| 1 | //===----------------------------------------------------------------------===// |
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| 2 | // |
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| 3 | // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
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| 4 | // See https://llvm.org/LICENSE.txt for license information. |
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| 5 | // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
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| 6 | // |
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| 7 | //===----------------------------------------------------------------------===// |
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| 8 | |
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| 9 | // UNSUPPORTED: c++03, c++11, c++14, c++17 |
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| 10 | |
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| 11 | // <sstream> |
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| 12 | |
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| 13 | // template <class charT, class traits = char_traits<charT>, class Allocator = allocator<charT>> |
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| 14 | // class basic_stringstream |
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| 15 | |
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| 16 | // basic_stringstream(ios_base::openmode which, const Allocator& a); |
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| 17 | |
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| 18 | #include <cassert> |
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| 19 | #include <sstream> |
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| 20 | |
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| 21 | #include "test_allocator.h" |
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| 22 | #include "test_macros.h" |
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| 23 | #include "operator_hijacker.h" |
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| 24 | |
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| 25 | template <class CharT, class Allocator> |
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| 26 | static void test(const Allocator& a) { |
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| 27 | const std::basic_stringstream<CharT, std::char_traits<CharT>, Allocator> ss(std::ios_base::in, a); |
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| 28 | assert(ss.rdbuf()->get_allocator() == a); |
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| 29 | assert(ss.view().empty()); |
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| 30 | } |
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| 31 | |
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| 32 | int main(int, char**) { |
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| 33 | test<char>(test_allocator<char>(2)); |
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| 34 | test<char>(operator_hijacker_allocator<char>()); |
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| 35 | #ifndef TEST_HAS_NO_WIDE_CHARACTERS |
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| 36 | test<wchar_t>(test_allocator<wchar_t>(2)); |
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| 37 | test<wchar_t>(operator_hijacker_allocator<wchar_t>()); |
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| 38 | #endif |
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| 39 | return 0; |
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| 40 | } |
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| 41 | |
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