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[src/trunk]: src/usr.bin/xlint/lint1 lint: reduce redundancy when defining GC...
details: https://anonhg.NetBSD.org/src/rev/6252cd6c867f
branches: trunk
changeset: 1021028:6252cd6c867f
user: rillig <rillig%NetBSD.org@localhost>
date: Mon May 03 07:25:08 2021 +0000
description:
lint: reduce redundancy when defining GCC attributes
This macro would have prevented the unintended inconsistency in the
attribute 'pcs' (for ARM).
No functional change. The generated code is the same, except for the
line numbers in lint_assert.
diffstat:
usr.bin/xlint/lint1/lex.c | 98 +++++++++++++++++++++++-----------------------
1 files changed, 50 insertions(+), 48 deletions(-)
diffs (170 lines):
diff -r ad2ed4890b73 -r 6252cd6c867f usr.bin/xlint/lint1/lex.c
--- a/usr.bin/xlint/lint1/lex.c Mon May 03 07:08:54 2021 +0000
+++ b/usr.bin/xlint/lint1/lex.c Mon May 03 07:25:08 2021 +0000
@@ -1,4 +1,4 @@
-/* $NetBSD: lex.c,v 1.33 2021/05/03 07:08:54 rillig Exp $ */
+/* $NetBSD: lex.c,v 1.34 2021/05/03 07:25:08 rillig Exp $ */
/*
* Copyright (c) 1996 Christopher G. Demetriou. All Rights Reserved.
@@ -38,7 +38,7 @@
#include <sys/cdefs.h>
#if defined(__RCSID) && !defined(lint)
-__RCSID("$NetBSD: lex.c,v 1.33 2021/05/03 07:08:54 rillig Exp $");
+__RCSID("$NetBSD: lex.c,v 1.34 2021/05/03 07:25:08 rillig Exp $");
#endif
#include <ctype.h>
@@ -112,6 +112,8 @@
kwdef(name, T_TYPE, 0, tspec, 0, c89, c99, gcc, attr, deco)
#define kwdef_tqual(name, tqual, c89, c99, gcc, attr, deco) \
kwdef(name, T_QUAL, 0, 0, tqual, c89, c99, gcc, attr, deco)
+#define kwdef_gcc_attr(name, token) \
+ kwdef(name, token, 0, 0, 0, 0, 0, 1, 1, 5)
/*
* Keywords.
@@ -142,96 +144,96 @@
kwdef_token( "_Generic", T_GENERIC, 0,1,0,0,1),
kwdef_token( "_Noreturn", T_NORETURN, 0,1,0,0,1),
kwdef_tqual( "_Thread_local", THREAD, 0,1,0,0,1),
- kwdef_token( "alias", T_AT_ALIAS, 0,0,1,1,5),
- kwdef_token( "aligned", T_AT_ALIGNED, 0,0,1,1,5),
+ kwdef_gcc_attr( "alias", T_AT_ALIAS),
+ kwdef_gcc_attr( "aligned", T_AT_ALIGNED),
kwdef_token( "alignof", T_ALIGNOF, 0,0,0,0,4),
- kwdef_token( "alloc_size", T_AT_ALLOC_SIZE, 0,0,1,1,5),
- kwdef_token( "always_inline", T_AT_ALWAYS_INLINE, 0,0,1,1,5),
+ kwdef_gcc_attr( "alloc_size", T_AT_ALLOC_SIZE),
+ kwdef_gcc_attr( "always_inline",T_AT_ALWAYS_INLINE),
kwdef_token( "asm", T_ASM, 0,0,1,0,7),
kwdef_token( "attribute", T_ATTRIBUTE, 0,0,1,0,6),
kwdef_sclass( "auto", AUTO, 0,0,0,0,1),
- kwdef_token( "bounded", T_AT_BOUNDED, 0,0,1,1,5),
+ kwdef_gcc_attr( "bounded", T_AT_BOUNDED),
kwdef_token( "break", T_BREAK, 0,0,0,0,1),
- kwdef_token( "buffer", T_AT_BUFFER, 0,0,1,1,5),
+ kwdef_gcc_attr( "buffer", T_AT_BUFFER),
kwdef_token( "builtin_offsetof", T_BUILTIN_OFFSETOF, 0,0,1,0,2),
kwdef_token( "case", T_CASE, 0,0,0,0,1),
kwdef_type( "char", CHAR, 0,0,0,0,1),
- kwdef_token( "cold", T_AT_COLD, 0,0,1,1,5),
- kwdef_token( "common", T_AT_COMMON, 0,0,1,1,5),
+ kwdef_gcc_attr( "cold", T_AT_COLD),
+ kwdef_gcc_attr( "common", T_AT_COMMON),
kwdef_tqual( "const", CONST, 1,0,0,0,7),
- kwdef_token( "constructor", T_AT_CONSTRUCTOR, 0,0,1,1,5),
+ kwdef_gcc_attr( "constructor", T_AT_CONSTRUCTOR),
kwdef_token( "continue", T_CONTINUE, 0,0,0,0,1),
kwdef_token( "default", T_DEFAULT, 0,0,0,0,1),
- kwdef_token( "deprecated", T_AT_DEPRECATED, 0,0,1,1,5),
- kwdef_token( "destructor", T_AT_DESTRUCTOR, 0,0,1,1,5),
+ kwdef_gcc_attr( "deprecated", T_AT_DEPRECATED),
+ kwdef_gcc_attr( "destructor", T_AT_DESTRUCTOR),
kwdef_token( "do", T_DO, 0,0,0,0,1),
kwdef_type( "double", DOUBLE, 0,0,0,0,1),
kwdef_token( "else", T_ELSE, 0,0,0,0,1),
kwdef_token( "enum", T_ENUM, 0,0,0,0,1),
kwdef_token( "extension", T_EXTENSION, 0,0,1,0,4),
kwdef_sclass( "extern", EXTERN, 0,0,0,0,1),
- kwdef_token( "fallthrough", T_AT_FALLTHROUGH, 0,0,1,1,5),
+ kwdef_gcc_attr( "fallthrough", T_AT_FALLTHROUGH),
kwdef_type( "float", FLOAT, 0,0,0,0,1),
kwdef_token( "for", T_FOR, 0,0,0,0,1),
- kwdef_token( "format", T_AT_FORMAT, 0,0,1,1,5),
- kwdef_token( "format_arg", T_AT_FORMAT_ARG, 0,0,1,1,5),
- kwdef_token( "gnu_inline", T_AT_GNU_INLINE, 0,0,1,1,5),
- kwdef_token( "gnu_printf", T_AT_FORMAT_GNU_PRINTF, 0,0,1,1,5),
+ kwdef_gcc_attr( "format", T_AT_FORMAT),
+ kwdef_gcc_attr( "format_arg", T_AT_FORMAT_ARG),
+ kwdef_gcc_attr( "gnu_inline", T_AT_GNU_INLINE),
+ kwdef_gcc_attr( "gnu_printf", T_AT_FORMAT_GNU_PRINTF),
kwdef_token( "goto", T_GOTO, 0,0,0,0,1),
kwdef_token( "if", T_IF, 0,0,0,0,1),
kwdef_token( "imag", T_IMAG, 0,1,0,0,4),
kwdef_sclass( "inline", INLINE, 0,1,0,0,7),
kwdef_type( "int", INT, 0,0,0,0,1),
kwdef_type( "long", LONG, 0,0,0,0,1),
- kwdef_token( "malloc", T_AT_MALLOC, 0,0,1,1,5),
- kwdef_token( "may_alias", T_AT_MAY_ALIAS, 0,0,1,1,5),
- kwdef_token( "minbytes", T_AT_MINBYTES, 0,0,1,1,5),
- kwdef_token( "mode", T_AT_MODE, 0,0,1,1,5),
- kwdef_token( "no_instrument_function",
- T_AT_NO_INSTRUMENT_FUNCTION, 0,0,1,1,5),
- kwdef_token( "noinline", T_AT_NOINLINE, 0,0,1,1,5),
- kwdef_token( "nonnull", T_AT_NONNULL, 0,0,1,1,5),
- kwdef_token( "nonstring", T_AT_NONSTRING, 0,0,1,1,5),
- kwdef_token( "noreturn", T_AT_NORETURN, 0,0,1,1,5),
- kwdef_token( "nothrow", T_AT_NOTHROW, 0,0,1,1,5),
- kwdef_token( "optimize", T_AT_OPTIMIZE, 0,0,1,1,5),
- kwdef_token( "packed", T_AT_PACKED, 0,0,1,1,5),
+ kwdef_gcc_attr( "malloc", T_AT_MALLOC),
+ kwdef_gcc_attr( "may_alias", T_AT_MAY_ALIAS),
+ kwdef_gcc_attr( "minbytes", T_AT_MINBYTES),
+ kwdef_gcc_attr( "mode", T_AT_MODE),
+ kwdef_gcc_attr("no_instrument_function",
+ T_AT_NO_INSTRUMENT_FUNCTION),
+ kwdef_gcc_attr( "noinline", T_AT_NOINLINE),
+ kwdef_gcc_attr( "nonnull", T_AT_NONNULL),
+ kwdef_gcc_attr( "nonstring", T_AT_NONSTRING),
+ kwdef_gcc_attr( "noreturn", T_AT_NORETURN),
+ kwdef_gcc_attr( "nothrow", T_AT_NOTHROW),
+ kwdef_gcc_attr( "optimize", T_AT_OPTIMIZE),
+ kwdef_gcc_attr( "packed", T_AT_PACKED),
kwdef_token( "packed", T_PACKED, 0,0,0,0,2),
- kwdef_token( "pcs", T_AT_PCS, 0,0,1,1,5),
- kwdef_token( "printf", T_AT_FORMAT_PRINTF, 0,0,1,1,5),
- kwdef_token( "pure", T_AT_PURE, 0,0,1,1,5),
+ kwdef_gcc_attr( "pcs", T_AT_PCS),
+ kwdef_gcc_attr( "printf", T_AT_FORMAT_PRINTF),
+ kwdef_gcc_attr( "pure", T_AT_PURE),
kwdef_token( "real", T_REAL, 0,1,0,0,4),
kwdef_sclass( "register", REG, 0,0,0,0,1),
kwdef_tqual( "restrict", RESTRICT, 0,1,0,0,5),
kwdef_token( "return", T_RETURN, 0,0,0,0,1),
- kwdef_token( "returns_twice", T_AT_RETURNS_TWICE, 0,0,1,1,5),
- kwdef_token( "scanf", T_AT_FORMAT_SCANF, 0,0,1,1,5),
+ kwdef_gcc_attr( "returns_twice",T_AT_RETURNS_TWICE),
+ kwdef_gcc_attr( "scanf", T_AT_FORMAT_SCANF),
kwdef_token( "section", T_AT_SECTION, 0,0,1,1,7),
- kwdef_token( "sentinel", T_AT_SENTINEL, 0,0,1,1,5),
+ kwdef_gcc_attr( "sentinel", T_AT_SENTINEL),
kwdef_type( "short", SHORT, 0,0,0,0,1),
kwdef_type( "signed", SIGNED, 1,0,0,0,3),
kwdef_token( "sizeof", T_SIZEOF, 0,0,0,0,1),
kwdef_sclass( "static", STATIC, 0,0,0,0,1),
- kwdef_token( "strfmon", T_AT_FORMAT_STRFMON, 0,0,1,1,5),
- kwdef_token( "strftime", T_AT_FORMAT_STRFTIME, 0,0,1,1,5),
- kwdef_token( "string", T_AT_STRING, 0,0,1,1,5),
+ kwdef_gcc_attr( "strfmon", T_AT_FORMAT_STRFMON),
+ kwdef_gcc_attr( "strftime", T_AT_FORMAT_STRFTIME),
+ kwdef_gcc_attr( "string", T_AT_STRING),
kwdef("struct", T_STRUCT_OR_UNION, 0, STRUCT, 0, 0,0,0,0,1),
kwdef_token( "switch", T_SWITCH, 0,0,0,0,1),
kwdef_token( "symbolrename", T_SYMBOLRENAME, 0,0,0,0,2),
- kwdef_token( "syslog", T_AT_FORMAT_SYSLOG, 0,0,1,1,5),
- kwdef_token( "transparent_union", T_AT_TUNION, 0,0,1,1,5),
- kwdef_token( "tls_model", T_AT_TLS_MODEL, 0,0,1,1,5),
+ kwdef_gcc_attr( "syslog", T_AT_FORMAT_SYSLOG),
+ kwdef_gcc_attr( "transparent_union", T_AT_TUNION),
+ kwdef_gcc_attr( "tls_model", T_AT_TLS_MODEL),
kwdef_sclass( "typedef", TYPEDEF, 0,0,0,0,1),
kwdef_token( "typeof", T_TYPEOF, 0,0,1,0,7),
kwdef("union", T_STRUCT_OR_UNION, 0, UNION, 0, 0,0,0,0,1),
kwdef_type( "unsigned", UNSIGN, 0,0,0,0,1),
- kwdef_token( "unused", T_AT_UNUSED, 0,0,1,1,5),
- kwdef_token( "used", T_AT_USED, 0,0,1,1,5),
- kwdef_token( "visibility", T_AT_VISIBILITY, 0,0,1,1,5),
+ kwdef_gcc_attr( "unused", T_AT_UNUSED),
+ kwdef_gcc_attr( "used", T_AT_USED),
+ kwdef_gcc_attr( "visibility", T_AT_VISIBILITY),
kwdef_type( "void", VOID, 0,0,0,0,1),
kwdef_tqual( "volatile", VOLATILE, 1,0,0,0,7),
- kwdef_token("warn_unused_result", T_AT_WARN_UNUSED_RESULT, 0,0,1,1,5),
- kwdef_token( "weak", T_AT_WEAK, 0,0,1,1,5),
+ kwdef_gcc_attr( "warn_unused_result", T_AT_WARN_UNUSED_RESULT),
+ kwdef_gcc_attr( "weak", T_AT_WEAK),
kwdef_token( "while", T_WHILE, 0,0,0,0,1),
kwdef(NULL, 0, 0, 0, 0, 0, 0, 0, 0, 0),
#undef kwdef
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