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// This file must have the following defined before it is included:
// T defined to the type to test (int, float, etc)
// T_CSTR a C string representation of the type T ("int", "float")
// T_VALUE_1 defined to a valid initializer value for TEST_TYPE (7 for int, 2.0 for float)
// 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
// T_PRINTF_FORMAT defined if T can be printed with printf
//
// An example for integers is below
#if 0
#define T int
#define T_CSTR "int"
#define T_VALUE_1 11001110
#define T_VALUE_2 22002220
#define T_VALUE_3 33003330
#define T_VALUE_4 44044440
#define T_PRINTF_FORMAT "%i"
#include "basic_type.cpp"
#endif
#ifdef TEST_BLOCK_CAPTURED_VARS
#include <dispatch/dispatch.h>
#endif
#include <cstdint>
#include <cstdio>
#include <cstdlib>
class a_class
{
public:
a_class (const T& a, const T& b) :
m_a (a),
m_b (b)
{
}
~a_class ()
{
}
const T&
get_a() const
{
return m_a;
}
void
set_a (const T& a)
{
m_a = a;
}
const T&
get_b() const
{
return m_b;
}
void
set_b (const T& b)
{
m_b = b;
}
protected:
T m_a;
T m_b;
};
typedef struct a_struct_tag {
T a;
T b;
} a_struct_t;
typedef union a_union_zero_tag {
T a;
double a_double;
} a_union_zero_t;
typedef struct a_union_nonzero_tag {
double a_double;
a_union_zero_t u;
} a_union_nonzero_t;
int
main (int argc, char const *argv[])
{
FILE *out = stdout;
// By default, output to stdout
// If a filename is provided as the command line argument,
// output to that file.
if (argc == 2 && argv[1] && argv[1][0] != '\0')
{
out = fopen (argv[1], "w");
}
T a = T_VALUE_1;
T* a_ptr = &a;
T& a_ref = a;
T a_array_bounded[2] = { T_VALUE_1, T_VALUE_2 };
T a_array_unbounded[] = { T_VALUE_1, T_VALUE_2 };
a_class a_class_instance (T_VALUE_1, T_VALUE_2);
a_class *a_class_ptr = &a_class_instance;
a_class &a_class_ref = a_class_instance;
a_struct_t a_struct = { T_VALUE_1, T_VALUE_2 };
a_struct_t *a_struct_ptr = &a_struct;
a_struct_t &a_struct_ref = a_struct;
// Create a union with type T at offset zero
a_union_zero_t a_union_zero;
a_union_zero.a = T_VALUE_1;
a_union_zero_t *a_union_zero_ptr = &a_union_zero;
a_union_zero_t &a_union_zero_ref = a_union_zero;
// Create a union with type T at a non-zero offset
a_union_nonzero_t a_union_nonzero;
a_union_nonzero.u.a = T_VALUE_1;
a_union_nonzero_t *a_union_nonzero_ptr = &a_union_nonzero;
a_union_nonzero_t &a_union_nonzero_ref = a_union_nonzero;
a_struct_t a_struct_array_bounded[2] = {{ T_VALUE_1, T_VALUE_2 }, { T_VALUE_3, T_VALUE_4 }};
a_struct_t a_struct_array_unbounded[] = {{ T_VALUE_1, T_VALUE_2 }, { T_VALUE_3, T_VALUE_4 }};
a_union_zero_t a_union_zero_array_bounded[2];
a_union_zero_array_bounded[0].a = T_VALUE_1;
a_union_zero_array_bounded[1].a = T_VALUE_2;
a_union_zero_t a_union_zero_array_unbounded[] = {{ T_VALUE_1 }, { T_VALUE_2 }};
#ifdef T_PRINTF_FORMAT
fprintf (out, "%s: a = '" T_PRINTF_FORMAT "'\n", T_CSTR, a);
fprintf (out, "%s*: %p => *a_ptr = '" T_PRINTF_FORMAT "'\n", T_CSTR, a_ptr, *a_ptr);
fprintf (out, "%s&: @%p => a_ref = '" T_PRINTF_FORMAT "'\n", T_CSTR, &a_ref, a_ref);
fprintf (out, "%s[2]: a_array_bounded[0] = '" T_PRINTF_FORMAT "'\n", T_CSTR, a_array_bounded[0]);
fprintf (out, "%s[2]: a_array_bounded[1] = '" T_PRINTF_FORMAT "'\n", T_CSTR, a_array_bounded[1]);
fprintf (out, "%s[]: a_array_unbounded[0] = '" T_PRINTF_FORMAT "'\n", T_CSTR, a_array_unbounded[0]);
fprintf (out, "%s[]: a_array_unbounded[1] = '" T_PRINTF_FORMAT "'\n", T_CSTR, a_array_unbounded[1]);
fprintf (out, "(a_class) a_class_instance.m_a = '" T_PRINTF_FORMAT "'\n", a_class_instance.get_a());
fprintf (out, "(a_class) a_class_instance.m_b = '" T_PRINTF_FORMAT "'\n", a_class_instance.get_b());
fprintf (out, "(a_class*) a_class_ptr = %p, a_class_ptr->m_a = '" T_PRINTF_FORMAT "'\n", a_class_ptr, a_class_ptr->get_a());
fprintf (out, "(a_class*) a_class_ptr = %p, a_class_ptr->m_b = '" T_PRINTF_FORMAT "'\n", a_class_ptr, a_class_ptr->get_b());
fprintf (out, "(a_class&) a_class_ref = %p, a_class_ref.m_a = '" T_PRINTF_FORMAT "'\n", &a_class_ref, a_class_ref.get_a());
fprintf (out, "(a_class&) a_class_ref = %p, a_class_ref.m_b = '" T_PRINTF_FORMAT "'\n", &a_class_ref, a_class_ref.get_b());
fprintf (out, "(a_struct_t) a_struct.a = '" T_PRINTF_FORMAT "'\n", a_struct.a);
fprintf (out, "(a_struct_t) a_struct.b = '" T_PRINTF_FORMAT "'\n", a_struct.b);
fprintf (out, "(a_struct_t*) a_struct_ptr = %p, a_struct_ptr->a = '" T_PRINTF_FORMAT "'\n", a_struct_ptr, a_struct_ptr->a);
fprintf (out, "(a_struct_t*) a_struct_ptr = %p, a_struct_ptr->b = '" T_PRINTF_FORMAT "'\n", a_struct_ptr, a_struct_ptr->b);
fprintf (out, "(a_struct_t&) a_struct_ref = %p, a_struct_ref.a = '" T_PRINTF_FORMAT "'\n", &a_struct_ref, a_struct_ref.a);
fprintf (out, "(a_struct_t&) a_struct_ref = %p, a_struct_ref.b = '" T_PRINTF_FORMAT "'\n", &a_struct_ref, a_struct_ref.b);
fprintf (out, "(a_union_zero_t) a_union_zero.a = '" T_PRINTF_FORMAT "'\n", a_union_zero.a);
fprintf (out, "(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);
fprintf (out, "(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);
fprintf (out, "(a_union_nonzero_t) a_union_nonzero.u.a = '" T_PRINTF_FORMAT "'\n", a_union_nonzero.u.a);
fprintf (out, "(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);
fprintf (out, "(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);
fprintf (out, "(a_struct_t[2]) a_struct_array_bounded[0].a = '" T_PRINTF_FORMAT "'\n", a_struct_array_bounded[0].a);
fprintf (out, "(a_struct_t[2]) a_struct_array_bounded[0].b = '" T_PRINTF_FORMAT "'\n", a_struct_array_bounded[0].b);
fprintf (out, "(a_struct_t[2]) a_struct_array_bounded[1].a = '" T_PRINTF_FORMAT "'\n", a_struct_array_bounded[1].a);
fprintf (out, "(a_struct_t[2]) a_struct_array_bounded[1].b = '" T_PRINTF_FORMAT "'\n", a_struct_array_bounded[1].b);
fprintf (out, "(a_struct_t[]) a_struct_array_unbounded[0].a = '" T_PRINTF_FORMAT "'\n", a_struct_array_unbounded[0].a);
fprintf (out, "(a_struct_t[]) a_struct_array_unbounded[0].b = '" T_PRINTF_FORMAT "'\n", a_struct_array_unbounded[0].b);
fprintf (out, "(a_struct_t[]) a_struct_array_unbounded[1].a = '" T_PRINTF_FORMAT "'\n", a_struct_array_unbounded[1].a);
fprintf (out, "(a_struct_t[]) a_struct_array_unbounded[1].b = '" T_PRINTF_FORMAT "'\n", a_struct_array_unbounded[1].b);
fprintf (out, "(a_union_zero_t[2]) a_union_zero_array_bounded[0].a = '" T_PRINTF_FORMAT "'\n", a_union_zero_array_bounded[0].a);
fprintf (out, "(a_union_zero_t[2]) a_union_zero_array_bounded[1].a = '" T_PRINTF_FORMAT "'\n", a_union_zero_array_bounded[1].a);
fprintf (out, "(a_union_zero_t[]) a_union_zero_array_unbounded[0].a = '" T_PRINTF_FORMAT "'\n", a_union_zero_array_unbounded[0].a);
fprintf (out, "(a_union_zero_t[]) a_union_zero_array_unbounded[1].a = '" T_PRINTF_FORMAT "'\n", a_union_zero_array_unbounded[1].a);
#endif
puts("About to exit, break here to check values..."); // Here is the line we will break on to check variables.
#ifdef TEST_BLOCK_CAPTURED_VARS
void (^myBlock)() = ^() {
fprintf (out, "%s: a = '" T_PRINTF_FORMAT "'\n", T_CSTR, a);
fprintf (out, "%s*: %p => *a_ptr = '" T_PRINTF_FORMAT "'\n", T_CSTR, a_ptr, *a_ptr);
fprintf (out, "%s&: @%p => a_ref = '" T_PRINTF_FORMAT "'\n", T_CSTR, &a_ref, a_ref);
fprintf (out, "(a_class) a_class_instance.m_a = '" T_PRINTF_FORMAT "'\n", a_class_instance.get_a());
fprintf (out, "(a_class) a_class_instance.m_b = '" T_PRINTF_FORMAT "'\n", a_class_instance.get_b());
fprintf (out, "(a_class*) a_class_ptr = %p, a_class_ptr->m_a = '" T_PRINTF_FORMAT "'\n", a_class_ptr, a_class_ptr->get_a());
fprintf (out, "(a_class*) a_class_ptr = %p, a_class_ptr->m_b = '" T_PRINTF_FORMAT "'\n", a_class_ptr, a_class_ptr->get_b());
fprintf (out, "(a_class&) a_class_ref = %p, a_class_ref.m_a = '" T_PRINTF_FORMAT "'\n", &a_class_ref, a_class_ref.get_a());
fprintf (out, "(a_class&) a_class_ref = %p, a_class_ref.m_b = '" T_PRINTF_FORMAT "'\n", &a_class_ref, a_class_ref.get_b());
fprintf (out, "(a_struct_t) a_struct.a = '" T_PRINTF_FORMAT "'\n", a_struct.a);
fprintf (out, "(a_struct_t) a_struct.b = '" T_PRINTF_FORMAT "'\n", a_struct.b);
fprintf (out, "(a_struct_t*) a_struct_ptr = %p, a_struct_ptr->a = '" T_PRINTF_FORMAT "'\n", a_struct_ptr, a_struct_ptr->a);
fprintf (out, "(a_struct_t*) a_struct_ptr = %p, a_struct_ptr->b = '" T_PRINTF_FORMAT "'\n", a_struct_ptr, a_struct_ptr->b);
fprintf (out, "(a_struct_t&) a_struct_ref = %p, a_struct_ref.a = '" T_PRINTF_FORMAT "'\n", &a_struct_ref, a_struct_ref.a);
fprintf (out, "(a_struct_t&) a_struct_ref = %p, a_struct_ref.b = '" T_PRINTF_FORMAT "'\n", &a_struct_ref, a_struct_ref.b);
fprintf (out, "(a_union_zero_t) a_union_zero.a = '" T_PRINTF_FORMAT "'\n", a_union_zero.a);
fprintf (out, "(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);
fprintf (out, "(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);
fprintf (out, "(a_union_nonzero_t) a_union_nonzero.u.a = '" T_PRINTF_FORMAT "'\n", a_union_nonzero.u.a);
fprintf (out, "(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);
fprintf (out, "(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);
fprintf (out, "That's All Folks!\n"); // Break here to test block captured variables.
};
myBlock();
#endif
if (out != stdout)
fclose (out);
return 0;
}
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