clang/test/Sema/invalid-member.cpp

   1 // RUN: %clang_cc1 -verify -fsyntax-only -fno-recovery-ast %s
   2 // RUN: %clang_cc1 -verify -fsyntax-only -frecovery-ast %s
   3
   4 void foo(); // expected-note 2{{requires 0 arguments}}
   5 class X {
   6   decltype(foo(42)) invalid; // expected-error {{no matching function}}
   7 };
   8 // Should be able to evaluate sizeof without crashing.
   9 static_assert(sizeof(X) == 1, "No valid members");
  10
  11 class Y {
  12   typeof(foo(42)) invalid; // expected-error {{no matching function}}
  13 };
  14 // Should be able to evaluate sizeof without crashing.
  15 static_assert(sizeof(Y) == 1, "No valid members");
  16
  17 class Z {
  18   int array[sizeof(invalid())]; // expected-error {{use of undeclared identifier}}
  19 };
  20 // Should be able to evaluate sizeof without crashing.
  21 static_assert(sizeof(Z) == 1, "No valid members");
  22
  23 constexpr int N = undef; // expected-error {{use of undeclared identifier}}
  24 template<int a>
  25 class ABC {};
  26 class T {
  27   ABC<N> abc;
  28 };
  29 static_assert(sizeof(T) == 1, "No valid members");