lint: clean up keyword definitions for the lexer
There is only one specialized keyword that is also a GCC attribute, it's "section". All other keywords passed 0 in that macro argument. No binary change.
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rillig
parent
b73e416b78
commit
5db2a0cfc6
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@ -1,4 +1,4 @@
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/* $NetBSD: lex.c,v 1.119 2022/04/13 22:20:42 rillig Exp $ */
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/* $NetBSD: lex.c,v 1.120 2022/04/16 18:13:54 rillig Exp $ */
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/*
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* Copyright (c) 1996 Christopher G. Demetriou. All Rights Reserved.
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@ -38,7 +38,7 @@
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#include <sys/cdefs.h>
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#if defined(__RCSID) && !defined(lint)
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__RCSID("$NetBSD: lex.c,v 1.119 2022/04/13 22:20:42 rillig Exp $");
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__RCSID("$NetBSD: lex.c,v 1.120 2022/04/16 18:13:54 rillig Exp $");
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#endif
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#include <ctype.h>
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@ -73,14 +73,14 @@ bool in_system_header;
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(c90) > 0, (c99) > 0, (gcc) > 0, (attr) > 0, \
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((deco) & 1) != 0, ((deco) & 2) != 0, ((deco) & 4) != 0, \
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}
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#define kwdef_token(name, token, c90, c99, gcc, attr, deco) \
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kwdef(name, token, 0, 0, 0, c90, c99, gcc, attr, deco)
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#define kwdef_sclass(name, sclass, c90, c99, gcc, attr, deco) \
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kwdef(name, T_SCLASS, sclass, 0, 0, c90, c99, gcc, attr, deco)
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#define kwdef_type(name, tspec, c90, c99, gcc, attr, deco) \
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kwdef(name, T_TYPE, 0, tspec, 0, c90, c99, gcc, attr, deco)
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#define kwdef_tqual(name, tqual, c90, c99, gcc, attr, deco) \
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kwdef(name, T_QUAL, 0, 0, tqual, c90, c99, gcc, attr, deco)
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#define kwdef_token(name, token, c90, c99, gcc, deco) \
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kwdef(name, token, 0, 0, 0, c90, c99, gcc, 0, deco)
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#define kwdef_sclass(name, sclass, c90, c99, gcc, deco) \
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kwdef(name, T_SCLASS, sclass, 0, 0, c90, c99, gcc, 0, deco)
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#define kwdef_type(name, tspec, c90, c99, gcc, deco) \
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kwdef(name, T_TYPE, 0, tspec, 0, c90, c99, gcc, 0, deco)
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#define kwdef_tqual(name, tqual, c90, c99, gcc, deco) \
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kwdef(name, T_QUAL, 0, 0, tqual, c90, c99, gcc, 0, deco)
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#define kwdef_keyword(name, token) \
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kwdef(name, token, 0, 0, 0, 0, 0, 0, 0, 1)
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#define kwdef_gcc_attr(name, token) \
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@ -106,23 +106,23 @@ static const struct keyword {
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kwdef_keyword( "_Alignas", T_ALIGNAS),
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kwdef_keyword( "_Alignof", T_ALIGNOF),
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kwdef_gcc_attr( "aligned", T_AT_ALIGNED),
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kwdef_token( "__alignof__", T_ALIGNOF, 0,0,0,0,1),
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kwdef_token( "__alignof__", T_ALIGNOF, 0,0,0,1),
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kwdef_gcc_attr( "alloc_size", T_AT_ALLOC_SIZE),
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kwdef_gcc_attr( "always_inline",T_AT_ALWAYS_INLINE),
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kwdef_token( "asm", T_ASM, 0,0,1,0,7),
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kwdef_token( "attribute", T_ATTRIBUTE, 0,0,1,0,6),
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kwdef_sclass( "auto", AUTO, 0,0,0,0,1),
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kwdef_type( "_Bool", BOOL, 0,1,0,0,1),
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kwdef_token( "asm", T_ASM, 0,0,1,7),
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kwdef_token( "attribute", T_ATTRIBUTE, 0,0,1,6),
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kwdef_sclass( "auto", AUTO, 0,0,0,1),
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kwdef_type( "_Bool", BOOL, 0,1,0,1),
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kwdef_gcc_attr( "bounded", T_AT_BOUNDED),
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kwdef_keyword( "break", T_BREAK),
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kwdef_gcc_attr( "buffer", T_AT_BUFFER),
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kwdef_token( "__builtin_offsetof", T_BUILTIN_OFFSETOF, 0,0,1,0,1),
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kwdef_token( "__builtin_offsetof", T_BUILTIN_OFFSETOF, 0,0,1,1),
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kwdef_keyword( "case", T_CASE),
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kwdef_type( "char", CHAR, 0,0,0,0,1),
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kwdef_type( "char", CHAR, 0,0,0,1),
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kwdef_gcc_attr( "cold", T_AT_COLD),
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kwdef_gcc_attr( "common", T_AT_COMMON),
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kwdef_type( "_Complex", COMPLEX, 0,1,0,0,1),
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kwdef_tqual( "const", CONST, 1,0,0,0,7),
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kwdef_type( "_Complex", COMPLEX, 0,1,0,1),
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kwdef_tqual( "const", CONST, 1,0,0,7),
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kwdef_gcc_attr( "constructor", T_AT_CONSTRUCTOR),
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kwdef_keyword( "continue", T_CONTINUE),
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kwdef_keyword( "default", T_DEFAULT),
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@ -131,29 +131,29 @@ static const struct keyword {
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kwdef_gcc_attr( "disable_sanitizer_instrumentation",
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T_AT_DISABLE_SANITIZER_INSTRUMENTATION),
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kwdef_keyword( "do", T_DO),
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kwdef_type( "double", DOUBLE, 0,0,0,0,1),
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kwdef_type( "double", DOUBLE, 0,0,0,1),
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kwdef_keyword( "else", T_ELSE),
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kwdef_keyword( "enum", T_ENUM),
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kwdef_token( "__extension__",T_EXTENSION, 0,0,1,0,1),
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kwdef_sclass( "extern", EXTERN, 0,0,0,0,1),
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kwdef_token( "__extension__",T_EXTENSION, 0,0,1,1),
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kwdef_sclass( "extern", EXTERN, 0,0,0,1),
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kwdef_gcc_attr( "fallthrough", T_AT_FALLTHROUGH),
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kwdef_type( "float", FLOAT, 0,0,0,0,1),
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kwdef_type( "float", FLOAT, 0,0,0,1),
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kwdef_keyword( "for", T_FOR),
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kwdef_gcc_attr( "format", T_AT_FORMAT),
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kwdef_gcc_attr( "format_arg", T_AT_FORMAT_ARG),
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kwdef_token( "_Generic", T_GENERIC, 0,1,0,0,1),
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kwdef_token( "_Generic", T_GENERIC, 0,1,0,1),
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kwdef_gcc_attr( "gnu_inline", T_AT_GNU_INLINE),
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kwdef_gcc_attr( "gnu_printf", T_AT_FORMAT_GNU_PRINTF),
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kwdef_keyword( "goto", T_GOTO),
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kwdef_gcc_attr( "hot", T_AT_HOT),
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kwdef_keyword( "if", T_IF),
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kwdef_token( "__imag__", T_IMAG, 0,0,1,0,1),
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kwdef_sclass( "inline", INLINE, 0,1,0,0,7),
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kwdef_type( "int", INT, 0,0,0,0,1),
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kwdef_token( "__imag__", T_IMAG, 0,0,1,1),
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kwdef_sclass( "inline", INLINE, 0,1,0,7),
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kwdef_type( "int", INT, 0,0,0,1),
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#ifdef INT128_SIZE
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kwdef_type( "__int128_t", INT128, 0,1,0,0,1),
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kwdef_type( "__int128_t", INT128, 0,1,0,1),
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#endif
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kwdef_type( "long", LONG, 0,0,0,0,1),
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kwdef_type( "long", LONG, 0,0,0,1),
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kwdef_gcc_attr( "malloc", T_AT_MALLOC),
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kwdef_gcc_attr( "may_alias", T_AT_MAY_ALIAS),
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kwdef_gcc_attr( "minbytes", T_AT_MINBYTES),
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@ -165,55 +165,55 @@ static const struct keyword {
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kwdef_gcc_attr( "noinline", T_AT_NOINLINE),
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kwdef_gcc_attr( "nonnull", T_AT_NONNULL),
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kwdef_gcc_attr( "nonstring", T_AT_NONSTRING),
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kwdef_token( "_Noreturn", T_NORETURN, 0,1,0,0,1),
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kwdef_token( "_Noreturn", T_NORETURN, 0,1,0,1),
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kwdef_gcc_attr( "noreturn", T_AT_NORETURN),
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kwdef_gcc_attr( "nothrow", T_AT_NOTHROW),
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kwdef_gcc_attr( "optimize", T_AT_OPTIMIZE),
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kwdef_gcc_attr( "optnone", T_AT_OPTNONE),
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kwdef_gcc_attr( "packed", T_AT_PACKED),
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kwdef_token( "__packed", T_PACKED, 0,0,0,0,1),
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kwdef_token( "__packed", T_PACKED, 0,0,0,1),
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kwdef_gcc_attr( "pcs", T_AT_PCS),
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kwdef_gcc_attr( "printf", T_AT_FORMAT_PRINTF),
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kwdef_gcc_attr( "pure", T_AT_PURE),
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kwdef_token( "__real__", T_REAL, 0,0,1,0,1),
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kwdef_sclass( "register", REG, 0,0,0,0,1),
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kwdef_token( "__real__", T_REAL, 0,0,1,1),
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kwdef_sclass( "register", REG, 0,0,0,1),
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kwdef_gcc_attr( "regparm", T_AT_REGPARM),
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kwdef_tqual( "restrict", RESTRICT, 0,1,0,0,7),
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kwdef_tqual( "restrict", RESTRICT, 0,1,0,7),
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kwdef_keyword( "return", T_RETURN),
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kwdef_gcc_attr( "returns_nonnull",T_AT_RETURNS_NONNULL),
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kwdef_gcc_attr( "returns_twice",T_AT_RETURNS_TWICE),
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kwdef_gcc_attr( "scanf", T_AT_FORMAT_SCANF),
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kwdef_token( "section", T_AT_SECTION, 0,0,1,1,7),
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kwdef( "section", T_AT_SECTION, 0,0,0,0,0,1,1,7),
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kwdef_gcc_attr( "sentinel", T_AT_SENTINEL),
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kwdef_type( "short", SHORT, 0,0,0,0,1),
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kwdef_type( "signed", SIGNED, 1,0,0,0,3),
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kwdef_type( "short", SHORT, 0,0,0,1),
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kwdef_type( "signed", SIGNED, 1,0,0,3),
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kwdef_keyword( "sizeof", T_SIZEOF),
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kwdef_sclass( "static", STATIC, 0,0,0,0,1),
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kwdef_sclass( "static", STATIC, 0,0,0,1),
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kwdef_keyword( "_Static_assert", T_STATIC_ASSERT),
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kwdef_gcc_attr( "strfmon", T_AT_FORMAT_STRFMON),
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kwdef_gcc_attr( "strftime", T_AT_FORMAT_STRFTIME),
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kwdef_gcc_attr( "string", T_AT_STRING),
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kwdef("struct", T_STRUCT_OR_UNION, 0, STRUCT, 0, 0,0,0,0,1),
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kwdef_keyword( "switch", T_SWITCH),
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kwdef_token( "__symbolrename", T_SYMBOLRENAME, 0,0,0,0,1),
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kwdef_token( "__symbolrename", T_SYMBOLRENAME, 0,0,0,1),
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kwdef_gcc_attr( "syslog", T_AT_FORMAT_SYSLOG),
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kwdef_gcc_attr( "target", T_AT_TARGET),
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kwdef_tqual( "__thread", THREAD, 0,0,1,0,1),
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kwdef_tqual( "_Thread_local", THREAD, 0,1,0,0,1),
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kwdef_tqual( "__thread", THREAD, 0,0,1,1),
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kwdef_tqual( "_Thread_local", THREAD, 0,1,0,1),
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kwdef_gcc_attr( "tls_model", T_AT_TLS_MODEL),
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kwdef_gcc_attr( "transparent_union", T_AT_TUNION),
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kwdef_sclass( "typedef", TYPEDEF, 0,0,0,0,1),
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kwdef_token( "typeof", T_TYPEOF, 0,0,1,0,7),
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kwdef_sclass( "typedef", TYPEDEF, 0,0,0,1),
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kwdef_token( "typeof", T_TYPEOF, 0,0,1,7),
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#ifdef INT128_SIZE
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kwdef_type( "__uint128_t", UINT128, 0,1,0,0,1),
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kwdef_type( "__uint128_t", UINT128, 0,1,0,1),
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#endif
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kwdef("union", T_STRUCT_OR_UNION, 0, UNION, 0, 0,0,0,0,1),
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kwdef_type( "unsigned", UNSIGN, 0,0,0,0,1),
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kwdef_type( "unsigned", UNSIGN, 0,0,0,1),
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kwdef_gcc_attr( "unused", T_AT_UNUSED),
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kwdef_gcc_attr( "used", T_AT_USED),
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kwdef_gcc_attr( "visibility", T_AT_VISIBILITY),
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kwdef_type( "void", VOID, 0,0,0,0,1),
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kwdef_tqual( "volatile", VOLATILE, 1,0,0,0,7),
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kwdef_type( "void", VOID, 0,0,0,1),
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kwdef_tqual( "volatile", VOLATILE, 1,0,0,7),
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kwdef_gcc_attr( "warn_unused_result", T_AT_WARN_UNUSED_RESULT),
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kwdef_gcc_attr( "weak", T_AT_WEAK),
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kwdef_keyword( "while", T_WHILE),
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