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Fixes #145 ("Allocations not handled correctly in some cases of vector move with unequal allocators")

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This commit is contained in:
Ion Gaztañaga
2020-05-25 00:35:07 +02:00
parent 649d6d0478
commit 52b9ae0e68
5 changed files with 91 additions and 65 deletions
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test/dummy_test_allocator.hpp
+13 -7
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@@ -78,6 +78,7 @@ template< class T
, bool PropagateOnContMoveAssign
, bool PropagateOnContSwap
, bool CopyOnPropagateOnContSwap
, bool EqualIfEqualIds
>
class propagation_test_allocator
{
@@ -99,7 +100,8 @@ class propagation_test_allocator
, PropagateOnContCopyAssign
, PropagateOnContMoveAssign
, PropagateOnContSwap
, CopyOnPropagateOnContSwap> other;
, CopyOnPropagateOnContSwap
, EqualIfEqualIds> other;
};
propagation_test_allocator select_on_container_copy_construction() const
@@ -129,7 +131,8 @@ class propagation_test_allocator
, PropagateOnContCopyAssign
, PropagateOnContMoveAssign
, PropagateOnContSwap
, CopyOnPropagateOnContSwap> &x)
, CopyOnPropagateOnContSwap
, EqualIfEqualIds> &x)
: id_(x.id_)
, ctr_copies_(x.ctr_copies_+1)
, ctr_moves_(0)
@@ -178,11 +181,11 @@ class propagation_test_allocator
void deallocate(T*p, std::size_t)
{ delete[] ((char*)p);}
friend bool operator==(const propagation_test_allocator &, const propagation_test_allocator &)
{ return true; }
friend bool operator==(const propagation_test_allocator &a, const propagation_test_allocator &b)
{ return EqualIfEqualIds ? a.id_ == b.id_ : true; }
friend bool operator!=(const propagation_test_allocator &, const propagation_test_allocator &)
{ return false; }
friend bool operator!=(const propagation_test_allocator &a, const propagation_test_allocator &b)
{ return EqualIfEqualIds ? a.id_ != b.id_ : false; }
void swap(propagation_test_allocator &r)
{
@@ -214,12 +217,15 @@ template< class T
, bool PropagateOnContMoveAssign
, bool PropagateOnContSwap
, bool CopyOnPropagateOnContSwap
, bool EqualIfEqualIds
>
unsigned int propagation_test_allocator< T
, PropagateOnContCopyAssign
, PropagateOnContMoveAssign
, PropagateOnContSwap
, CopyOnPropagateOnContSwap>::unique_id_ = 0;
, CopyOnPropagateOnContSwap
, EqualIfEqualIds
>::unique_id_ = 0;
} //namespace test {