Merge remote-tracking branch 'origin/maint' into origin/master

* origin/maint:
  doc: minor fixes
  gnulib: strtoul is considered obsolete and now useless
  c++: avoid warnings when destructors don't use $$
  maint: post-release administrivia
  version 3.0.3
  gnulib: update

.prev-version

@@ -1 +1 @@
-3.0.2
+3.0.3

NEWS

@@ -49,6 +49,14 @@ GNU Bison NEWS
 
 ** Bug fixes
 
+*** C++ with Variants (lalr1.cc)
+
+  Fix a compiler warning when no %destructor use $$.
+
+* Noteworthy changes in release 3.0.3 (2015-01-15) [stable]
+
+** Bug fixes
+
 *** C++ with Variants (lalr1.cc)
 
   Problems with %destructor and '%define parse.assert' have been fixed.

bootstrap.conf

@@ -33,7 +33,7 @@ gnulib_modules='
   quote quotearg
   readme-release
   realloc-posix
-  spawn-pipe stdbool stpcpy strdup-posix strerror strtoul strverscmp
+  spawn-pipe stdbool stpcpy strdup-posix strerror strverscmp
   unistd unistd-safer unlink unlocked-io
   update-copyright unsetenv verify
   warnings

data/bison.m4

@@ -437,7 +437,6 @@ m4_define([b4_symbol_action_location],
 # b4_symbol_action(SYMBOL-NUM, KIND)
 # ----------------------------------
 # Run the action KIND (destructor or printer) for SYMBOL-NUM.
-# Same as in C, but using references instead of pointers.
 m4_define([b4_symbol_action],
 [b4_symbol_if([$1], [has_$2],
 [b4_dollar_pushdef([(*yyvaluep)],

data/c++.m4

@@ -347,6 +347,7 @@ m4_define([b4_public_types_define],
     // User destructor.
     symbol_number_type yytype = this->type_get ();
     basic_symbol<Base>& yysym = *this;
+    (void) yysym;
     switch (yytype)
     {
 ]b4_symbol_foreach([b4_symbol_destructor])dnl

doc/bison.texi

@@ -7550,7 +7550,7 @@ in an associativity related conflict, which can be specified as follows.
 
 The unary-minus is another typical example where associativity is
 usually over-specified, see @ref{Infix Calc, , Infix Notation
-Calculator: @code{calc}}.  The @code{%left} directive is traditionally
+Calculator - @code{calc}}.  The @code{%left} directive is traditionally
 used to declare the precedence of @code{NEG}, which is more than needed
 since it also defines its associativity.  While this is harmless in the
 traditional example, who knows how @code{NEG} might be used in future
@@ -10748,8 +10748,8 @@ it must be copyable;
 in order to compute the (default) value of @code{@@$} in a reduction, the
 parser basically runs
 @example
-@@$.begin = @@$1.begin;
-@@$.end   = @@$@var{N}.end; // The location of last right-hand side symbol.
+@@$.begin = @@1.begin;
+@@$.end   = @@@var{N}.end; // The location of last right-hand side symbol.
 @end example
 @noindent
 so there must be copyable @code{begin} and @code{end} members;
@@ -11337,7 +11337,7 @@ regular destructors.  All the values are printed using their
 
 @noindent
 The grammar itself is straightforward (@pxref{Location Tracking Calc, ,
-Location Tracking Calculator: @code{ltcalc}}).
+Location Tracking Calculator - @code{ltcalc}}).
 
 @comment file: calc++-parser.yy
 @example

lib/.gitignore

@@ -211,8 +211,6 @@
 /stripslash.c
 /strndup.c
 /strnlen.c
-/strtol.c
-/strtoul.c
 /strverscmp.c
 /sys
 /sys_ioctl.h

m4/.gitignore

@@ -144,8 +144,6 @@
 /string_h.m4
 /strndup.m4
 /strnlen.m4
-/strtol.m4
-/strtoul.m4
 /strverscmp.m4
 /sys_ioctl_h.m4
 /sys_socket_h.m4

src/files.h

@@ -64,7 +64,9 @@ extern char *all_but_ext;
 void compute_output_file_names (void);
 void output_file_names_free (void);
 
-/** Record that we generate file \a file_name.
+/** Record that we generate a file.
+ *
+ *  \param file_name  the name of file being generated.
  *  \param source whether this is a source file (*c, *.java...)
  *                as opposed to a report (*.output, *.dot...).
  */