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Some code and documentation improvements.

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* data/c.m4 (b4_table_value_equals): New macro to capture
some repeated code.
* data/glr.c (yyis_pact_ninf): Use it here.
(yyis_table_ninf): Likewise.
(yyreportSyntaxError): Improve internal comments.
* data/yacc.c (yyis_pact_ninf): New macro copied from glr.c.
Use it everywhere possible.
(yyis_table_ninf): Likewise.
(yysyntax_error): Improve internal comments.
* data/lalr1.cc (yysyntax_error_): Likewise.
* data/lalr1.java (yysyntax_error): Likewise.
* src/tables.h: Improve comments about yypact, yytable, etc.
(cherry picked from commit 8741288212)

Conflicts:

	data/lalr1.java
	data/yacc.c
This commit is contained in:
Joel E. Denny
2009-08-25 01:12:37 -04:00
parent 890ab17c84
commit 77373efad2
9 changed files with 216 additions and 168 deletions
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8
src/parse-gram.h
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@@ -1,4 +1,4 @@
/* A Bison parser, made by GNU Bison 2.4.1.86-ae09ec. */
/* A Bison parser, made by GNU Bison 2.4.1.120-890ab. */
/* Skeleton interface for Bison's Yacc-like parsers in C
@@ -161,7 +161,7 @@
typedef union YYSTYPE
{
/* Line 1677 of yacc.c */
/* Line 1684 of yacc.c */
#line 94 "parse-gram.y"
symbol *symbol;
@@ -176,8 +176,8 @@ typedef union YYSTYPE
/* Line 1677 of yacc.c */
#line 181 "../../branch-2.5/src/parse-gram.h"
/* Line 1684 of yacc.c */
#line 181 "parse-gram.h"
} YYSTYPE;
# define YYSTYPE_IS_TRIVIAL 1
# define yystype YYSTYPE /* obsolescent; will be withdrawn */