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Assertion failure on ranks with no computation task #18

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tyzhang1993 opened this issue Mar 15, 2023 · 0 comments · May be fixed by #19
Open

Assertion failure on ranks with no computation task #18

tyzhang1993 opened this issue Mar 15, 2023 · 0 comments · May be fixed by #19

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@tyzhang1993
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scalapackpp/include/scalapackpp/pblas/gemm.hpp

Line 24 in 6397f52

assert( A != C );

These two lines check if A and C or B and C are the same pointer. However, there is a situation where A, B, and C are all nullptr for no computation being necessary on a certain rank. These assertions will cause a failure in debug mode.
@wavefunction91 wavefunction91 linked a pull request Oct 5, 2023 that will close this issue
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Guard pointer asserts on null-y-type arguments wavefunction91/scalapackpp
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@tyzhang1993