Functions returning void fixed

git-svn-id: http://picoc.googlecode.com/svn/trunk@176 21eae674-98b7-11dd-bd71-f92a316d2d60

TODO

@@ -10,6 +10,7 @@ Bugs:
    }
    return (i * fact(i - 1));
 }
+* something wrong with interactive mode after error handling - not clearing token buffer correctly?
 
 Implement:
 * operator precedence

parse.c

@@ -100,9 +100,6 @@ void ParseDeclaration(struct ParseState *Parser, enum LexToken Token)
     do
     {
         TypeParseIdentPart(Parser, BasicType, &Typ, &Identifier);
-        if (Token == TokenVoidType && Identifier != StrEmpty)
-            ProgramFail(Parser, "can't define a void variable");
-            
         if ((Token != TokenVoidType && Token != TokenStructType && Token != TokenUnionType) && Identifier == StrEmpty)
             ProgramFail(Parser, "identifier expected");
             
@@ -113,6 +110,9 @@ void ParseDeclaration(struct ParseState *Parser, enum LexToken Token)
                 ParseFunctionDefinition(Parser, Typ, Identifier, FALSE);
             else
             {
+                if (Token == TokenVoidType && Identifier != StrEmpty)
+                    ProgramFail(Parser, "can't define a void variable");
+                    
                 if (LexGetToken(Parser, NULL, FALSE) != TokenAssign)
                     VariableDefine(Parser, Identifier, VariableAllocValueFromType(Parser, Typ, TRUE, NULL));
                 else

tests/07_function.c

@@ -6,3 +6,10 @@ int myfunc(int x)
 printint(myfunc(3));
 printint(myfunc(4));
 
+void vfunc(int a)
+{
+    printf("a=%d\n", a);
+}
+
+vfunc(1234);
+