e27dbcf2dc
git-svn-id: https://llvm.org/svn/llvm-project/libcxx/trunk@196118 91177308-0d34-0410-b5e6-96231b3b80d8
27 lines
573 B
C++
27 lines
573 B
C++
#ifndef DEFAULTONLY_H
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#define DEFAULTONLY_H
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#include <cassert>
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class DefaultOnly
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{
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int data_;
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DefaultOnly(const DefaultOnly&);
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DefaultOnly& operator=(const DefaultOnly&);
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public:
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static int count;
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DefaultOnly() : data_(-1) {++count;}
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~DefaultOnly() {data_ = 0; --count;}
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friend bool operator==(const DefaultOnly& x, const DefaultOnly& y)
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{return x.data_ == y.data_;}
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friend bool operator< (const DefaultOnly& x, const DefaultOnly& y)
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{return x.data_ < y.data_;}
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};
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int DefaultOnly::count = 0;
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#endif // DEFAULTONLY_H
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