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// { dg-do run }
// GROUPS passed nested-classes
#include <iostream>
#include <cstdio>
#include <cstring>
static char output[1024];
class BDDRetrace {
public:
class Dump {
public:
virtual Dump& operator<<(char c) = 0;
virtual Dump& operator<<(int i) = 0;
virtual Dump& operator<<(double r) = 0;
};
class Dump1: public Dump {
public:
Dump& operator<<(char c);
Dump& operator<<(int i);
Dump& operator<<(double r);
};
};
class Dump2: public BDDRetrace::Dump {
public:
BDDRetrace::Dump& operator<<(char c);
BDDRetrace::Dump& operator<<(int i);
BDDRetrace::Dump& operator<<(double r);
};
BDDRetrace::Dump&
BDDRetrace::Dump1::operator<<(char c)
{ char tempout[1024];
std::sprintf(tempout, "%s%s%c", output, "1-", c);
std::strcpy(output, tempout);
return *this;
}
BDDRetrace::Dump&
BDDRetrace::Dump1::operator<<(int i)
{ char tempout[1024];
std::sprintf (tempout, "%s%s%d", output, "1-", i);
std::strcpy (output, tempout);
return *this; }
BDDRetrace::Dump&
BDDRetrace::Dump1::operator<<(double r)
{ char tempout[1024];
std::sprintf (tempout, "%s%s%1.0f", output, "1-", r);
std::strcpy (output, tempout);
return *this; }
BDDRetrace::Dump&
Dump2::operator<<(char c)
{ char tempout[1024];
std::sprintf (tempout, "%s%s%c", output, "2-", c);
std::strcpy (output, tempout);
return *this; }
BDDRetrace::Dump&
Dump2::operator<<(int i)
{ char tempout[1024];
std::sprintf (tempout, "%s%s%d", output, "2-", i);
std::strcpy (output, tempout);
return *this; }
BDDRetrace::Dump&
Dump2::operator<<(double r)
{ char tempout[1024];
std::sprintf (tempout, "%s%s%1.0f", output, "2-", r);
std::strcpy (output, tempout);
return *this; }
int main()
{
BDDRetrace::Dump1 d1;
Dump2 d2;
std::sprintf (output, " ");
d1 << 'a';
d1 << 1;
d1 << 1.0;
d2 << 'a';
d2 << 1;
d2 << 1.0;
if (std::strcmp (output, " 1-a1-11-12-a2-12-1") == 0)
std::printf ("PASS\n");
else
{ std::printf ("FAIL\n"); return 1; }
return 0;
}
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