clang/test/PCH/exprs.h

   1 // Header for PCH test exprs.c
   2
   3 // DeclRefExpr
   4 int i = 17;
   5 enum Enum { Enumerator = 18 };
   6 typedef typeof(i) int_decl_ref;
   7 typedef typeof(Enumerator) enum_decl_ref;
   8
   9 // IntegerLiteral
  10 typedef typeof(17) integer_literal;
  11 typedef typeof(17l) long_literal;
  12
  13 // FloatingLiteral and ParenExpr
  14 typedef typeof((42.5)) floating_literal;
  15
  16 // ImaginaryLiteral
  17 typedef typeof(17.0i) imaginary_literal;
  18
  19 // StringLiteral
  20 const char *hello = "Hello" "PCH" "World";
  21
  22 // CharacterLiteral
  23 typedef typeof('a') char_literal;
  24
  25 // UnaryOperator
  26 typedef typeof(-Enumerator) negate_enum;
  27
  28 // OffsetOfExpr
  29 struct X {
  30   int member;
  31 };
  32 struct Y {
  33   struct X array[5];
  34 };
  35 struct Z {
  36   struct Y y;
  37 };
  38 typedef typeof(__builtin_offsetof(struct Z, y.array[1 + 2].member))
  39   offsetof_type;
  40
  41 // UnaryExprOrTypeTraitExpr
  42 typedef typeof(sizeof(int)) typeof_sizeof;
  43 typedef typeof(sizeof(Enumerator)) typeof_sizeof2;
  44
  45 // ArraySubscriptExpr
  46 extern double values[];
  47 typedef typeof(values[2]) array_subscript;
  48
  49 // CallExpr
  50 double dplus(double x, double y);
  51 double d0, d1;
  52 typedef typeof((&dplus)(d0, d1)) call_returning_double;
  53
  54 // MemberExpr
  55 struct S {
  56   double x;
  57 };
  58 typedef typeof(((struct S*)0)->x) member_ref_double;
  59
  60 // BinaryOperator
  61 typedef typeof(i + Enumerator) add_result;
  62
  63 // CompoundAssignOperator
  64 typedef typeof(i += Enumerator) addeq_result;
  65
  66 // ConditionalOperator
  67 typedef typeof(i? : d0) conditional_operator;
  68
  69 // CStyleCastExpr
  70 typedef typeof((void *)0) void_ptr;
  71
  72 // CompoundLiteral
  73 typedef typeof((struct S){.x = 3.5}) compound_literal;
  74
  75 typedef typeof(i + sizeof(int[i + Enumerator])) add_result_with_typeinfo;
  76
  77 // ExtVectorElementExpr
  78 typedef __attribute__(( ext_vector_type(2) )) double double2;
  79 extern double2 vec2, vec2b;
  80 typedef typeof(vec2.x) ext_vector_element;
  81
  82 // InitListExpr
  83 double double_array[3] = { 1.0, 2.0 };
  84
  85 // DesignatedInitExpr
  86 struct {
  87   int x;
  88   float y;
  89 } designated_inits[3] = { [0].y = 17,
  90                           [2].x = 12.3, // expected-warning {{implicit conversion from 'double' to 'int' changes value from 12.3 to 12}}
  91                           3.5 };
  92
  93 // TypesCompatibleExpr
  94 typedef typeof(__builtin_types_compatible_p(float, double)) types_compatible;
  95
  96 // ChooseExpr
  97 typedef typeof(__builtin_choose_expr(17 > 19, d0, 1)) choose_expr;
  98
  99 // GNUNullExpr FIXME: needs C++
 100 // typedef typeof(__null) null_type;
 101
 102 // ShuffleVectorExpr
 103 typedef typeof(__builtin_shufflevector(vec2, vec2b, 2, 1)) shuffle_expr;
 104
 105 // ConvertVectorExpr
 106 typedef __attribute__(( ext_vector_type(2) )) float float2;
 107 typedef typeof(__builtin_convertvector(vec2, float2)) convert_expr;
 108
 109 // GenericSelectionExpr
 110 typedef typeof(_Generic(i, char*: 0, int: 0., default: hello))
 111   generic_selection_expr;