Avoid unneeded allocation in ldiv!(::QRPivoted, ...).
#47061
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1. remove `invperm`. 2. view `C` rather than copy it.
N5N3
changed the title
ldiv!(::QRPivoted, ...).ldiv!(::QRPivoted, ...).
dkarrasch
approved these changes
Oct 6, 2022
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invperm.Crather than copy it.Looks like some over-optimization, but less allocation is always good.