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Fix calculation of the non-exceptional shift values in LAPACK complex QZ #3091

Merged
merged 3 commits into from
Jan 29, 2021
Merged

Fix calculation of the non-exceptional shift values in LAPACK complex QZ #3091

merged 3 commits into from
Jan 29, 2021

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martin-frbg
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from the updated version of Reference-LAPACK PR 477, solving occasional (rare?) convergence failures in complex GGEV/GGES
Original issue is Reference-LAPACK/lapack#475

@martin-frbg martin-frbg added this to the 0.3.14 milestone Jan 29, 2021
@martin-frbg martin-frbg merged commit 7745439 into OpenMathLib:develop Jan 29, 2021
@MigMuc
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MigMuc commented Jan 29, 2021

There is a spelling mistake LSAME instead of LLSAME.

@pablosanjose
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There is a spelling mistake LSAME instead of LLSAME.

Could somebody please confirm or refute this? I'm proposing this as a patch downstream (for Julia)

@martin-frbg
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Oh, right you are - seems gfortran is not visibly annoyed as it "only" affects the declaration as EXTERNAL.

@pablosanjose
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Thanks for the confirmation

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3 participants