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Fix PR#202520 - predicate called too many times in list::remove_if. Add tests for list, forward_list, and the std::remove_if algorithm

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git-svn-id: https://llvm.org/svn/llvm-project/libcxx/trunk@214736 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Marshall Clow
2014-08-04 17:32:25 +00:00
parent a1d32fcd0e
commit f0f1bca861
5 changed files with 79 additions and 19 deletions
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8
test/algorithms/alg.modifying.operations/alg.remove/remove_if.pass.cpp
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@@ -23,6 +23,9 @@
#endif
#include "test_iterators.h"
#include "counting_predicates.hpp"
bool equal2 ( int i ) { return i == 2; }
template <class Iter>
void
@@ -30,7 +33,9 @@ test()
{
int ia[] = {0, 1, 2, 3, 4, 2, 3, 4, 2};
const unsigned sa = sizeof(ia)/sizeof(ia[0]);
int* r = std::remove_if(ia, ia+sa, std::bind2nd(std::equal_to<int>(), 2));
// int* r = std::remove_if(ia, ia+sa, std::bind2nd(std::equal_to<int>(), 2));
unary_counting_predicate<bool(*)(int), int> cp(equal2);
int* r = std::remove_if(ia, ia+sa, std::ref(cp));
assert(r == ia + sa-3);
assert(ia[0] == 0);
assert(ia[1] == 1);
@@ -38,6 +43,7 @@ test()
assert(ia[3] == 4);
assert(ia[4] == 3);
assert(ia[5] == 4);
assert(cp.count() == sa);
}
#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES