b64f8b07c1
git-svn-id: https://llvm.org/svn/llvm-project/libcxx/trunk@119395 91177308-0d34-0410-b5e6-96231b3b80d8
45 lines
1011 B
C++
45 lines
1011 B
C++
//===----------------------------------------------------------------------===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is dual licensed under the MIT and the University of Illinois Open
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// Source Licenses. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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// <map>
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// class map
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// mapped_type& operator[](const key_type& k);
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#include <map>
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#include <cassert>
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int main()
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{
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typedef std::pair<const int, double> V;
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V ar[] =
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{
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V(1, 1.5),
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V(2, 2.5),
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V(3, 3.5),
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V(4, 4.5),
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V(5, 5.5),
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V(7, 7.5),
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V(8, 8.5),
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};
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std::map<int, double> m(ar, ar+sizeof(ar)/sizeof(ar[0]));
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assert(m.size() == 7);
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assert(m[1] == 1.5);
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assert(m.size() == 7);
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m[1] = -1.5;
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assert(m[1] == -1.5);
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assert(m.size() == 7);
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assert(m[6] == 0);
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assert(m.size() == 8);
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m[6] = 6.5;
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assert(m[6] == 6.5);
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assert(m.size() == 8);
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}
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