grammar: do not add a \n at the end of blocks of code

[bison.git] / tests / torture.at

diff --git a/tests/torture.at b/tests/torture.at
index 313df345ed494f3c81e0c43ea1ff75a9d13201e8..5489e9199487d87f124f603f4f1898b34f383784 100644 (file)
--- a/tests/torture.at
+++ b/tests/torture.at
@@ -1,6 +1,6 @@
 # Torturing Bison.                                    -*- Autotest -*-
 
-# Copyright (C) 2001-2002, 2004-2007, 2009-2012 Free Software
+# Copyright (C) 2001-2002, 2004-2007, 2009-2013 Free Software
 # Foundation, Inc.
 
 # This program is free software: you can redistribute it and/or modify
@@ -56,7 +56,8 @@ print <<EOF;
 %{
 #include <stdio.h>
 #include <stdlib.h>
-
+#include <assert.h>
+#define MAX $max
 ]AT_YYLEX_DECLARE[
 ]AT_YYERROR_DECLARE[
 %}
@@ -77,8 +78,8 @@ for my $size (1 .. $max)
 print <<EOF;
 %%
 input:
-  exp        { if (\@S|@1 != 0) abort (); \$\$ = \@S|@1; }
-| input exp  { if (\@S|@2 != \@S|@1 + 1) abort (); \$\$ = \@S|@2; }
+  exp        { assert (\@S|@1 == 0); \$\$ = \@S|@1; }
+| input exp  { assert (\@S|@2 == \@S|@1 + 1); \$\$ = \@S|@2; }
 ;
 
 exp:
@@ -90,20 +91,21 @@ for my $size (1 .. $max)
   {
     use Text::Wrap;
     print wrap ("| ", "   ",
-               (map { "\"$_\"" } (1 .. $size)),
-               " END \n"),
-                 "    { \$\$ = $size; }\n";
+                (map { "\"$_\"" } (1 .. $size)),
+                " END \n"),
+                  "    { \$\$ = $size; }\n";
   };
 print ";\n";
 
-print <<EOF;
+print <<\EOF;
 %%
+]AT_YYERROR_DEFINE[
 static int
 yylex (void)
 {
   static int inner = 1;
   static int outer = 0;
-  if (outer > $max)
+  if (outer > MAX)
     return 0;
   else if (inner > outer)
     {
@@ -113,24 +115,12 @@ yylex (void)
     }
   return inner++;
 }
-
-static void
-yyerror (const char *msg)
-{
-  fprintf (stderr, "%s\\n", msg);
-}
-
-int
-main (void)
-{
-  yydebug = !!getenv ("YYDEBUG");
-  return yyparse ();
-}
+]AT_MAIN_DEFINE[
 EOF
 ]])
 AT_BISON_OPTION_POPDEFS
 
-AT_CHECK([perl -w ./gengram.pl $2 || exit 77], 0, [stdout])
+AT_CHECK([$PERL -w ./gengram.pl $2 || exit 77], 0, [stdout])
 mv stdout $1
 ])
 
@@ -173,7 +163,7 @@ print <<EOF;
 %{
 #include <stdio.h>
 #include <stdlib.h>
-
+#define MAX $max
 ]AT_YYLEX_DECLARE[
 ]AT_YYERROR_DECLARE[
 %}
@@ -193,38 +183,27 @@ EOF
 use Text::Wrap;
 print
   wrap ("exp: ", "  ",
-       (map { "\"$_\"" } (1 .. $max)), ";"),
+        (map { "\"$_\"" } (1 .. $max)), ";"),
   "\n";
 
-print <<EOF;
+print <<\EOF;
 %%
+#include <assert.h>
+]AT_YYERROR_DEFINE[
 static int
 yylex (void)
 {
   static int counter = 1;
-  if (counter <= $max)
+  if (counter <= MAX)
     return counter++;
-  if (counter++ != $max + 1)
-    abort ();
+  assert (counter++ == MAX + 1);
   return 0;
 }
-
-static void
-yyerror (const char *msg)
-{
-  fprintf (stderr, "%s\\n", msg);
-}
-
-int
-main (void)
-{
-  yydebug = !!getenv ("YYDEBUG");
-  return yyparse ();
-}
+]AT_MAIN_DEFINE[
 EOF
 ]])
 
-AT_CHECK([perl -w ./gengram.pl $2 || exit 77], 0, [stdout])
+AT_CHECK([$PERL -w ./gengram.pl $2 || exit 77], 0, [stdout])
 mv stdout $1
 AT_BISON_OPTION_POPDEFS
 ])
@@ -279,10 +258,11 @@ print <<EOF;
 %error-verbose
 %debug
 %{
+]AT_DATA_SOURCE_PROLOGUE[
 # include <stdio.h>
 # include <stdlib.h>
 # include <assert.h>
-
+# define MAX $max
 ]AT_YYLEX_DECLARE[
 ]AT_YYERROR_DECLARE[
 %}
@@ -297,8 +277,8 @@ EOF
 
 print
   wrap ("%type <val> ",
-       "            ",
-       map { "n$_" } (1 .. $max)),
+        "            ",
+        map { "n$_" } (1 .. $max)),
   "\n";
 
 print "%token\n";
@@ -329,17 +309,17 @@ for my $count (1 .. $max)
     print "n$count: token { \$\$ = $count; };\n";
   };
 
-print <<EOF;
+print <<\EOF;
 %%
+]AT_YYERROR_DEFINE[
 static int
 yylex (void)
 {
   static int return_token = 1;
   static int counter = 1;
-  if (counter > $max)
+  if (counter > MAX)
     {
-      if (counter++ != $max + 1)
-       abort ();
+      assert (counter++ == MAX + 1);
       return 0;
     }
   if (return_token)
@@ -351,22 +331,11 @@ yylex (void)
   return counter++;
 }
 
-static void
-yyerror (const char *msg)
-{
-  fprintf (stderr, "%s\\n", msg);
-}
-
-int
-main (void)
-{
-  yydebug = !!getenv ("YYDEBUG");
-  return yyparse ();
-}
+]AT_MAIN_DEFINE[
 EOF
 ]])
 
-AT_CHECK([perl -w ./gengram.pl $2 || exit 77], 0, [stdout])
+AT_CHECK([$PERL -w ./gengram.pl $2 || exit 77], 0, [stdout])
 mv stdout $1
 AT_BISON_OPTION_POPDEFS
 ])
@@ -399,7 +368,7 @@ m4_define([AT_DATA_STACK_TORTURE],
 [AT_BISON_OPTION_PUSHDEFS([$2])
 # A grammar of parens growing the stack thanks to right recursion.
 # exp:
-AT_DATA([input.y],
+AT_DATA_GRAMMAR([input.y],
 [[%{
 #include <errno.h>
 #include <limits.h>
@@ -417,51 +386,55 @@ AT_DATA([input.y],
 exp: WAIT_FOR_EOF exp | ;
 %%
 ]AT_YYERROR_DEFINE[
+#include <assert.h>
 static int
 yylex (void)
 {
-  if (yylval < 0)
-    abort ();
+  assert (0 <= yylval);
   if (yylval--)
     return WAIT_FOR_EOF;
   else
     return EOF;
 }
 
+/* Return argv[1] as an int. */
+static int
+get_args (int argc, const char **argv)
+{
+  int res;
+  char *endp;
+  assert (argc == 2);
+  res = strtol (argv[1], &endp, 10);
+  assert (argv[1] != endp);
+  assert (0 <= res);
+  assert (res <= INT_MAX);
+  assert (errno != ERANGE);
+  return res;
+}
+
 int
 main (int argc, const char **argv)
 {
-  char *endp;
-  YYSTYPE yylval_init;
-  if (argc != 2)
-    abort ();
-  yylval_init = strtol (argv[1], &endp, 10);
-  if (! (argv[1] != endp
-        && 0 <= yylval_init && yylval_init <= INT_MAX
-        && errno != ERANGE))
-    abort ();
-  yydebug = 1;
-  {
-    int count;
-    int status;
-]m4_bmatch([$2], [%push-],
-[[    yypstate *ps = yypstate_new ();
-]])[    for (count = 0; count < 2; ++count)
-      {
-        int new_status;
-        yylval = yylval_init;
-]m4_bmatch([$2], [%push-],
-[[        new_status = yypull_parse (ps);
-]],
-[[        new_status = yyparse ();
-]])[        if (count > 0 && new_status != status)
-          abort ();
+  YYSTYPE yylval_init = get_args (argc, argv);
+  int status = 0;
+  int count;
+]m4_bmatch([$2], [api.push-pull both],
+[[  yypstate *ps = yypstate_new ();
+]])[  yydebug = 1;
+  for (count = 0; count < 2; ++count)
+    {
+      int new_status;
+      yylval = yylval_init;
+      new_status = ]m4_bmatch([$2], [api.push-pull both],
+                              [[yypull_parse (ps)]],
+                              [[yyparse ()]])[;
+      if (count == 0)
         status = new_status;
-      }
-]m4_bmatch([$2], [%push-],
-[[    yypstate_delete (ps);
-]])[    return status;
-  }
+      else
+        assert (new_status == status);
+    }]m4_bmatch([$2], [api.push-pull both],[[
+  yypstate_delete (ps);]])[
+  return status;
 }
 ]])
 AT_BISON_OPTION_POPDEFS([$2])