fixed some compiler warnings

Author: totalspectrum

expr.c

@@ -2041,6 +2041,7 @@ EvalExpr(AST *expr, unsigned flags, int *valid, int depth)
             name = expr->d.string;
             sym = LookupSymbol(name);
         } else if (expr->kind == AST_CONSTREF || expr->kind == AST_METHODREF) {
+            name = "method";
             sym = LookupMethodRef(expr, NULL, valid);
         } else {
             if (reportError)

frontends/common.c

@@ -1035,7 +1035,7 @@ GenericFunctionPtr(AST *result_type)
 
     if (result_type && result_type->kind == AST_INTEGER) {
         int numresults = result_type->d.ival;
-        AST *exprlist;
+        AST *exprlist = NULL;
         if (numresults == 0) {
             exprlist = ast_type_void;
         } else if (numresults == 1) {