Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 1 | //===----------------------------------------------------------------------===// |
| 2 | // |
Howard Hinnant | f5256e1 | 2010-05-11 21:36:01 +0000 | [diff] [blame] | 3 | // The LLVM Compiler Infrastructure |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 4 | // |
Howard Hinnant | b64f8b0 | 2010-11-16 22:09:02 +0000 | [diff] [blame] | 5 | // This file is dual licensed under the MIT and the University of Illinois Open |
| 6 | // Source Licenses. See LICENSE.TXT for details. |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 7 | // |
| 8 | //===----------------------------------------------------------------------===// |
| 9 | |
| 10 | // <string> |
| 11 | |
| 12 | // void pop_back(); |
| 13 | |
Dan Albert | 1d4a1ed | 2016-05-25 22:36:09 -0700 | [diff] [blame^] | 14 | #if _LIBCPP_DEBUG >= 1 |
| 15 | #define _LIBCPP_ASSERT(x, m) ((x) ? (void)0 : std::exit(0)) |
| 16 | #endif |
| 17 | |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 18 | #include <string> |
| 19 | #include <cassert> |
| 20 | |
Marshall Clow | 061d0cc | 2013-11-26 20:58:02 +0000 | [diff] [blame] | 21 | #include "min_allocator.h" |
Howard Hinnant | 9dcdcde | 2013-06-28 16:59:19 +0000 | [diff] [blame] | 22 | |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 23 | template <class S> |
| 24 | void |
| 25 | test(S s, S expected) |
| 26 | { |
| 27 | s.pop_back(); |
Dan Albert | 1d4a1ed | 2016-05-25 22:36:09 -0700 | [diff] [blame^] | 28 | assert(s.__invariants()); |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 29 | assert(s == expected); |
| 30 | } |
| 31 | |
| 32 | int main() |
| 33 | { |
Howard Hinnant | 9dcdcde | 2013-06-28 16:59:19 +0000 | [diff] [blame] | 34 | { |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 35 | typedef std::string S; |
| 36 | test(S("abcde"), S("abcd")); |
| 37 | test(S("abcdefghij"), S("abcdefghi")); |
| 38 | test(S("abcdefghijklmnopqrst"), S("abcdefghijklmnopqrs")); |
Howard Hinnant | 9dcdcde | 2013-06-28 16:59:19 +0000 | [diff] [blame] | 39 | } |
Dan Albert | 1d4a1ed | 2016-05-25 22:36:09 -0700 | [diff] [blame^] | 40 | #if __cplusplus >= 201103L |
Howard Hinnant | 9dcdcde | 2013-06-28 16:59:19 +0000 | [diff] [blame] | 41 | { |
| 42 | typedef std::basic_string<char, std::char_traits<char>, min_allocator<char>> S; |
| 43 | test(S("abcde"), S("abcd")); |
| 44 | test(S("abcdefghij"), S("abcdefghi")); |
| 45 | test(S("abcdefghijklmnopqrst"), S("abcdefghijklmnopqrs")); |
| 46 | } |
| 47 | #endif |
Dan Albert | 1d4a1ed | 2016-05-25 22:36:09 -0700 | [diff] [blame^] | 48 | #if _LIBCPP_DEBUG >= 1 |
| 49 | { |
| 50 | std::string s; |
| 51 | s.pop_back(); |
| 52 | assert(false); |
| 53 | } |
| 54 | #endif |
Howard Hinnant | bc8d3f9 | 2010-05-11 19:42:16 +0000 | [diff] [blame] | 55 | } |