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Merge pull request #23120 from alalek:fixup_22246_2

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Alexander Alekhin 2023-01-10 10:01:17 +00:00
commit 974102bc7f
1 changed files with 8 additions and 2 deletions
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10
modules/features2d/src/sift.simd.hpp
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@ -807,11 +807,18 @@ if( dstMat.type() == CV_32F )
__dst = v_min(v_max(v_cvt_f32(v_round(__dst * __nrm2)), __min), __max); __dst = v_min(v_max(v_cvt_f32(v_round(__dst * __nrm2)), __min), __max);
v_store(dst + k, __dst); v_store(dst + k, __dst);
} }
#endif
#if defined(__GNUC__) && __GNUC__ >= 9
#pragma GCC diagnostic push
#pragma GCC diagnostic ignored "-Waggressive-loop-optimizations" // iteration XX invokes undefined behavior
#endif #endif
for( ; k < len; k++ ) for( ; k < len; k++ )
{ {
dst[k] = saturate_cast<uchar>(rawDst[k]*nrm2); dst[k] = saturate_cast<uchar>(rawDst[k]*nrm2);
} }
#if defined(__GNUC__) && __GNUC__ >= 9
#pragma GCC diagnostic pop
#endif
} }
else // CV_8U else // CV_8U
{ {
@ -831,9 +838,8 @@ else // CV_8U
#endif #endif
#if defined(__GNUC__) && __GNUC__ >= 9 #if defined(__GNUC__) && __GNUC__ >= 9
// avoid warning "iteration 7 invokes undefined behavior" on Linux ARM64
#pragma GCC diagnostic push #pragma GCC diagnostic push
#pragma GCC diagnostic ignored "-Waggressive-loop-optimizations" #pragma GCC diagnostic ignored "-Waggressive-loop-optimizations" // iteration XX invokes undefined behavior
#endif #endif
for( ; k < len; k++ ) for( ; k < len; k++ )
{ {