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only enable the "unaligned array" assert if vectorization is enabled.

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if vectorization is disabled, WithAlignedOperatorNew is empty!
This commit is contained in:
Benoit Jacob 2008-12-15 20:49:03 +00:00
parent 55b603e457
commit 1ad751b991
1 changed files with 5 additions and 0 deletions
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5
Eigen/src/Core/util/Memory.h
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@ -42,8 +42,13 @@ template <typename T, int Size, bool Align> struct ei_aligned_array
ei_aligned_array() ei_aligned_array()
{ {
#ifdef EIGEN_VECTORIZE // we only want this assertion if EIGEN_VECTORIZE is defined.
// indeed, if it's not defined then WithAlignedOperatorNew is empty and hence there's not much point
// requiring the user to inherit it! Would be best practice, but we already decided at several places
// to only do special alignment if vectorization is enabled.
ei_assert((reinterpret_cast<size_t>(array) & 0xf) == 0 ei_assert((reinterpret_cast<size_t>(array) & 0xf) == 0
&& "this assertion is explained here: http://eigen.tuxfamily.org/api/UnalignedArrayAssert.html **** READ THIS WEB PAGE !!! ****"); && "this assertion is explained here: http://eigen.tuxfamily.org/api/UnalignedArrayAssert.html **** READ THIS WEB PAGE !!! ****");
#endif
} }
}; };