1 // This file must have the following defined before it is included: 2 // T defined to the type to test (int, float, etc) 3 // T_CSTR a C string representation of the type T ("int", "float") 4 // T_VALUE_1 defined to a valid initializer value for TEST_TYPE (7 for int, 2.0 for float) 5 // T_VALUE_2, T_VALUE_3, T_VALUE_4 defined to a valid initializer value for TEST_TYPE that is different from TEST_VALUE_1 6 // T_PRINTF_FORMAT defined if T can be printed with printf 7 // 8 // An example for integers is below 9 #if 0 10 11 #define T int 12 #define T_CSTR "int" 13 #define T_VALUE_1 11001110 14 #define T_VALUE_2 22002220 15 #define T_VALUE_3 33003330 16 #define T_VALUE_4 44044440 17 #define T_PRINTF_FORMAT "%i" 18 19 #include "basic_type.cpp" 20 21 #endif 22 23 class a_class 24 { 25 public: 26 a_class (const T& a, const T& b) : 27 m_a (a), 28 m_b (b) 29 { 30 } 31 32 ~a_class () 33 { 34 } 35 36 const T& 37 get_a() 38 { 39 return m_a; 40 } 41 42 void 43 set_a (const T& a) 44 { 45 m_a = a; 46 } 47 48 const T& 49 get_b() 50 { 51 return m_b; 52 } 53 54 void 55 set_b (const T& b) 56 { 57 m_b = b; 58 } 59 60 protected: 61 T m_a; 62 T m_b; 63 }; 64 65 typedef struct a_struct_tag { 66 T a; 67 T b; 68 } a_struct_t; 69 70 71 typedef union a_union_zero_tag { 72 T a; 73 double a_double; 74 } a_union_zero_t; 75 76 typedef struct a_union_nonzero_tag { 77 double a_double; 78 a_union_zero_t u; 79 } a_union_nonzero_t; 80 81 82 #include <stdint.h> 83 #include <stdio.h> 84 85 void Puts(char const *msg) 86 { 87 puts(msg); 88 } 89 90 int 91 main (int argc, char const *argv[]) 92 { 93 T a = T_VALUE_1; 94 T* a_ptr = &a; 95 T& a_ref = a; 96 T a_array_bounded[2] = { T_VALUE_1, T_VALUE_2 }; 97 T a_array_unbounded[] = { T_VALUE_1, T_VALUE_2 }; 98 99 a_class a_class_instance (T_VALUE_1, T_VALUE_2); 100 a_class *a_class_ptr = &a_class_instance; 101 a_class &a_class_ref = a_class_instance; 102 103 a_struct_t a_struct = { T_VALUE_1, T_VALUE_2 }; 104 a_struct_t *a_struct_ptr = &a_struct; 105 a_struct_t &a_struct_ref = a_struct; 106 107 // Create a union with type T at offset zero 108 a_union_zero_t a_union_zero; 109 a_union_zero.a = T_VALUE_1; 110 a_union_zero_t *a_union_zero_ptr = &a_union_zero; 111 a_union_zero_t &a_union_zero_ref = a_union_zero; 112 113 // Create a union with type T at a non-zero offset 114 a_union_nonzero_t a_union_nonzero; 115 a_union_nonzero.u.a = T_VALUE_1; 116 a_union_nonzero_t *a_union_nonzero_ptr = &a_union_nonzero; 117 a_union_nonzero_t &a_union_nonzero_ref = a_union_nonzero; 118 119 a_struct_t a_struct_array_bounded[2] = {{ T_VALUE_1, T_VALUE_2 }, { T_VALUE_3, T_VALUE_4 }}; 120 a_struct_t a_struct_array_unbounded[] = {{ T_VALUE_1, T_VALUE_2 }, { T_VALUE_3, T_VALUE_4 }}; 121 a_union_zero_t a_union_zero_array_bounded[2]; 122 a_union_zero_array_bounded[0].a = T_VALUE_1; 123 a_union_zero_array_bounded[1].a = T_VALUE_2; 124 a_union_zero_t a_union_zero_array_unbounded[] = {{ T_VALUE_1 }, { T_VALUE_2 }}; 125 126 #ifdef T_PRINTF_FORMAT 127 printf ("%s: a = '" T_PRINTF_FORMAT "'\n", T_CSTR, a); 128 printf ("%s*: %p => *a_ptr = '" T_PRINTF_FORMAT "'\n", T_CSTR, a_ptr, *a_ptr); 129 printf ("%s&: @%p => a_ref = '" T_PRINTF_FORMAT "'\n", T_CSTR, &a_ref, a_ref); 130 131 printf ("%s[2]: a_array_bounded[0] = '" T_PRINTF_FORMAT "'\n", T_CSTR, a_array_bounded[0]); 132 printf ("%s[2]: a_array_bounded[1] = '" T_PRINTF_FORMAT "'\n", T_CSTR, a_array_bounded[1]); 133 134 printf ("%s[]: a_array_unbounded[0] = '" T_PRINTF_FORMAT "'\n", T_CSTR, a_array_unbounded[0]); 135 printf ("%s[]: a_array_unbounded[1] = '" T_PRINTF_FORMAT "'\n", T_CSTR, a_array_unbounded[1]); 136 137 printf ("(a_class) a_class_instance.m_a = '" T_PRINTF_FORMAT "'\n", a_class_instance.get_a()); 138 printf ("(a_class) a_class_instance.m_b = '" T_PRINTF_FORMAT "'\n", a_class_instance.get_b()); 139 printf ("(a_class*) a_class_ptr = %p, a_class_ptr->m_a = '" T_PRINTF_FORMAT "'\n", a_class_ptr, a_class_ptr->get_a()); 140 printf ("(a_class*) a_class_ptr = %p, a_class_ptr->m_b = '" T_PRINTF_FORMAT "'\n", a_class_ptr, a_class_ptr->get_b()); 141 printf ("(a_class&) a_class_ref = %p, a_class_ref.m_a = '" T_PRINTF_FORMAT "'\n", &a_class_ref, a_class_ref.get_a()); 142 printf ("(a_class&) a_class_ref = %p, a_class_ref.m_b = '" T_PRINTF_FORMAT "'\n", &a_class_ref, a_class_ref.get_b()); 143 144 printf ("(a_struct_t) a_struct.a = '" T_PRINTF_FORMAT "'\n", a_struct.a); 145 printf ("(a_struct_t) a_struct.b = '" T_PRINTF_FORMAT "'\n", a_struct.b); 146 printf ("(a_struct_t*) a_struct_ptr = %p, a_struct_ptr->a = '" T_PRINTF_FORMAT "'\n", a_struct_ptr, a_struct_ptr->a); 147 printf ("(a_struct_t*) a_struct_ptr = %p, a_struct_ptr->b = '" T_PRINTF_FORMAT "'\n", a_struct_ptr, a_struct_ptr->b); 148 printf ("(a_struct_t&) a_struct_ref = %p, a_struct_ref.a = '" T_PRINTF_FORMAT "'\n", &a_struct_ref, a_struct_ref.a); 149 printf ("(a_struct_t&) a_struct_ref = %p, a_struct_ref.b = '" T_PRINTF_FORMAT "'\n", &a_struct_ref, a_struct_ref.b); 150 151 printf ("(a_union_zero_t) a_union_zero.a = '" T_PRINTF_FORMAT "'\n", a_union_zero.a); 152 printf ("(a_union_zero_t*) a_union_zero_ptr = %p, a_union_zero_ptr->a = '" T_PRINTF_FORMAT "'\n", a_union_zero_ptr, a_union_zero_ptr->a); 153 printf ("(a_union_zero_t&) a_union_zero_ref = %p, a_union_zero_ref.a = '" T_PRINTF_FORMAT "'\n", &a_union_zero_ref, a_union_zero_ref.a); 154 155 printf ("(a_union_nonzero_t) a_union_nonzero.u.a = '" T_PRINTF_FORMAT "'\n", a_union_nonzero.u.a); 156 printf ("(a_union_nonzero_t*) a_union_nonzero_ptr = %p, a_union_nonzero_ptr->u.a = '" T_PRINTF_FORMAT "'\n", a_union_nonzero_ptr, a_union_nonzero_ptr->u.a); 157 printf ("(a_union_nonzero_t&) a_union_nonzero_ref = %p, a_union_nonzero_ref.u.a = '" T_PRINTF_FORMAT "'\n", &a_union_nonzero_ref, a_union_nonzero_ref.u.a); 158 159 printf ("(a_struct_t[2]) a_struct_array_bounded[0].a = '" T_PRINTF_FORMAT "'\n", a_struct_array_bounded[0].a); 160 printf ("(a_struct_t[2]) a_struct_array_bounded[0].b = '" T_PRINTF_FORMAT "'\n", a_struct_array_bounded[0].b); 161 printf ("(a_struct_t[2]) a_struct_array_bounded[1].a = '" T_PRINTF_FORMAT "'\n", a_struct_array_bounded[1].a); 162 printf ("(a_struct_t[2]) a_struct_array_bounded[1].b = '" T_PRINTF_FORMAT "'\n", a_struct_array_bounded[1].b); 163 164 printf ("(a_struct_t[]) a_struct_array_unbounded[0].a = '" T_PRINTF_FORMAT "'\n", a_struct_array_unbounded[0].a); 165 printf ("(a_struct_t[]) a_struct_array_unbounded[0].b = '" T_PRINTF_FORMAT "'\n", a_struct_array_unbounded[0].b); 166 printf ("(a_struct_t[]) a_struct_array_unbounded[1].a = '" T_PRINTF_FORMAT "'\n", a_struct_array_unbounded[1].a); 167 printf ("(a_struct_t[]) a_struct_array_unbounded[1].b = '" T_PRINTF_FORMAT "'\n", a_struct_array_unbounded[1].b); 168 169 printf ("(a_union_zero_t[2]) a_union_zero_array_bounded[0].a = '" T_PRINTF_FORMAT "'\n", a_union_zero_array_bounded[0].a); 170 printf ("(a_union_zero_t[2]) a_union_zero_array_bounded[1].a = '" T_PRINTF_FORMAT "'\n", a_union_zero_array_bounded[1].a); 171 172 printf ("(a_union_zero_t[]) a_union_zero_array_unbounded[0].a = '" T_PRINTF_FORMAT "'\n", a_union_zero_array_unbounded[0].a); 173 printf ("(a_union_zero_t[]) a_union_zero_array_unbounded[1].a = '" T_PRINTF_FORMAT "'\n", a_union_zero_array_unbounded[1].a); 174 175 #endif 176 Puts("About to exit, break here to check values..."); // Set break point at this line. 177 return 0; 178 } 179
