report warning when using weak type modifier in cast expressions, fixes

2008-04-14  Juerg Billeter  <j@bitron.ch>

	* vala/valaparser.vala: report warning when using weak type
	  modifier in cast expressions, fixes bug 527990

svn path=/trunk/; revision=1224

diff --git a/ChangeLog b/ChangeLog
index b0f40e5..cd97ee7 100644 (file)
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,10 @@
 2008-04-14  Jürg Billeter  <j@bitron.ch>
 
+       * vala/valaparser.vala: report warning when using weak type
+         modifier in cast expressions, fixes bug 527990
+
+2008-04-14  Jürg Billeter  <j@bitron.ch>
+
        * vala/valasemanticanalyzer.vala: fix interface base access,
          fixes bug 527985
 

diff --git a/vala/valaparser.vala b/vala/valaparser.vala
index 42880a8..f532bb4 100644 (file)
--- a/vala/valaparser.vala
+++ b/vala/valaparser.vala
@@ -728,6 +728,7 @@ public class Vala.Parser : CodeVisitor {
                        next ();
                        switch (current ()) {
                        case TokenType.VOID:
+                       case TokenType.WEAK:
                        case TokenType.IDENTIFIER:
                                var type = parse_type ();
                                if (accept (TokenType.CLOSE_PARENS)) {
@@ -749,6 +750,10 @@ public class Vala.Parser : CodeVisitor {
                                        case TokenType.SIZEOF:
                                        case TokenType.TYPEOF:
                                        case TokenType.IDENTIFIER:
+                                               var ut = type as UnresolvedType;
+                                               if (ut != null && ut.is_weak) {
+                                                       Report.warning (get_src (begin), "obsolete syntax, weak type modifier unused in cast expressions");
+                                               }
                                                var inner = parse_unary_expression ();
                                                return context.create_cast_expression (inner, type, get_src (begin), false);
                                        }