X-Git-Url: https://git.saurik.com/bison.git/blobdiff_plain/12bebc0445dd46e15376edced8596bae96be78b6..fc8f2965383e318c8be2a20865edb7303f0420ee:/tests/cxx-type.at

diff --git a/tests/cxx-type.at b/tests/cxx-type.at
index c1555aef..89afc58a 100644
--- a/tests/cxx-type.at
+++ b/tests/cxx-type.at
@@ -1,5 +1,5 @@
-# Checking the output filenames.                         -*- Autotest -*-
-# Copyright 2000, 2001 Free Software Foundation, Inc.
+# Checking GLR Parsing.                         -*- Autotest -*-
+# Copyright (C) 2002, 2003 Free Software Foundation, Inc.
 
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
@@ -18,22 +18,44 @@
 
 AT_BANNER([[C++ Type Syntax (GLR).]])
 
-# _AT_TEST_GLR_CALC(`$1',DECL, RESOLVE1, RESOLVE2) 
-# (first argument is a literal $1; it's a trick).  
+# _AT_TEST_GLR_CXXTYPES(DECL, RESOLVE1, RESOLVE2)
+# -----------------------------------------------
 # Store into types.y the calc program, with DECL inserted as a declaration,
 # and with RESOLVE1 and RESOLVE2 as annotations on the conflicted rule for
 # stmt.  Then compile the result.
-m4_define([_AT_TEST_GLR_CALC],
-[AT_DATA([types.y],
-[[/* Simplified C++ Type and Expression Grammar */
+m4_define([_AT_TEST_GLR_CXXTYPES],
+[
+AT_BISON_OPTION_PUSHDEFS([$1])
 
-$2
+AT_DATA_GRAMMAR([types.y],
+[[/* Simplified C++ Type and Expression Grammar.  */
+
+$1
 
 %{
   #include <stdio.h>
-  #define YYSTYPE const char*
-  static YYSTYPE stmtMerge (YYSTYPE x0, YYSTYPE x1);
+  #define YYSTYPE char const *
+]m4_bmatch([$2], [stmtMerge],
+[ static YYSTYPE stmtMerge (YYSTYPE x0, YYSTYPE x1);])[
   #define YYINITDEPTH 10
+  static char *format (char const *, ...);
+  struct YYLTYPE;
+#if YYPURE
+# if YYLSP_NEEDED
+#  define LEX_PARAMETERS YYSTYPE *lvalp, struct YYLTYPE *llocp
+#  define ERROR_PARAMETERS struct YYLTYPE *llocp, char const *s
+# else
+#  define LEX_PARAMETERS YYSTYPE *lvalp
+# endif
+#endif
+#ifndef LEX_PARAMETERS
+# define LEX_PARAMETERS void
+#endif
+#ifndef ERROR_PARAMETERS
+# define ERROR_PARAMETERS char const *s
+#endif
+  int yylex (LEX_PARAMETERS);
+  int yyerror (ERROR_PARAMETERS);
 %}
 
 %token TYPENAME ID
@@ -45,85 +67,161 @@ $2
 
 %%
 
-prog : 
-     | prog stmt   { printf ("\n"); }
+prog :
+     | prog stmt   {
+]AT_LOCATION_IF([
+			printf ("%d.%d-%d.%d: ",
+			     @2.first_line, @2.first_column,
+			     @2.last_line, @2.last_column);])[
+			printf ("%s\n", ]$[2);
+		   }
      ;
 
-stmt : expr ';'  $3
-     | decl      $4
-     | error ';'
-     | '@'  { YYACCEPT; }
+stmt : expr ';'  $2	{ $$ = ]$[1; }
+     | decl      $3
+     | error ';'	{ $$ = "<error>"; }
+     | '@'  		{ YYACCEPT; }
      ;
 
-expr : ID 		{ printf ("%s ", $$); }
-     | TYPENAME '(' expr ')'  
-			{ printf ("%s <cast> ", $1); }
-     | expr '+' expr	{ printf ("+ "); }
-     | expr '=' expr	{ printf ("= "); }
+expr : ID
+     | TYPENAME '(' expr ')'  { $$ = format ("<cast>(%s,%s)", ]$[3, ]$[1); }
+     | expr '+' expr	      { $$ = format ("+(%s,%s)", ]$[1, ]$[3); }
+     | expr '=' expr          { $$ = format ("=(%s,%s)", ]$[1, ]$[3); }
      ;
 
-decl : TYPENAME declarator ';' 
-			{ printf ("%s <declare> ", $1); }
+decl : TYPENAME declarator ';'
+			{ $$ = format ("<declare>(%s,%s)", ]$[1, ]$[2); }
      | TYPENAME declarator '=' expr ';'
-			{ printf ("%s <init-declare> ", $1); }
+			{ $$ = format ("<init-declare>(%s,%s,%s)", ]$[1, ]$[2, ]$[4); }
      ;
 
-declarator : ID		{ printf ("\"%s\" ", $1); }
-     | '(' declarator ')'
+declarator : ID
+     | '(' declarator ')' { $$ = ]$[2; }
      ;
 
 %%
 
 #include <ctype.h>
-#include <strings.h>
+#include <stdlib.h>
+#include <string.h>
+#include <stdarg.h>
 
-main (int argc, char** argv) 
+int
+main (int argc, char **argv)
 {
-  freopen (argv[1], "r", stdin);
+  if (argc != 2)
+    abort ();
+  if (!freopen (argv[1], "r", stdin))
+    abort ();
   exit (yyparse ());
 }
 
-#if YYPURE
-int yylex (YYSTYPE *lvalp)
-#define yylval (*lvalp)
-#else
-int yylex ()
-#endif
+int
+yylex (LEX_PARAMETERS)
 {
   char buffer[256];
   int c;
-  while (1) {
-    c = getchar ();
-    switch (c) {
-    case EOF:
-      return 0;
-    case ' ': case '\t': case '\n': case '\f':
-      break;
-    default:
-      if (isalpha (c)) {
-	ungetc (c, stdin);
-	scanf ("%[A-Za-z0-9_]", buffer);
-	yylval = strdup (buffer);
-	return isupper (buffer[0]) ? TYPENAME : ID;
-      }
-      return c;
+  unsigned int i;
+  static int lineNum = 1;
+  static int colNum = 1;
+
+
+#if YYPURE
+# define yylloc (*llocp)
+# define yylval (*lvalp)
+#endif
+
+  while (1)
+    {
+      c = getchar ();
+      switch (c)
+	{
+	case EOF:
+	  return 0;
+	case '\t':
+	  colNum = 1 + ((colNum + 7) & ~7);
+	  break;
+	case ' ': case '\f':
+	  colNum += 1;
+ 	  break;
+	case '\n':
+	  lineNum += 1;
+	  colNum = 1;
+	  break;
+	default:
+	  {
+	    int tok;
+#if YYLSP_NEEDED
+	    yylloc.first_line = yylloc.last_line = lineNum;
+	    yylloc.first_column = colNum;
+#endif
+	    if (isalpha (c))
+	      {
+		i = 0;
+
+		do
+		  {
+		    buffer[i++] = c;
+		    colNum += 1;
+		    if (i == sizeof buffer - 1)
+		      abort ();
+		    c = getchar ();
+		  }
+		while (isalnum (c) || c == '_');
+
+		ungetc (c, stdin);
+		buffer[i++] = 0;
+		tok = isupper ((unsigned char) buffer[0]) ? TYPENAME : ID;
+		yylval = strcpy (malloc (i), buffer);
+	      }
+	    else
+	      {
+		colNum += 1;
+		tok = c;
+		yylval = "";
+	      }
+#if YYLSP_NEEDED
+	    yylloc.last_column = colNum-1;
+#endif
+	    return tok;
+	  }
+	}
     }
-  }
 }
 
 int
-yyerror (const char *s)
+yyerror (ERROR_PARAMETERS)
 {
+#if YYPURE && YYLSP_NEEDED
+  /* Pacify GCC by using llocp.  */
+  if (! llocp)
+    abort ();
+#endif
   fprintf (stderr, "%s\n", s);
   return 0;
 }
 
-static YYSTYPE stmtMerge (YYSTYPE x0, YYSTYPE x1)
+
+static char *
+format (char const *form, ...)
+{
+   char buffer[1024];
+   va_list args;
+   va_start (args, form);
+   vsprintf (buffer, form, args);
+   va_end (args);
+   return strcpy (malloc (strlen (buffer) + 1), buffer);
+}
+
+]]
+m4_bmatch([$2], [stmtMerge],
+[[static YYSTYPE
+stmtMerge (YYSTYPE x0, YYSTYPE x1)
 {
-  printf ("<OR> ");
-  return "";
+  return format ("<OR>(%s,%s)", x0, x1);
 }
 ]])
+)
 
 AT_DATA([test-input],
 [[
@@ -151,40 +249,65 @@ z + q;
 This is total garbage, but it should be ignored.
 ]])
 
-AT_CHECK([bison types.y], 0, [], ignore)
-AT_CHECK([gcc -o types types.tab.c], 0, [], ignore)
+AT_CHECK([bison -o types.c types.y], 0, [], ignore)
+AT_COMPILE([types])
+AT_BISON_OPTION_POPDEFS
 ])
 
 m4_define([_AT_RESOLVED_GLR_OUTPUT],
-[[z q +
-"x" T <declare>
-"x" y T <init-declare>
-x y =
-x T <cast> y +
-"x" T <declare>
-"y" z q + T <init-declare>
-y
-z q +
+[[+(z,q)
+<declare>(T,x)
+<init-declare>(T,x,y)
+=(x,y)
++(<cast>(x,T),y)
+<declare>(T,x)
+<init-declare>(T,y,+(z,q))
+<error>
++(z,q)
+]])
+
+m4_define([_AT_RESOLVED_GLR_OUTPUT_WITH_LOC],
+[[3.1-3.6: +(z,q)
+5.1-5.4: <declare>(T,x)
+7.1-7.8: <init-declare>(T,x,y)
+9.1-9.6: =(x,y)
+11.1-11.10: +(<cast>(x,T),y)
+13.1-13.6: <declare>(T,x)
+15.1-15.14: <init-declare>(T,y,+(z,q))
+17.6-17.16: <error>
+19.1-19.6: +(z,q)
 ]])
 
 m4_define([_AT_AMBIG_GLR_OUTPUT],
-[[z q + 
-"x" T <declare> 
-"x" y T <init-declare> 
-x y = 
-x T <cast> y + 
-"x" T <declare> x T <cast> <OR> 
-"y" z q + T <init-declare> y T <cast> z q + = <OR> 
-y
-z q +
+[[+(z,q)
+<declare>(T,x)
+<init-declare>(T,x,y)
+=(x,y)
++(<cast>(x,T),y)
+<OR>(<declare>(T,x),<cast>(x,T))
+<OR>(<init-declare>(T,y,+(z,q)),=(<cast>(y,T),+(z,q)))
+<error>
++(z,q)
+]])
+
+m4_define([_AT_AMBIG_GLR_OUTPUT_WITH_LOC],
+[[3.1-3.6: +(z,q)
+5.1-5.4: <declare>(T,x)
+7.1-7.8: <init-declare>(T,x,y)
+9.1-9.6: =(x,y)
+11.1-11.10: +(<cast>(x,T),y)
+13.1-13.6: <OR>(<declare>(T,x),<cast>(x,T))
+15.1-15.14: <OR>(<init-declare>(T,y,+(z,q)),=(<cast>(y,T),+(z,q)))
+17.6-17.16: <error>
+19.1-19.6: +(z,q)
 ]])
 
-m4_define([_AT_GLR_STDERR], 
-[[parse error
+m4_define([_AT_GLR_STDERR],
+[[syntax error
 ]])
 
-m4_define([_AT_VERBOSE_GLR_STDERR], 
-[[parse error, unexpected ID, expecting '=' or '+' or ')'
+m4_define([_AT_VERBOSE_GLR_STDERR],
+[[syntax error, unexpected ID, expecting '=' or '+' or ')'
 ]])
 
 ## ---------------------------------------------------- ##
@@ -192,57 +315,62 @@ m4_define([_AT_VERBOSE_GLR_STDERR],
 ## ---------------------------------------------------- ##
 
 AT_SETUP([GLR: Resolve ambiguity, impure, no locations])
-_AT_TEST_GLR_CALC([$1],[],[%dprec 1],[%dprec 2])
-AT_CHECK([[./types test-input | sed 's/  *$//']], 0, _AT_RESOLVED_GLR_OUTPUT, 
-	 _AT_GLR_STDERR)
+_AT_TEST_GLR_CXXTYPES([],
+                      [%dprec 1], [%dprec 2])
+AT_PARSER_CHECK([[./types test-input | sed 's/  *$//']], 0,
+                _AT_RESOLVED_GLR_OUTPUT, _AT_GLR_STDERR)
 AT_CLEANUP
 
 AT_SETUP([GLR: Resolve ambiguity, impure, locations])
-_AT_TEST_GLR_CALC([$1],[%locations],[%dprec 1],[%dprec 2])
-AT_CHECK([[./types test-input | sed 's/  *$//']], 0, _AT_RESOLVED_GLR_OUTPUT, 
-	_AT_GLR_STDERR)
+_AT_TEST_GLR_CXXTYPES([%locations],[%dprec 1],[%dprec 2])
+AT_PARSER_CHECK([[./types test-input | sed 's/  *$//']], 0,
+                _AT_RESOLVED_GLR_OUTPUT_WITH_LOC, _AT_GLR_STDERR)
 AT_CLEANUP
 
 AT_SETUP([GLR: Resolve ambiguity, pure, no locations])
-_AT_TEST_GLR_CALC([$1],[%pure-parser],[%dprec 1],[%dprec 2])
-AT_CHECK([[./types test-input | sed 's/  *$//']], 0, _AT_RESOLVED_GLR_OUTPUT,
-	 _AT_GLR_STDERR)
+_AT_TEST_GLR_CXXTYPES([%pure-parser],
+                      [%dprec 1], [%dprec 2])
+AT_PARSER_CHECK([[./types test-input | sed 's/  *$//']], 0,
+                _AT_RESOLVED_GLR_OUTPUT, _AT_GLR_STDERR)
 AT_CLEANUP
 
 AT_SETUP([GLR: Resolve ambiguity, pure, locations])
-_AT_TEST_GLR_CALC([$1],[%pure-parser
-%locations],[%dprec 1],[%dprec 2])
-AT_CHECK([[./types test-input | sed 's/  *$//']], 0, _AT_RESOLVED_GLR_OUTPUT, 
-	 _AT_GLR_STDERR)
+_AT_TEST_GLR_CXXTYPES([%pure-parser %locations],
+                      [%dprec 1], [%dprec 2])
+AT_PARSER_CHECK([[./types test-input | sed 's/  *$//']], 0,
+                _AT_RESOLVED_GLR_OUTPUT_WITH_LOC, _AT_GLR_STDERR)
 AT_CLEANUP
 
 AT_SETUP([GLR: Merge conflicting parses, impure, no locations])
-_AT_TEST_GLR_CALC([$1],[],[%merge <stmtMerge>],[%merge <stmtMerge>])
-AT_CHECK([[./types test-input | sed 's/  *$//']], 0, _AT_AMBIG_GLR_OUTPUT, 
-	 _AT_GLR_STDERR)
+_AT_TEST_GLR_CXXTYPES([],
+                      [%merge <stmtMerge>], [%merge <stmtMerge>])
+AT_PARSER_CHECK([[./types test-input | sed 's/  *$//']], 0,
+                _AT_AMBIG_GLR_OUTPUT, _AT_GLR_STDERR)
 AT_CLEANUP
 
 AT_SETUP([GLR: Merge conflicting parses, impure, locations])
-_AT_TEST_GLR_CALC([$1],[%locations],[%merge <stmtMerge>],[%merge <stmtMerge>])
-AT_CHECK([[./types test-input | sed 's/  *$//']], 0, _AT_AMBIG_GLR_OUTPUT, 
-	 _AT_GLR_STDERR)
+_AT_TEST_GLR_CXXTYPES([%locations],
+                      [%merge <stmtMerge>], [%merge <stmtMerge>])
+AT_PARSER_CHECK([[./types test-input | sed 's/  *$//']], 0,
+                _AT_AMBIG_GLR_OUTPUT_WITH_LOC, _AT_GLR_STDERR)
 AT_CLEANUP
 
 AT_SETUP([GLR: Merge conflicting parses, pure, no locations])
-_AT_TEST_GLR_CALC([$1],[%pure-parser],[%merge <stmtMerge>],[%merge <stmtMerge>])
-AT_CHECK([[./types test-input | sed 's/  *$//']], 0, _AT_AMBIG_GLR_OUTPUT, 
-	 _AT_GLR_STDERR)
+_AT_TEST_GLR_CXXTYPES([%pure-parser],
+                      [%merge <stmtMerge>], [%merge <stmtMerge>])
+AT_PARSER_CHECK([[./types test-input | sed 's/  *$//']], 0,
+                _AT_AMBIG_GLR_OUTPUT, _AT_GLR_STDERR)
 AT_CLEANUP
 AT_SETUP([GLR: Merge conflicting parses, pure, locations])
-_AT_TEST_GLR_CALC([$1],[%pure-parser
-%locations],[%merge <stmtMerge>],[%merge <stmtMerge>])
-AT_CHECK([[./types test-input | sed 's/  *$//']], 0, _AT_AMBIG_GLR_OUTPUT, 
-	 _AT_GLR_STDERR)
+_AT_TEST_GLR_CXXTYPES([%pure-parser %locations],
+                      [%merge <stmtMerge>],[%merge <stmtMerge>])
+AT_PARSER_CHECK([[./types test-input | sed 's/  *$//']], 0,
+                _AT_AMBIG_GLR_OUTPUT_WITH_LOC, _AT_GLR_STDERR)
 AT_CLEANUP
 
 AT_SETUP([GLR: Verbose messages, resolve ambiguity, impure, no locations])
-_AT_TEST_GLR_CALC([$1],[%error-verbose],
-[%merge <stmtMerge>],[%merge <stmtMerge>])
-AT_CHECK([[./types test-input | sed 's/  *$//']], 0, 
-	 _AT_AMBIG_GLR_OUTPUT, _AT_VERBOSE_GLR_STDERR)
+_AT_TEST_GLR_CXXTYPES([%error-verbose],
+                      [%merge <stmtMerge>], [%merge <stmtMerge>])
+AT_PARSER_CHECK([[./types test-input | sed 's/  *$//']], 0,
+	        _AT_AMBIG_GLR_OUTPUT, _AT_VERBOSE_GLR_STDERR)
 AT_CLEANUP