doc: mfcalc: demonstrate %printer.

[bison.git] / data / lalr1.cc

diff --git a/data/lalr1.cc b/data/lalr1.cc
index 6f55e1878a3cbbd341cbcb9169dd8ed87073a1e9..d7201dd42c5f5b449c95ff83ed3e4467524dee26 100644 (file)
--- a/data/lalr1.cc
+++ b/data/lalr1.cc
@@ -35,7 +35,7 @@ m4_divert_push(0)dnl
 b4_defines_if(
 [@output(b4_spec_defines_file@)@
 b4_copyright([Skeleton interface for Bison LALR(1) parsers in C++],
-             [2002-2011])
+             [2002-2012])
 dnl FIXME: This is wrong, we want computed header guards.
 [
 /* C++ LALR(1) parser skeleton written by Akim Demaille.  */
@@ -51,6 +51,8 @@ dnl FIXME: This is wrong, we want computed header guards.
 ]b4_percent_define_ifdef([[location_type]], [],
                          [[#include "location.hh"]])[
 
+]b4_null_define[
+
 /* Enabling traces.  */
 #ifndef YYDEBUG
 # define YYDEBUG ]b4_debug_flag[
@@ -282,7 +284,7 @@ b4_percent_code_get([[provides]])[]dnl
 ])dnl
 @output(b4_parser_file_name@)@
 b4_copyright([Skeleton implementation for Bison LALR(1) parsers in C++],
-             [2002-2011])
+             [2002-2012])
 b4_percent_code_get([[top]])[]dnl
 m4_if(b4_prefix, [yy], [],
 [
@@ -931,7 +933,7 @@ b4_error_verbose_if([int yystate, int yytoken],
           }
       }
 
-    char const* yyformat = 0;
+    char const* yyformat = YY_NULL;
     switch (yycount)
       {
 #define YYCASE_(N, S)                         \
@@ -1139,7 +1141,7 @@ b4_error_verbose_if([int yystate, int yytoken],
 dnl
 @output(b4_dir_prefix[]stack.hh@)@
 b4_copyright([Stack handling for Bison parsers in C++],
-             [2002-2011])[
+             [2002-2012])[
 
 #ifndef BISON_STACK_HH
 # define BISON_STACK_HH