clang/test/SemaCXX/builtin-classify-type.cpp

   1 // RUN: %clang_cc1 -fsyntax-only -verify -fblocks %s
   2
   3 // expected-no-diagnostics
   4
   5 enum gcc_type_class {
   6   no_type_class = -1,
   7   void_type_class, integer_type_class, char_type_class,
   8   enumeral_type_class, boolean_type_class,
   9   pointer_type_class, reference_type_class, offset_type_class,
  10   real_type_class, complex_type_class,
  11   function_type_class, method_type_class,
  12   record_type_class, union_type_class,
  13   array_type_class, string_type_class,
  14   lang_type_class
  15 };
  16
  17 class cl {
  18 public:
  19     void bar() {}
  20     int baz;
  21 };
  22
  23 int builtin_result;
  24
  25 void foo() {
  26   int i;
  27   char c;
  28   enum { red, green, blue} enum_obj;
  29   bool b;
  30   int *p;
  31   int &r = i;
  32   double d;
  33   extern void f();
  34   cl cl_obj;
  35   union { int a; float b; } u_obj;
  36   int arr[10];
  37   int (^block)();
  38   __attribute__((vector_size(16))) int vec;
  39   typedef __attribute__((ext_vector_type(4))) int evec_t;
  40   evec_t evec;
  41   _Atomic int atomic_i;
  42   _Atomic double atomic_d;
  43   _Complex int complex_i;
  44   _Complex double complex_d;
  45
  46   int a1[__builtin_classify_type(f()) == void_type_class ? 1 : -1];
  47   int a2[__builtin_classify_type(i) == integer_type_class ? 1 : -1];
  48   int a3[__builtin_classify_type(c) == integer_type_class ? 1 : -1];
  49   int a4[__builtin_classify_type(enum_obj) == enumeral_type_class ? 1 : -1];
  50   int a5[__builtin_classify_type(b) == boolean_type_class ? 1 : -1];
  51   int a6[__builtin_classify_type(p) == pointer_type_class ? 1 : -1];
  52   int a7[__builtin_classify_type(r) == integer_type_class ? 1 : -1];
  53   int a8[__builtin_classify_type(&cl::baz) == offset_type_class ? 1 : -1];
  54   int a9[__builtin_classify_type(d) == real_type_class ? 1 : -1];
  55   int a10[__builtin_classify_type(f) == pointer_type_class ? 1 : -1];
  56   int a11[__builtin_classify_type(&cl::bar) == record_type_class ? 1 : -1];
  57   int a12[__builtin_classify_type(cl_obj) == record_type_class ? 1 : -1];
  58   int a13[__builtin_classify_type(u_obj) == union_type_class ? 1 : -1];
  59   int a14[__builtin_classify_type(arr) == pointer_type_class ? 1 : -1];
  60   int a15[__builtin_classify_type("abc") == pointer_type_class ? 1 : -1];
  61   int a16[__builtin_classify_type(block) == no_type_class ? 1 : -1];
  62   int a17[__builtin_classify_type(vec) == no_type_class ? 1 : -1];
  63   int a18[__builtin_classify_type(evec) == no_type_class ? 1 : -1];
  64   int a19[__builtin_classify_type(atomic_i) == integer_type_class ? 1 : -1];
  65   int a20[__builtin_classify_type(atomic_d) == real_type_class ? 1 : -1];
  66   int a21[__builtin_classify_type(complex_i) == complex_type_class ? 1 : -1];
  67   int a22[__builtin_classify_type(complex_d) == complex_type_class ? 1 : -1];
  68 }
  69