[svn r133] Fixed some problems with inlining not happening :P

Fixed problems with certain cases of deeply nested classes/functions.

test/nested8.d

@@ -0,0 +1,30 @@
+module nested8;
+
+void main()
+{
+    int i = 1;
+    void func()
+    {
+        printf("func()\n");
+        i++;
+        void func2()
+        {
+            printf(" func2()\n");
+            int j = i + 1;
+            void func3()
+            {
+                printf("  func3()\n");
+                j++;
+                printf("  done = %d\n", j);
+            }
+            func3();
+            i = j;
+            printf(" done = %d\n", j);
+        }
+        func2();
+        printf("done\n");
+    }
+    func();
+    printf("i == %d\n", i);
+    assert(i == 4);
+}