X-Git-Url: https://git.saurik.com/bison.git/blobdiff_plain/8aaa0c2f86244dde4b80c8463e1847279dbc205c..f038e56cdc211396f54f138e95693d0906d6fafa:/tests/local.at

diff --git a/tests/local.at b/tests/local.at
index 88825210..c1aedf39 100644
--- a/tests/local.at
+++ b/tests/local.at
@@ -2,7 +2,7 @@
 
 # Macros for the GNU Bison Test suite.
 
-# Copyright (C) 2003-2012 Free Software Foundation, Inc.
+# Copyright (C) 2003-2013 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
@@ -29,6 +29,23 @@ m4_define([m4_null_if],
          [],  [$2],
          [$3])])
 
+# AT_SETUP_STRIP(TITLE)
+# ---------------------
+# Abbreviate the TITLE to be passed to AT_SETUP.  Remove new-lines
+# that completely break AT_SETUP.
+m4_define([AT_SETUP_STRIP],
+[m4_bpatsubsts([$1],
+      [%\(language\|skeleton\) "?\([^\" ]*\)"?],
+        [\2],
+      [%define "?\([-A-Za-z0-9_.]+\)"? \("[^\"]+"\|[-A-Za-z0-9_.]+\)],
+        [\1=\2],
+      [%define "?\([-A-Za-z0-9_.]+\)"?],
+        [\1],
+      [ *
++ *],    [ ])dnl
+])
+
+
 ## ------------- ##
 ## Basic tests.  ##
 ## ------------- ##
@@ -80,21 +97,30 @@ m4_define([AT_RESTORE_SPECIAL_FILES], [at_restore_special_files])
 
 # AT_LOC_PUSHDEF(FIRST-LINE, FIRST-COLUMN, LAST-LINE, LAST-COLUMN)
 # ----------------------------------------------------------------
-# Pushdef AT_LOC_(FIRST|LAST)_(LINE|COLUMN).
+# Pushdef AT(_LOC)?_(FIRST|LAST)_(LINE|COLUMN).
 m4_define([AT_LOC_PUSHDEF],
-[m4_pushdef([AT_LOC_FIRST_LINE],  [AT_LOC.$1])
-m4_pushdef([AT_LOC_FIRST_COLUMN], [AT_LOC.$2])
-m4_pushdef([AT_LOC_LAST_LINE],    [AT_LOC.$3])
-m4_pushdef([AT_LOC_LAST_COLUMN],  [AT_LOC.$4])])
+[m4_pushdef([AT_FIRST_LINE],  [$1])
+m4_pushdef([AT_FIRST_COLUMN], [$2])
+m4_pushdef([AT_LAST_LINE],    [$3])
+m4_pushdef([AT_LAST_COLUMN],  [$4])
+m4_pushdef([AT_LOC_FIRST_LINE],   [AT_LOC.AT_FIRST_LINE])
+m4_pushdef([AT_LOC_FIRST_COLUMN], [AT_LOC.AT_FIRST_COLUMN])
+m4_pushdef([AT_LOC_LAST_LINE],    [AT_LOC.AT_LAST_LINE])
+m4_pushdef([AT_LOC_LAST_COLUMN],  [AT_LOC.AT_LAST_COLUMN])])
 
 # AT_LOC_POPDEF
 # -------------
-# Popdef AT_LOC_(FIRST|LAST)_(LINE|COL).
+# Popdef AT(_LOC)?_(FIRST|LAST)_(LINE|COLUMN).
 m4_define([AT_LOC_POPDEF],
 [m4_popdef([AT_LOC_FIRST_LINE])
 m4_popdef([AT_LOC_FIRST_COLUMN])
 m4_popdef([AT_LOC_LAST_LINE])
-m4_popdef([AT_LOC_LAST_COLUMN])])
+m4_popdef([AT_LOC_LAST_COLUMN])
+m4_popdef([AT_FIRST_LINE])
+m4_popdef([AT_FIRST_COLUMN])
+m4_popdef([AT_LAST_LINE])
+m4_popdef([AT_LAST_COLUMN])
+])
 
 
 
@@ -109,12 +135,14 @@ m4_define([AT_BISON_OPTION_PUSHDEFS],
 # --------------------------------------------------
 # This macro works around the impossibility to define macros
 # inside macros, because issuing `[$1]' is not possible in M4 :(.
-# This sucks hard, GNU M4 should really provide M5 like $$1.
+# This sucks hard, GNU M4 should really provide M5-like $$1.
 m4_define([_AT_BISON_OPTION_PUSHDEFS],
 [m4_if([$1$2], $[1]$[2], [],
        [m4_fatal([$0: Invalid arguments: $@])])dnl
 m4_pushdef([AT_DEFINES_IF],
 [m4_bmatch([$3], [%defines], [$1], [$2])])
+m4_pushdef([AT_DEBUG_IF],
+[m4_bmatch([$3], [%debug\|%define parse.trace], [$1], [$2])])
 m4_pushdef([AT_SKEL_CC_IF],
 [m4_bmatch([$3], [%language "[Cc]\+\+"\|%skeleton "[a-z0-9]+\.cc"], [$1], [$2])])
 m4_pushdef([AT_SKEL_JAVA_IF],
@@ -138,11 +166,12 @@ m4_pushdef([AT_LEXPARAM_IF],
 m4_pushdef([AT_LOCATION_IF],
 [m4_bmatch([$3], [%locations], [$1], [$2])])
 m4_pushdef([AT_LOCATION_TYPE_IF],
-[m4_bmatch([$3], [%define location_type], [$1], [$2])])
+[m4_bmatch([$3], [%define \(api\.location\.type\|location_type\)], [$1], [$2])])
 m4_pushdef([AT_PARAM_IF],
 [m4_bmatch([$3], [%parse-param], [$1], [$2])])
 # Comma-terminated list of formals parse-parameters.
-# E.g., %parse-param { int x } {int y} -> "int x, int y, ".
+# E.g., %parse-param { int x } %parse-param {int y} -> "int x, int y, ".
+# FIXME: Support grouped parse-param.
 m4_pushdef([AT_PARSE_PARAMS])
 m4_bpatsubst([$3], [%parse-param { *\([^{}]*[^{} ]\) *}],
              [m4_append([AT_PARSE_PARAMS], [\1, ])])
@@ -151,37 +180,53 @@ m4_pushdef([AT_PURE_IF],
 [m4_bmatch([$3], [%define  *api\.pure\|%pure-parser],
            [m4_bmatch([$3], [%define  *api\.pure *"?false"?], [$2], [$1])],
            [$2])])
-m4_pushdef([AT_PURE_AND_LOC_IF],
-[m4_bmatch([$3], [%locations], [AT_PURE_IF($@)], [$2])])
-m4_pushdef([AT_GLR_OR_PARAM_IF],
-[m4_bmatch([$3], [%glr-parser\|%parse-param], [$1], [$2])])
+# AT_NAME_PREFIX: also consider api.namespace.
 m4_pushdef([AT_NAME_PREFIX],
-[m4_bmatch([$3], [\(%define api\.prefix\|%name-prefix\) ".*"],
-           [m4_bregexp([$3], [\(%define api\.prefix\|%name-prefix\) "\([^""]*\)"], [\2])],
+[m4_bmatch([$3], [\(%define api\.\(namespace\|prefix\)\|%name-prefix\) ".*"],
+           [m4_bregexp([$3], [\(%define api\.\(namespace\|prefix\)\|%name-prefix\) "\([^""]*\)"], [\3])],
            [yy])])
+m4_pushdef([AT_TOKEN_CTOR_IF],
+[m4_bmatch([$3], [%define api\.token\.constructor], [$1], [$2])])
+m4_pushdef([AT_TOKEN_PREFIX],
+[m4_bmatch([$3], [%define api\.token\.prefix ".*"],
+           [m4_bregexp([$3], [%define api\.token\.prefix "\(.*\)"], [\1])])])
+m4_pushdef([AT_VARIANT_IF],
+[m4_bmatch([$3], [%define api\.value\.type "?variant"?], [$1], [$2])])
 m4_pushdef([AT_API_prefix],
 [m4_bmatch([$3], [%define api\.prefix ".*"],
            [m4_bregexp([$3], [%define api\.prefix "\([^""]*\)"], [\1])],
            [yy])])
 m4_pushdef([AT_API_PREFIX],
 [m4_toupper(AT_API_prefix)])
-# yyerror receives the location if %location & %pure & (%glr or %parse-param).
+# yyerror receives the location if %location, and if the parser is pure. For
+# historical reasons, with the "yacc.c" skeleton, the location is not passed
+# unless an additional "%parse-param" is present, or if the purity is defined
+# as "full".
 m4_pushdef([AT_YYERROR_ARG_LOC_IF],
-[AT_GLR_OR_PARAM_IF([AT_PURE_AND_LOC_IF([$1], [$2])],
-		    [$2])])
-# yyerror always sees the locations (when activated), except if
-# (yacc & pure & !param).  FIXME: This is wrong.  See the manual.
+[AT_LOCATION_IF([AT_PURE_IF([m4_bmatch([$3],
+                                       m4_quote(m4_join([\|],
+                                                        [%define api\.pure "?full"?],
+                                                        [%glr-parser],
+                                                        [%parse-param],
+                                                        [%skeleton "?glr.c"?])),
+                                       [$1], [$2])],
+                            [$2])],
+                    [$2])])
+
+# yyerror always sees the locations (when activated) if the parser is impure.
+# When the parser is pure, yyerror sees the location if it is received as an
+# argument.
 m4_pushdef([AT_YYERROR_SEES_LOC_IF],
-[AT_LOCATION_IF([AT_YACC_IF([AT_PURE_IF([AT_PARAM_IF([$1], [$2])],
-					[$1])],
-			    [$1])],
-		[$2])])
+[AT_LOCATION_IF([AT_YACC_IF([AT_PURE_IF([AT_YYERROR_ARG_LOC_IF([$1], [$2])],
+                                        [$1])],
+                            [$1])],
+                [$2])])
 
 # The interface is pure: either because %define api.pure, or because we
 # are using the C++ parsers.
 m4_pushdef([AT_PURE_LEX_IF],
 [AT_PURE_IF([$1],
-	    [AT_SKEL_CC_IF([$1], [$2])])])
+            [AT_SKEL_CC_IF([$1], [$2])])])
 
 m4_pushdef([AT_YYSTYPE],
 [AT_SKEL_CC_IF([AT_NAME_PREFIX[::parser::semantic_type]],
@@ -195,15 +240,15 @@ AT_PURE_LEX_IF(
 [m4_pushdef([AT_LOC], [(*llocp)])
  m4_pushdef([AT_VAL], [(*lvalp)])
  m4_pushdef([AT_YYLEX_FORMALS],
-	    [AT_YYSTYPE *lvalp[]AT_LOCATION_IF([, AT_YYLTYPE *llocp])])
+            [AT_YYSTYPE *lvalp[]AT_LOCATION_IF([, AT_YYLTYPE *llocp])])
  m4_pushdef([AT_YYLEX_ARGS],
-	    [lvalp[]AT_LOCATION_IF([, llocp])])
+            [lvalp[]AT_LOCATION_IF([, llocp])])
  m4_pushdef([AT_USE_LEX_ARGS],
-	    [(void) lvalp;AT_LOCATION_IF([(void) llocp])])
+            [(void) lvalp;AT_LOCATION_IF([(void) llocp])])
  m4_pushdef([AT_YYLEX_PRE_FORMALS],
-	    [AT_YYLEX_FORMALS, ])
+            [AT_YYLEX_FORMALS, ])
  m4_pushdef([AT_YYLEX_PRE_ARGS],
-	    [AT_YYLEX_ARGS, ])
+            [AT_YYLEX_ARGS, ])
 ],
 [m4_pushdef([AT_LOC], [[(]AT_NAME_PREFIX[lloc)]])
  m4_pushdef([AT_VAL], [[(]AT_NAME_PREFIX[lval)]])
@@ -222,6 +267,8 @@ AT_SKEL_CC_IF(
     [AT_LOC_PUSHDEF([begin.line], [begin.column], [end.line], [end.column])])],
   [AT_LOC_PUSHDEF([first_line], [first_column], [last_line], [last_column])])
 
+
+AT_GLR_IF([AT_KEYWORDS([glr])])
 ])# _AT_BISON_OPTION_PUSHDEFS
 
 
@@ -243,9 +290,10 @@ m4_popdef([AT_YYERROR_SEES_LOC_IF])
 m4_popdef([AT_YYERROR_ARG_LOC_IF])
 m4_popdef([AT_API_PREFIX])
 m4_popdef([AT_API_prefix])
+m4_popdef([AT_VARIANT_IF])
+m4_popdef([AT_TOKEN_PREFIX])
+m4_popdef([AT_TOKEN_CTOR_IF])
 m4_popdef([AT_NAME_PREFIX])
-m4_popdef([AT_GLR_OR_PARAM_IF])
-m4_popdef([AT_PURE_AND_LOC_IF])
 m4_popdef([AT_LOCATION_TYPE_IF])
 m4_popdef([AT_LOCATION_IF])
 m4_popdef([AT_PARSE_PARAMS])
@@ -259,6 +307,7 @@ m4_popdef([AT_SKEL_JAVA_IF])
 m4_popdef([AT_GLR_CC_IF])
 m4_popdef([AT_LALR1_CC_IF])
 m4_popdef([AT_DEFINES_IF])
+m4_popdef([AT_DEBUG_IF])
 AT_LOC_POPDEF])dnl
 ])# AT_BISON_OPTION_POPDEFS
 
@@ -350,6 +399,7 @@ static
 }]dnl
 ])
 
+# AT_YYERROR_FORMALS
 # AT_YYERROR_PROTOTYPE
 # AT_YYERROR_DECLARE_EXTERN
 # AT_YYERROR_DECLARE
@@ -358,7 +408,7 @@ static
 # Must be called inside a AT_BISON_OPTION_PUSHDEFS/POPDEFS pair.
 m4_define([AT_YYERROR_FORMALS],
 [m4_case(AT_LANG,
-[c], [AT_YYERROR_ARG_LOC_IF([AT_YYLTYPE *llocp, ])AT_PARSE_PARAMS [const char *msg]])[]dnl
+[c], [AT_YYERROR_ARG_LOC_IF([AT_YYLTYPE const * const llocp, ])AT_PARSE_PARAMS [const char *msg]])[]dnl
 ])
 
 m4_define([AT_YYERROR_PROTOTYPE],
@@ -373,12 +423,51 @@ m4_define([AT_YYERROR_DECLARE_EXTERN],
 
 m4_define([AT_YYERROR_DECLARE],
 [m4_case(AT_LANG,
-[c], [static AT_YYERROR_DECLARE_EXTERN])[]dnl
+[c], [#include <stdio.h>
+]AT_LOCATION_IF([[
+#if defined ]AT_YYLTYPE[_IS_TRIVIAL && ]AT_YYLTYPE[_IS_TRIVIAL
+static unsigned location_print (FILE *yyo, ]AT_YYLTYPE[ const * const yylocp);
+# ifndef LOCATION_PRINT
+#  define LOCATION_PRINT(File, Loc) location_print (File, &(Loc))
+# endif
+#endif
+]])[
+static AT_YYERROR_DECLARE_EXTERN])[]dnl
 ])
 
 m4_define([AT_YYERROR_DEFINE],
 [m4_case(AT_LANG,
-[c], [[#include <stdio.h>
+[c], [[
+]AT_LOCATION_IF([[
+# if defined ]AT_YYLTYPE[_IS_TRIVIAL && ]AT_YYLTYPE[_IS_TRIVIAL
+/* Print *YYLOCP on YYO. */
+__attribute__((__unused__))
+static unsigned
+location_print (FILE *yyo, ]AT_YYLTYPE[ const * const yylocp)
+{
+  unsigned res = 0;
+  int end_col = 0 != yylocp->last_column ? yylocp->last_column - 1 : 0;
+  if (0 <= yylocp->first_line)
+    {
+      res += fprintf (yyo, "%d", yylocp->first_line);
+      if (0 <= yylocp->first_column)
+        res += fprintf (yyo, ".%d", yylocp->first_column);
+    }
+  if (0 <= yylocp->last_line)
+    {
+      if (yylocp->first_line < yylocp->last_line)
+        {
+          res += fprintf (yyo, "-%d", yylocp->last_line);
+          if (0 <= end_col)
+            res += fprintf (yyo, ".%d", end_col);
+        }
+      else if (0 <= end_col && yylocp->first_column < end_col)
+        res += fprintf (yyo, "-%d", end_col);
+    }
+  return res;
+}
+#endif
+]])[
 /* A C error reporting function.  */
 static
 ]AT_YYERROR_PROTOTYPE[
@@ -386,19 +475,18 @@ static
               [[^,]+[^A-Za-z_0-9]\([A-Za-z_][A-Za-z_0-9]*\), *], [
   YYUSE(\1);])dnl
 AT_YYERROR_SEES_LOC_IF([[
-  YY_LOCATION_PRINT (stderr, ]AT_LOC[);
+  LOCATION_PRINT (stderr, ]AT_LOC[);
   fprintf (stderr, ": ");]])[
   fprintf (stderr, "%s\n", msg);
 }]],
 [c++], [[/* A C++ error reporting function.  */
 void
-]AT_NAME_PREFIX[::parser::error (const location_type& l, const std::string& m)
+]AT_NAME_PREFIX[::parser::error (]AT_LOCATION_IF([[const location_type& l, ]])[const std::string& m)
 {
-  (void) l;
   std::cerr << ]AT_LOCATION_IF([l << ": " << ])[m << std::endl;
 }]],
 [java], [AT_LOCATION_IF([[public void yyerror (Calc.Location l, String s)
-  {
+{
     if (l == null)
       System.err.println (s);
     else
@@ -413,6 +501,50 @@ void
 ])
 
 
+# AT_MAIN_DEFINE
+# --------------
+m4_define([AT_MAIN_DEFINE],
+[m4_case(AT_LANG,
+[c],
+[[#include <stdlib.h> /* getenv. */
+#include <string.h> /* strcmp. */
+int
+main (int argc, char const* argv[])
+{]AT_DEBUG_IF([[
+  if (getenv("YYDEBUG")
+      || (argc == 2
+          && (!strcmp (argv[1], "-d") || !strcmp (argv[1], "--debug"))))
+    yydebug |= 1;]], [[
+  (void) argc;
+  (void) argv;]])[
+  return ]AT_NAME_PREFIX[parse ();
+}]],
+[c++],
+[[#include <cstdlib> // getenv.
+#include <cstring> // strcmp.
+int
+main (int argc, char const* argv[])
+{
+  ]AT_NAME_PREFIX[::parser p;]AT_DEBUG_IF([[
+  if (getenv("YYDEBUG")
+      || (argc == 2
+          && (!strcmp (argv[1], "-d") || !strcmp (argv[1], "--debug"))))
+    p.set_debug_level (true);]], [[
+  (void) argc;
+  (void) argv;]])[
+  return p.parse ();
+}]],
+[java],
+[[class input
+{
+  public static void main (String args[]) throws IOException
+  {
+    YYParser p = new YYParser ();
+    p.parse ();
+  }
+}]])])
+
+
 ## --------------- ##
 ## Running Bison.  ##
 ## --------------- ##
@@ -445,15 +577,11 @@ m4_define([AT_BISON_CHECK],
 [m4_null_if([$2], [AT_BISON_CHECK_XML($@)])
 AT_BISON_CHECK_NO_XML($@)])
 
-m4_define([AT_BISON_WERROR_MSG],
-          [[bison: warnings being treated as errors]])
-
-
 # AT_BISON_CHECK_(BISON_ARGS, [OTHER_AT_CHECK_ARGS])
 # --------------------------------------------------
 # Low-level macro to run bison once.
 m4_define([AT_BISON_CHECK_],
-[AT_CHECK(AT_QUELL_VALGRIND[[ bison ]]$@)])
+[AT_CHECK(AT_QUELL_VALGRIND[[ bison -fno-caret ]]$@)])
 
 
 # AT_BISON_CHECK_WARNINGS(BISON_ARGS, [OTHER_AT_CHECK_ARGS])
@@ -468,12 +596,8 @@ m4_define([AT_BISON_CHECK_WARNINGS_],
 [[# Defining POSIXLY_CORRECT causes bison to complain if options are
 # added after the grammar file name, so skip these checks in that
 # case.
-#
-# Don't just check if $POSIXLY_CORRECT is set, as Bash, when launched
-# as /bin/sh, sets the shell variable POSIXLY_CORRECT to y, but not
-# the environment variable.
-if env | grep '^POSIXLY_CORRECT=' >/dev/null; then :; else
-  ]AT_SAVE_SPECIAL_FILES[
+if test "$POSIXLY_CORRECT_IS_EXPORTED" = false; then
+          ]AT_SAVE_SPECIAL_FILES[
 
   # To avoid expanding it repeatedly, store specified stdout.
   ]AT_DATA([expout], [$3])[
@@ -483,33 +607,10 @@ if env | grep '^POSIXLY_CORRECT=' >/dev/null; then :; else
 
   # Build expected stderr up to and including the "warnings being
   # treated as errors" message.
-  ]AT_DATA([[at-bison-check-warnings]], [$4])[
-  at_bison_check_first=`sed -n \
-    '/: warning: /{=;q;}' at-bison-check-warnings`
-  : ${at_bison_check_first:=1}
-  at_bison_check_first_tmp=`sed -n \
-    '/conflicts: [0-9].*reduce$/{=;q;}' at-bison-check-warnings`
-  : ${at_bison_check_first_tmp:=1}
-  if test $at_bison_check_first_tmp -lt $at_bison_check_first; then
-    at_bison_check_first=$at_bison_check_first_tmp
-  fi
-  if test $at_bison_check_first -gt 1; then
-    sed -n "1,`expr $at_bison_check_first - 1`"p \
-      at-bison-check-warnings > experr
-  fi
-  echo ']AT_BISON_WERROR_MSG[' >> experr
-
-  # Finish building expected stderr and check.  Unlike warnings,
-  # complaints cause bison to exit early.  Thus, with -Werror, bison
-  # does not necessarily report all warnings that it does without
-  # -Werror, but it at least reports one.
-  at_bison_check_last=`sed -n '$=' stderr`
-  : ${at_bison_check_last:=1}
-  at_bison_check_last=`expr $at_bison_check_last - 1`
-  sed -n "$at_bison_check_first,$at_bison_check_last"p \
-    at-bison-check-warnings >> experr
-  ]AT_CHECK([[sed 's,.*/\(]AT_BISON_WERROR_MSG[\)$,\1,' \
-              stderr 1>&2]], [[0]], [[]], [experr])[
+  ]AT_DATA([[experr]], [$4])[
+  $PERL -pi -e 's{(.*): warning: (.*)\[-W(.*)\]$}
+                 {$][1: error: $][2\@<:@-Werror=$][3@:>@}' experr
+  ]AT_CHECK([[sed 's,.*/$,,' stderr 1>&2]], [[0]], [[]], [experr])[
 
   # Now check --warnings=error.
   cp stderr experr
@@ -531,7 +632,7 @@ fi]dnl
 # when a tortured grammar's XML is known to be too large for xsltproc to
 # handle.
 m4_define([AT_BISON_CHECK_NO_XML],
-[AT_CHECK(m4_null_if([$2], [], [AT_QUELL_VALGRIND ])[[bison ]]$@)
+[AT_CHECK(m4_null_if([$2], [], [AT_QUELL_VALGRIND ])[[bison -fno-caret ]]$@)
 AT_BISON_CHECK_WARNINGS($@)])
 
 # AT_BISON_CHECK_XML(BISON_ARGS, [OTHER_AT_CHECK_ARGS])
@@ -551,19 +652,19 @@ m4_define([AT_BISON_CHECK_XML],
   # Don't combine these Bison invocations since we want to be sure that
   # --report=all isn't required to get the full XML file.
   AT_BISON_CHECK_([[--report=all --report-file=xml-tests/test.output \
-                  --graph=xml-tests/test.dot ]]AT_BISON_ARGS,
-                  [[0]], [ignore], [ignore])
+             --graph=xml-tests/test.dot ]]AT_BISON_ARGS,
+           [[0]], [ignore], [ignore])
   AT_BISON_CHECK_([[--xml=xml-tests/test.xml ]]AT_BISON_ARGS,
-                 [[0]], [ignore], [ignore])
+           [[0]], [ignore], [ignore])
   m4_popdef([AT_BISON_ARGS])dnl
   [cp xml-tests/test.output expout]
   AT_CHECK([[$XSLTPROC \
              `]]AT_QUELL_VALGRIND[[ bison --print-datadir`/xslt/xml2text.xsl \
              xml-tests/test.xml]], [[0]], [expout])
-  [cp xml-tests/test.dot expout]
+  [sort xml-tests/test.dot > expout]
   AT_CHECK([[$XSLTPROC \
              `]]AT_QUELL_VALGRIND[[ bison --print-datadir`/xslt/xml2dot.xsl \
-             xml-tests/test.xml]], [[0]], [expout])
+             xml-tests/test.xml | sort]], [[0]], [expout])
   [rm -rf xml-tests expout]
   AT_RESTORE_SPECIAL_FILES
 [fi]])
@@ -597,13 +698,14 @@ m4_define([AT_QUELL_VALGRIND],
 # otherwise pass "-c"; this is a hack.  The default SOURCES is OUTPUT
 # with trailing .o removed, and ".c" appended.
 m4_define([AT_COMPILE],
-[AT_CHECK(m4_join([ ],
+[AT_CHECK([$BISON_C_WORKS], 0, ignore, ignore)
+AT_CHECK(m4_join([ ],
                   [$CC $CFLAGS $CPPFLAGS],
                   [m4_bmatch([$1], [[.]], [-c], [$LDFLAGS])],
                   [-o $1],
                   [m4_default([$2], [m4_bpatsubst([$1], [\.o$]).c])],
                   [m4_bmatch([$1], [[.]], [], [$LIBS])]),
-	   0, [ignore], [ignore])])
+           0, [ignore], [ignore])])
 
 # AT_COMPILE_CXX(OUTPUT, [SOURCES = OUTPUT.cc])
 # ---------------------------------------------
@@ -622,7 +724,7 @@ AT_CHECK(m4_join([ ],
                  [-o $1],
                  [m4_default([$2], [m4_bpatsubst([$1], [\.o$]).cc])],
                  [m4_bmatch([$1], [[.]], [], [$LIBS])]),
-	 0, [ignore], [ignore])])
+         0, [ignore], [ignore])])
 
 # AT_JAVA_COMPILE(SOURCES)
 # ------------------------
@@ -717,7 +819,7 @@ AT_COMPILE([c-only.o], [c-only.c])
 AT_COMPILE_CXX([cxx-only.o], [cxx-only.cc])
 AT_CHECK([$CXX $CXXFLAGS $CPPFLAGS $LDFLAGS c-only.o cxx-only.o -o c-and-cxx ||
           exit 77], [ignore], [ignore])
-AT_CHECK([./c-and-cxx])
+AT_PARSER_CHECK([./c-and-cxx])
 ])
 
 
@@ -827,7 +929,6 @@ AT_SETUP([$1])
 AT_BISON_OPTION_PUSHDEFS([$4])
 AT_DATA_GRAMMAR([[input.y]],
 [[%code {
-  #include <stdio.h>
   ]AT_YYERROR_DECLARE[
   ]AT_YYLEX_DECLARE[
 }
@@ -850,11 +951,7 @@ yylex (void)
   return *inputp++;
 }
 
-int
-main (void)
-{
-  return yyparse ();
-}
+]AT_MAIN_DEFINE[
 ]])
 
 # In some versions of Autoconf, AT_CHECK invokes AS_ESCAPE before
@@ -865,13 +962,13 @@ main (void)
 
 m4_if(m4_index(m4_quote($3), [no-xml]), -1,
       [AT_BISON_CHECK],
-      [AT_BISON_CHECK_NO_XML])([[--report=all --defines -o input.c input.y]],
+      [AT_BISON_CHECK_NO_XML])([[-Wall --report=all --defines -o input.c input.y]],
                                [0], [], m4_dquote($7))
 
 m4_if(m4_index(m4_quote($3), [last-state]), -1,
-      [AT_CHECK([[sed -n '/^state 0$/,$p' input.output]], [[0]],
+      [AT_CHECK([[sed -n '/^State 0$/,$p' input.output]], [[0]],
                 m4_dquote($8))],
-      [AT_CHECK([[sed -n 's/^state //p' input.output | tail -1]], [[0]],
+      [AT_CHECK([[sed -n 's/^State //p' input.output | tail -1]], [[0]],
                 m4_dquote($8)[[
 ]])])
 
@@ -885,8 +982,8 @@ $9
 # There is no "" around `wc` since some indent the result.
 m4_bmatch([$4], [%define lr.type canonical-lr],
 [if test 32767 -lt `wc -l < input.c`; then
-  CFLAGS=`echo " $CFLAGS " | sed -e 's/ -pedantic //'`
-  CXXFLAGS=`echo " $CXXFLAGS " | sed -e 's/ -pedantic //'`
+  CFLAGS=`echo " $CFLAGS " | sed -e 's/ -pedantic / /'`
+  CXXFLAGS=`echo " $CXXFLAGS " | sed -e 's/ -pedantic / /'`
 fi])
 AT_COMPILE([[input]])
 
@@ -902,12 +999,20 @@ m4_popdef([AT_COND_CASE])])
 
 
 
+
 ## ----------------------- ##
 ## Launch the test suite.  ##
 ## ----------------------- ##
 
 AT_INIT
 
+# AT_SETUP([TITLE])
+# -----------------
+# Redefine AT_SETUP to be more concise.  Must be done after AT_INIT.
+m4_copy_force([AT_SETUP], [B4_SETUP])
+m4_define([AT_SETUP],
+[B4_SETUP(m4_expand([AT_SETUP_STRIP([[$1]])]))])
+
 # Cannot assign CC and CFLAGS here, since atlocal is loaded after
 # options are processed, so we don't know the value of CXX and
 # CXXFLAGS yet.