X-Git-Url: https://git.saurik.com/bison.git/blobdiff_plain/8dd162d3ff10fd7fb6f748a885f8055232691c48..1b9c21fb18c6d82f9b7512bc0f2f9d980a32c398:/tests/torture.at

diff --git a/tests/torture.at b/tests/torture.at
index 31432cc8..ff373c21 100644
--- a/tests/torture.at
+++ b/tests/torture.at
@@ -1,5 +1,5 @@
 # Torturing Bison.                                    -*- Autotest -*-
-# Copyright (C) 2001, 2002, 2004 Free Software Foundation, Inc.
+# Copyright (C) 2001, 2002, 2004, 2005 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
@@ -13,20 +13,21 @@
 
 # You should have received a copy of the GNU General Public License
 # along with this program; if not, write to the Free Software
-# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
-# 02111-1307, USA.
+# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
+# 02110-1301, USA.
 
 AT_BANNER([[Torture Tests.]])
 
 
 # AT_INCREASE_DATA_SIZE(SIZE)
-# -------------------------------------------
+# ---------------------------
 # Try to increase the data size to SIZE KiB if possible.
 m4_define([AT_INCREASE_DATA_SIZE],
 [data_limit=`(ulimit -S -d) 2>/dev/null`
 case $data_limit in
 [[0-9]]*)
   if test "$data_limit" -lt $1; then
+    AT_CHECK([ulimit -S -d $1 || exit 77])
     ulimit -S -d $1
   fi
 esac])
@@ -49,13 +50,12 @@ my $max = $ARGV[0] || 10;
 
 print <<EOF;
 ]AT_DATA_GRAMMAR_PROLOGUE[
+%error-verbose
+%debug
 %{
 #include <stdio.h>
 #include <stdlib.h>
 
-#define YYERROR_VERBOSE 1
-#define YYDEBUG 1
-
 static int yylex (void);
 static void yyerror (const char *msg);
 %}
@@ -165,24 +165,25 @@ my $max = $ARGV[0] || 10;
 
 print <<EOF;
 ]AT_DATA_GRAMMAR_PROLOGUE[
+%error-verbose
+%debug
 %{
 #include <stdio.h>
 #include <stdlib.h>
 
-#define YYERROR_VERBOSE 1
-#define YYDEBUG 1
-
 static int yylex (void);
 static void yyerror (const char *msg);
 %}
-EOF
 
+%token
+EOF
 for my $size (1 .. $max)
   {
-    print "%token t$size $size \"$size\"\n";
+    print "    t$size $size \"$size\"\n";
   };
 
 print <<EOF;
+
 %%
 EOF
 
@@ -257,7 +258,7 @@ AT_CLEANUP
 
 
 # AT_DATA_LOOK_AHEAD_TOKENS_GRAMMAR(FILE-NAME, SIZE)
-# -------------------------------------------
+# --------------------------------------------------
 # Create FILE-NAME, containing a self checking parser for a grammar
 # requiring SIZE look-ahead tokens.
 m4_define([AT_DATA_LOOK_AHEAD_TOKENS_GRAMMAR],
@@ -269,12 +270,12 @@ use Text::Wrap;
 my $max = $ARGV[0] || 10;
 
 print <<EOF;
+%error-verbose
+%debug
 %{
-#include <stdio.h>
-#include <stdlib.h>
-
-#define YYERROR_VERBOSE 1
-#define YYDEBUG 1
+# include <stdio.h>
+# include <stdlib.h>
+# include <assert.h>
 
 static int yylex (void);
 static void yyerror (const char *msg);
@@ -294,25 +295,26 @@ print
 	map { "n$_" } (1 .. $max)),
   "\n";
 
+print "%token\n";
 for my $count (1 .. $max)
   {
-    print "%token t$count $count \"$count\"\n";
+    print "    t$count $count \"$count\"\n";
   };
 
 print <<EOF;
 %%
 input:
-  exp        { if (\@S|@1 != 1) abort (); \$\$ = \@S|@1; }
-| input exp  { if (\@S|@2 != \@S|@1 + 1) abort (); \$\$ = \@S|@2; }
+  exp        { assert (\@S|@1 == 1); \$\$ = \@S|@1; }
+| input exp  { assert (\@S|@2 == \@S|@1 + 1); \$\$ = \@S|@2; }
 ;
 
 exp:
-  n1 "1" { if (\@S|@1 != 1) abort (); }
+  n1 "1" { assert (\@S|@1 == 1); \@S|@\@S|@ = \@S|@1; }
 EOF
 
 for my $count (2 .. $max)
   {
-    print "| n$count \"$count\" { if (\@S|@1 != $count) abort (); }\n";
+    print "| n$count \"$count\" { assert (\@S|@1 == $count); \@S|@\@S|@ = \@S|@1; }\n";
   };
 print ";\n";
 
@@ -387,6 +389,8 @@ m4_define([AT_DATA_STACK_TORTURE],
 # exp:
 AT_DATA([input.y],
 [[%{
+#include <errno.h>
+#include <limits.h>
 #include <stdio.h>
 #include <stdlib.h>
 ]$1[
@@ -403,12 +407,8 @@ static void
 yyerror (const char *msg)
 {
   fprintf (stderr, "%s\n", msg);
-  exit (1);
 }
 
-/* There are YYLVAL_MAX of WAIT_FOR_EOFs. */
-unsigned int yylval_max;
-
 static int
 yylex (void)
 {
@@ -421,9 +421,14 @@ yylex (void)
 int
 main (int argc, const char **argv)
 {
+  char *endp;
   if (argc != 2)
     abort ();
-  yylval = atoi (argv[1]);
+  yylval = strtol (argv[1], &endp, 10);
+  if (! (argv[1] != endp
+	 && 0 <= yylval && yylval <= INT_MAX
+	 && errno != ERANGE))
+    abort ();
   yydebug = 1;
   return yyparse ();
 }
@@ -439,7 +444,12 @@ AT_COMPILE([input])
 
 AT_SETUP([Exploding the Stack Size with Alloca])
 
-AT_DATA_STACK_TORTURE
+AT_DATA_STACK_TORTURE([[
+#if (defined __GNUC__ || defined __BUILTIN_VA_ARG_INCR \
+     || defined _AIX || defined _MSC_VER || defined _ALLOCA_H)
+# define YYSTACK_USE_ALLOCA 1
+#endif
+]])
 
 # Below the limit of 200.
 AT_PARSER_CHECK([./input 20], 0, [], [ignore])
@@ -447,7 +457,7 @@ AT_PARSER_CHECK([./input 20], 0, [], [ignore])
 AT_PARSER_CHECK([./input 900], 0, [], [ignore])
 # Fails: beyond the limit of 10,000 (which we don't reach anyway since we
 # multiply by two starting at 200 => 5120 is the last possible).
-AT_PARSER_CHECK([./input 10000], 1, [], [ignore])
+AT_PARSER_CHECK([./input 10000], 2, [], [ignore])
 
 AT_CLEANUP
 
@@ -468,6 +478,6 @@ AT_PARSER_CHECK([./input 20], 0, [], [ignore])
 AT_PARSER_CHECK([./input 900], 0, [], [ignore])
 # Fails: beyond the limit of 10,000 (which we don't reach anyway since we
 # multiply by two starting at 200 => 5120 is the possible).
-AT_PARSER_CHECK([./input 10000], 1, [], [ignore])
+AT_PARSER_CHECK([./input 10000], 2, [], [ignore])
 
 AT_CLEANUP