gcc/testsuite/gdc.test/compilable/dtoh_cpp98_compat.d

/*
REQUIRED_ARGS: -extern-std=c++98 -HC -c -o- -Icompilable/extra-files
PERMUTE_ARGS:
EXTRA_FILES: extra-files/dtoh_imports.d extra-files/dtoh_imports2.d

TEST_OUTPUT:
---
// Automatically generated by Digital Mars D Compiler

#pragma once

#include <assert.h>
#include <stddef.h>
#include <stdint.h>
#include <math.h>

#ifdef CUSTOM_D_ARRAY_TYPE
#define _d_dynamicArray CUSTOM_D_ARRAY_TYPE
#else
/// Represents a D [] array
template<typename T>
struct _d_dynamicArray final
{
    size_t length;
    T *ptr;

    _d_dynamicArray() : length(0), ptr(NULL) { }

    _d_dynamicArray(size_t length_in, T *ptr_in)
        : length(length_in), ptr(ptr_in) { }

    T& operator[](const size_t idx) {
        assert(idx < length);
        return ptr[idx];
    }

    const T& operator[](const size_t idx) const {
        assert(idx < length);
        return ptr[idx];
    }
};
#endif

class ImportsC
{
};

struct Null final
{
    void* field;
    _d_dynamicArray< const char > null_;
private:
    Null(int32_t );
public:
    Null() :
        field(NULL),
        null_()
    {
    }
    Null(void* field, _d_dynamicArray< const char > null_ = _d_dynamicArray< const char >()) :
        field(field),
        null_(null_)
        {}
};

extern void* typeof_null;

extern void* inferred_null;

struct MyString final
{
    _d_dynamicArray< const char > str;
    MyString() :
        str()
    {
    }
    MyString(_d_dynamicArray< const char > str) :
        str(str)
        {}
};

struct Wrapper final
{
    MyString s1;
    MyString s2;
    Wrapper() :
        s1(MyString(_d_dynamicArray< const char >( 5, "Hello" ))),
        s2(MyString(_d_dynamicArray< const char >()))
    {
    }
    Wrapper(MyString s1, MyString s2 = MyString(_d_dynamicArray< const char >())) :
        s1(s1),
        s2(s2)
        {}
};

class UsingBase
{
public:
    virtual void foo();
};

class UsingChild : public UsingBase
{
public:
};
---
*/

extern (C++) struct Null
{
    void* field = null;
    string null_ = null;

    @disable this(int);
}

extern (C++) __gshared typeof(null) typeof_null = null;
extern (C++) __gshared inferred_null = null;

extern (C++) struct MyString
{
    string str;
}

extern (C++) struct Wrapper
{
    MyString s1 = MyString("Hello");
    MyString s2 = MyString(null);
}

extern (C++) class UsingBase
{
    void foo() {}
}

extern (C++) class UsingChild : UsingBase
{
    alias foo = UsingBase.foo;
}

public import dtoh_imports : aliasName = ImportsC;