clang/test/Layout/dump-complete.cpp

   1 // RUN: %clang_cc1 -fsyntax-only -fdump-record-layouts-complete %s | FileCheck %s
   2
   3 struct a {
   4   int x;
   5 };
   6
   7 struct b {
   8   char y;
   9 } foo;
  10
  11 class c {};
  12
  13 class d;
  14
  15 template <typename>
  16 struct s {
  17   int x;
  18 };
  19
  20 template <typename T>
  21 struct ts {
  22   T x;
  23 };
  24
  25 template <>
  26 struct ts<void> {
  27   float f;
  28 };
  29
  30 void f() {
  31   ts<int> a;
  32   ts<double> b;
  33   ts<void> c;
  34 }
  35
  36 namespace gh83671 {
  37 template <class _Tp, _Tp __v>
  38 struct integral_constant {
  39   static constexpr const _Tp value = __v;
  40   typedef integral_constant type;
  41 };
  42
  43 template <bool _Val>
  44 using _BoolConstant = integral_constant<bool, _Val>;
  45
  46 template <class _Tp, class _Up>
  47 struct is_same : _BoolConstant<__is_same(_Tp, _Up)> {};
  48
  49 template < class _Tp >
  50 class numeric_limits {};
  51
  52 template < class _Tp >
  53 class numeric_limits< const _Tp > : public numeric_limits< _Tp > {};
  54 }
  55
  56 namespace gh83684 {
  57 template <class Pointer>
  58 struct AllocationResult {
  59   Pointer ptr = nullptr;
  60   int count = 0;
  61 };
  62 }
  63
  64 // CHECK:          0 | struct a
  65 // CHECK:          0 | struct b
  66 // CHECK:          0 | class c
  67 // CHECK:          0 | struct ts<void>
  68 // CHECK-NEXT:     0 |   float
  69 // CHECK:          0 | struct ts<int>
  70 // CHECK:          0 | struct ts<double>
  71 // CHECK-NOT:      0 | class d
  72 // CHECK-NOT:      0 | struct s
  73 // CHECK-NOT:      0 | struct AllocationResult