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Segfault for large problems when using Broyden #9

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jacobwilliams opened this issue Aug 2, 2022 · 1 comment
Open

Segfault for large problems when using Broyden #9

jacobwilliams opened this issue Aug 2, 2022 · 1 comment

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@jacobwilliams
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This line

fjac = prev_fjac + &
    matmul((delf-matmul(prev_fjac,delx)),&
    transpose(delx))/delxmag2

will segfault on intel for a large problem (e.g., n=1406, m=1200).

What can we do about it?
@jacobwilliams
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see this discussion: https://fortran-lang.discourse.group/t/automatic-arrays-and-intrinsic-array-operations-to-use-or-not-to-use/4070

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