typename26.c

来自「gcc3.2.1源代码」· C语言 代码 · 共 20 行

// Build don't link:
// 
// Copyright (C) 2000 Free Software Foundation, Inc.
// Contributed by Nathan Sidwell 9 Aug 2000 <[e-mail]>

// We failed to spot where a typename T::t didn't actually declare
// anything. [7.1.5.3]/1

template<class LB> struct C
{
  typename LB::DataType;      // ERROR - does not declare anything
  typename LB::DataType m;
};

struct B {};
struct A {
  B;                          // ERROR - does not declare anything
  B m;
};