test/SemaCXX/alignof-sizeof-reference.cpp


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// RUN: clang-cc -std=c++0x -fsyntax-only -verify %s

struct s0; // expected-note {{forward declaration}}
char ar[sizeof(s0&)]; // expected-error {{invalid application of 'sizeof' to an incomplete type}}
void test() {
  char &r = ar[0];
  static_assert(alignof(r) == 1, "bad alignment");
  static_assert(sizeof(r) == 1, "bad size");
}