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powm with zero modulus raises sigfpe #62

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TyOverby opened this issue Sep 25, 2019 · 2 comments
Closed

powm with zero modulus raises sigfpe #62

TyOverby opened this issue Sep 25, 2019 · 2 comments

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@TyOverby
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$ utop
utop # Zarith.Z.(powm (of_string "-27") (of_string "1") (of_string "0"));;
Floating point exception (core dumped)
$
antoinemine added a commit that referenced this issue Sep 25, 2019
@antoinemine
fix issue #62: raise division by 0 for 0-modulo in powm
7c1a9d2
@antoinemine
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Thanks for the report! PR #60 has been updated to fix this (as well as some memory leaks when exceptions are raised).

@antoinemine
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PR merged !

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@TyOverby @antoinemine