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Add static assert that objects on stacks are not too big (bug #491).

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This commit is contained in:
Jitse Niesen 2012-07-17 22:15:42 +01:00
parent e75b1eb883
commit bf7d986af6
2 changed files with 23 additions and 5 deletions
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25
Eigen/src/Core/DenseStorage.h
View File

@ -35,8 +35,16 @@ template <typename T, int Size, int MatrixOrArrayOptions,
struct plain_array
{
T array[Size];
plain_array() {}
plain_array(constructor_without_unaligned_array_assert) {}
plain_array()
{
EIGEN_STATIC_ASSERT(Size * sizeof(T) <= 128 * 128 * 8, OBJECT_ALLOCATED_ON_STACK_IS_TOO_BIG);
}
plain_array(constructor_without_unaligned_array_assert)
{
EIGEN_STATIC_ASSERT(Size * sizeof(T) <= 128 * 128 * 8, OBJECT_ALLOCATED_ON_STACK_IS_TOO_BIG);
}
};
#ifdef EIGEN_DISABLE_UNALIGNED_ARRAY_ASSERT
@ -53,8 +61,17 @@ template <typename T, int Size, int MatrixOrArrayOptions>
struct plain_array<T, Size, MatrixOrArrayOptions, 16>
{
EIGEN_USER_ALIGN16 T array[Size];
plain_array() { EIGEN_MAKE_UNALIGNED_ARRAY_ASSERT(0xf) }
plain_array(constructor_without_unaligned_array_assert) {}
plain_array()
{
EIGEN_MAKE_UNALIGNED_ARRAY_ASSERT(0xf);
EIGEN_STATIC_ASSERT(Size * sizeof(T) <= 128 * 128 * 8, OBJECT_ALLOCATED_ON_STACK_IS_TOO_BIG);
}
plain_array(constructor_without_unaligned_array_assert)
{
EIGEN_STATIC_ASSERT(Size * sizeof(T) <= 128 * 128 * 8, OBJECT_ALLOCATED_ON_STACK_IS_TOO_BIG);
}
};
template <typename T, int MatrixOrArrayOptions, int Alignment>

3
Eigen/src/Core/util/StaticAssert.h
View File

@ -89,7 +89,8 @@
YOU_PASSED_A_ROW_VECTOR_BUT_A_COLUMN_VECTOR_WAS_EXPECTED,
YOU_PASSED_A_COLUMN_VECTOR_BUT_A_ROW_VECTOR_WAS_EXPECTED,
THE_INDEX_TYPE_MUST_BE_A_SIGNED_TYPE,
THE_STORAGE_ORDER_OF_BOTH_SIDES_MUST_MATCH
THE_STORAGE_ORDER_OF_BOTH_SIDES_MUST_MATCH,
OBJECT_ALLOCATED_ON_STACK_IS_TOO_BIG
};
};