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backport 126284d08bcf9abb3a6665bf31305a188371e461

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This commit is contained in:
Benoit Jacob 2009-07-31 13:30:12 +02:00
parent 841ec959e5
commit 990615e884
1 changed files with 15 additions and 5 deletions
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20
Eigen/src/Core/util/Memory.h
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@ -238,6 +238,20 @@ inline static int ei_alignmentOffset(const Scalar* ptr, int maxOffset)
#if EIGEN_ARCH_WANTS_ALIGNMENT
#ifdef EIGEN_EXCEPTIONS
#define EIGEN_MAKE_ALIGNED_OPERATOR_NEW_NOTHROW(NeedsToAlign) \
void* operator new(size_t size, const std::nothrow_t&) throw() { \
try { return Eigen::ei_conditional_aligned_malloc<NeedsToAlign>(size); } \
catch (...) { return 0; } \
return 0; \
}
#else
#define EIGEN_MAKE_ALIGNED_OPERATOR_NEW_NOTHROW(NeedsToAlign) \
void* operator new(size_t size, const std::nothrow_t&) throw() { \
return Eigen::ei_conditional_aligned_malloc<NeedsToAlign>(size); \
}
#endif
#define EIGEN_MAKE_ALIGNED_OPERATOR_NEW_IF(NeedsToAlign) \
void *operator new(size_t size) { \
return Eigen::ei_conditional_aligned_malloc<NeedsToAlign>(size); \
@ -253,11 +267,7 @@ inline static int ei_alignmentOffset(const Scalar* ptr, int maxOffset)
static void *operator new(size_t size, void *ptr) { return ::operator new(size,ptr); } \
void operator delete(void * memory, void *ptr) throw() { return ::operator delete(memory,ptr); } \
/* nothrow-new (returns zero instead of std::bad_alloc) */ \
void* operator new(size_t size, const std::nothrow_t&) throw() { \
try { return Eigen::ei_conditional_aligned_malloc<NeedsToAlign>(size); } \
catch (...) { return 0; } \
return 0; \
} \
EIGEN_MAKE_ALIGNED_OPERATOR_NEW_NOTHROW(NeedsToAlign) \
void operator delete(void *ptr, const std::nothrow_t&) throw() { \
Eigen::ei_conditional_aligned_free<NeedsToAlign>(ptr); \
} \