Examples bug fixes and code tweaks to make g++ 4.2 happy.

[SVN r63729]

example/karma/Jamfile

@@ -6,7 +6,11 @@
 #   file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
 #==============================================================================
 project spirit-karma-example 
-    : requirements <toolset>gcc:<c++-template-depth>300 : : 
+    : requirements 
+        <toolset>gcc:<c++-template-depth>300
+        <toolset>darwin:<cxxflags>-ftemplate-depth-300
+    :
+    :
     ;
 
 exe actions_example : actions.cpp ;

example/lex/Jamfile

@@ -5,8 +5,14 @@
 #   Distributed under the Boost Software License, Version 1.0. (See accompanying
 #   file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
 #==============================================================================
+project spirit-lexer-example
+    : requirements 
+        <toolset>gcc:<c++-template-depth>300
+        <toolset>darwin:<cxxflags>-ftemplate-depth-300
+    :
+    :
+    ;
 
-project spirit-lexer-example ;
 
 exe example1                : example1.cpp ;
 exe example2                : example2.cpp ;

example/qi/Jamfile

@@ -5,7 +5,9 @@
 #   file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
 #==============================================================================
 project spirit-qi-example
-    : requirements <toolset>gcc:<c++-template-depth>300
+    : requirements 
+        <toolset>gcc:<c++-template-depth>300
+        <toolset>darwin:<cxxflags>-ftemplate-depth-300
     :
     :
     ;

example/qi/adapt_template_struct.cpp

@@ -39,7 +39,7 @@ namespace client
 namespace boost { namespace spirit { namespace traits 
 {
     template <typename A, typename B>
-    struct transform_attribute<client::data<A, B>, fusion::vector<A&, B&> >
+    struct transform_attribute<client::data<A, B>, fusion::vector<A&, B&>, qi::domain>
     {
         typedef fusion::vector<A&, B&> type;
 

example/qi/calc6/calc6c.hpp

@@ -38,13 +38,16 @@ statement<Iterator>::statement(std::vector<int>& code)
         lexeme
         [
                 vars        [_val = _1]
-            >>  !(alnum | '_') // make sure we have whole words
+            >>  !(alnum | '_')      // make sure we have whole words
         ]
         ;
 
     var_decl =
-            "var"
-        >   !var_ref        // make sure the variable isn't redeclared
+		lexeme[
+			"var"
+			>>  !(alnum | '_')      // make sure we have whole words
+		]         
+		>   !var_ref                // make sure the variable isn't redeclared
         >   identifier      [add_var(_1, ref(nvars))]
         >   (';' | '=' > assignment_rhs(ref(nvars)-1))
         ;

example/qi/calc7/calc7c.hpp

@@ -43,8 +43,11 @@ statement<Iterator>::statement(std::vector<int>& code)
         ;
 
     var_decl =
-            "var"
-        >   !var_ref        // make sure the variable isn't redeclared
+		lexeme[
+			"var"
+			>>  !(alnum | '_')	// make sure we have whole words
+		]        
+        >   !var_ref            // make sure the variable isn't redeclared
         >   identifier      [add_var(_1, ref(nvars))]
         >   (';' | '=' > assignment_rhs(ref(nvars)-1))
         ;

example/qi/mini_c/mini_cc.hpp

@@ -31,7 +31,7 @@ statement<Iterator>::statement(
         lexeme
         [
                 vars        [_val = _1]
-            >>  !(alnum | '_') // make sure we have whole words
+            >>  !(alnum | '_')      // make sure we have whole words
         ]
         ;
 
@@ -40,7 +40,7 @@ statement<Iterator>::statement(
                 "int"
                 >>  !(alnum | '_')  // make sure we have whole words
             ]
-        >   !var_ref            // make sure the variable isn't redeclared
+        >   !var_ref                // make sure the variable isn't redeclared
         >   identifier      [add_var(_1)]
         >   (';' | '=' > assignment_rhs(ref(nvars)-1))
         ;

example/qi/parse_date.cpp

@@ -28,7 +28,7 @@ namespace boost { namespace spirit { namespace traits
     // a fusion sequence consisting out of three integers as its attribute.
     template<>
     struct transform_attribute<
-        boost::gregorian::date, fusion::vector<int, int, int> >
+        boost::gregorian::date, fusion::vector<int, int, int>, qi::domain>
     {
         typedef fusion::vector<int, int, int> date_parts;