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//===----------------------------------------------------------------------===//
//
// The LLVM Compiler Infrastructure
//
// This file is dual licensed under the MIT and the University of Illinois Open
// Source Licenses. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
// <strstream>
// class strstreambuf
// strstreambuf(void* (*palloc_arg)(size_t), void (*pfree_arg)(void*));
#include <strstream>
#include <cassert>
int called = 0;
void* my_alloc(std::size_t n)
{
static char buf[10000];
++called;
return buf;
}
void my_free(void*)
{
++called;
}
struct test
: std::strstreambuf
{
test(void* (*palloc_arg)(size_t), void (*pfree_arg)(void*))
: std::strstreambuf(palloc_arg, pfree_arg) {}
virtual int_type overflow(int_type c)
{return std::strstreambuf::overflow(c);}
};
int main()
{
{
test s(my_alloc, my_free);
assert(called == 0);
s.overflow('a');
assert(called == 1);
}
assert(called == 2);
}
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