp_force_token_locations (cpp_reader , source_location );
	1286	+extern void cpp_force_token_locations (cpp_reader *, location_t);
1199	1287	extern void cpp_stop_forcing_token_locations (cpp_reader *);
1200	1288
1201	1289	/* In expr.c */

gcc-9.1

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