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turn off SSE2 optimization in cv::exp & cv::log in the case of GCC <=4.1 (not no Mac, where a patched GCC 4.0 is used)

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Vadim Pisarevsky 2010-12-06 08:49:49 +00:00
parent 17d9014373
commit e6aba3e51c
1 changed files with 2 additions and 1 deletions
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modules/core/src/mathfuncs.cpp
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@ -773,7 +773,8 @@ static const double expTab[] = {
// the code below uses _mm_cast* intrinsics, which are not avialable on VS2005
#if defined _MSC_VER && _MSC_VER < 1500
#if (defined _MSC_VER && _MSC_VER < 1500) || \
(!defined __APPLE__ && defined __GNUC__ && __GNUC__*100 + __GNUC_MINOR__ < 402)
#undef CV_SSE2
#define CV_SSE2 0
#endif