X-Git-Url: https://git.saurik.com/bison.git/blobdiff_plain/b0937b2259b424f74f79ceafdc1a110af35d405a..6d441fc378923011574bb48a23cfcfd4f2e536a3:/data/yacc.c

diff --git a/data/yacc.c b/data/yacc.c
index 462af2e2..4cf0b05f 100644
--- a/data/yacc.c
+++ b/data/yacc.c
@@ -190,7 +190,7 @@ b4_location_if([#define yylloc b4_prefix[]lloc])])[
 ]m4_ifdef([b4_stype],
 [b4_syncline([b4_stype_line], [b4_filename])
 typedef union b4_stype yystype;
-/* Line __line__ of __file__.  */
+/* Line __line__ of yacc.c.  */
 b4_syncline([@oline@], [@ofile@])],
 [typedef int yystype;])[
 # define YYSTYPE yystype
@@ -212,7 +212,7 @@ typedef struct yyltype
 /* Copy the second part of user declarations.  */
 ]b4_post_prologue
 
-/* Line __line__ of __file__.  */
+/* Line __line__ of yacc.c.  */
 b4_syncline([@oline@], [@ofile@])[
 
 #if ! defined (yyoverflow) || YYERROR_VERBOSE
@@ -261,17 +261,17 @@ union yyalloc
 [};
 
 /* The size of the maximum gap between one aligned stack and the next.  */
-# define YYSTACK_GAP_MAX (sizeof (union yyalloc) - 1)
+# define YYSTACK_GAP_MAXIMUM (sizeof (union yyalloc) - 1)
 
 /* The size of an array large to enough to hold all stacks, each with
    N elements.  */
 ]b4_location_if(
 [# define YYSTACK_BYTES(N) \
      ((N) * (sizeof (short) + sizeof (YYSTYPE) + sizeof (YYLTYPE))	\
-      + 2 * YYSTACK_GAP_MAX)],
+      + 2 * YYSTACK_GAP_MAXIMUM)],
 [# define YYSTACK_BYTES(N) \
      ((N) * (sizeof (short) + sizeof (YYSTYPE))				\
-      + YYSTACK_GAP_MAX)])[
+      + YYSTACK_GAP_MAXIMUM)])[
 
 /* Copy COUNT objects from FROM to TO.  The source and destination do
    not overlap.  */
@@ -302,7 +302,7 @@ union yyalloc
 	YYSIZE_T yynewbytes;						\
 	YYCOPY (&yyptr->Stack, Stack, yysize);				\
 	Stack = &yyptr->Stack;						\
-	yynewbytes = yystacksize * sizeof (*Stack) + YYSTACK_GAP_MAX;	\
+	yynewbytes = yystacksize * sizeof (*Stack) + YYSTACK_GAP_MAXIMUM; \
 	yyptr += yynewbytes / sizeof (*yyptr);				\
       }									\
     while (0)
@@ -577,8 +577,9 @@ do {								\
                    [[int yyrule], [yyrule]])[
 {
   int yyi;
-  YYFPRINTF (stderr, "Reducing stack by rule %d (line %d), ",
-             yyrule - 1, yyrline[yyrule]);
+  unsigned int yylineno = yyrline[yyrule];
+  YYFPRINTF (stderr, "Reducing stack by rule %d (line %u), ",
+             yyrule - 1, yylineno);
   /* Print the symbols being reduced, and their result.  */
   for (yyi = yyprhs[yyrule]; 0 <= yyrhs[yyi]; yyi++)
     YYFPRINTF (stderr, "%s ", yytname [yyrhs[yyi]]);
@@ -912,8 +913,6 @@ yybackup:
     }
   else
     {
-      /* We have to keep this `#if YYDEBUG', since we use variables
-	 which are defined only if `YYDEBUG' is set.  */
       YYDSYMPRINTF ("Next token is", yytoken, &yylval, &yylloc);
     }
 
@@ -989,7 +988,7 @@ yyreduce:
       b4_actions
     }
 
-/* Line __line__ of __file__.  */
+/* Line __line__ of yacc.c.  */
 b4_syncline([@oline@], [@ofile@])
 
 [  yyvsp -= yylen;
@@ -1073,13 +1072,7 @@ yyerrlab:
 #endif /* YYERROR_VERBOSE */
 	yyerror (]b4_yyerror_args["syntax error");
     }
-  goto yyerrlab1;
-
 
-/*----------------------------------------------------.
-| yyerrlab1 -- error raised explicitly by an action.  |
-`----------------------------------------------------*/
-yyerrlab1:
   if (yyerrstatus == 3)
     {
       /* If just tried and failed to reuse lookahead token after an
@@ -1107,7 +1100,13 @@ yyerrlab1:
 
   /* Else will try to reuse lookahead token after shifting the error
      token.  */
+  goto yyerrlab1;
+
 
+/*----------------------------------------------------.
+| yyerrlab1 -- error raised explicitly by an action.  |
+`----------------------------------------------------*/
+yyerrlab1:
   yyerrstatus = 3;	/* Each real token shifted decrements this.  */
 
   for (;;)
@@ -1198,7 +1197,7 @@ b4_token_defines(b4_tokens)
 m4_ifdef([b4_stype],
 [b4_syncline([b4_stype_line], [b4_filename])
 typedef union b4_stype yystype;
-/* Line __line__ of __file__.  */
+/* Line __line__ of yacc.c.  */
 b4_syncline([@oline@], [@ofile@])],
 [typedef int yystype;])
 # define YYSTYPE yystype