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For invmod, b has to be > 1, fix a logic typo

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Ed Yu
2024-03-04 10:16:19 -08:00
parent 4c35633e01
commit de41c2256d
1 changed files with 3 additions and 3 deletions
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core/math/big/internal.odin
+3 -3
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@@ -2046,9 +2046,9 @@ internal_int_inverse_modulo :: proc(dest, a, b: ^Int, allocator := context.alloc
if internal_is_positive(a) && internal_eq(b, 1) { return internal_zero(dest) } if internal_is_positive(a) && internal_eq(b, 1) { return internal_zero(dest) }
/* /*
`b` cannot be negative and has to be > 1 `b` cannot be negative and b has to be > 1
*/ */
if internal_is_negative(b) || internal_gt(b, 1) { return .Invalid_Argument } if internal_is_negative(b) || !internal_gt(b, 1) { return .Invalid_Argument }
/* /*
If the modulus is odd we can use a faster routine instead. If the modulus is odd we can use a faster routine instead.
@@ -2954,4 +2954,4 @@ internal_zero_unused :: proc { internal_int_zero_unused, }
/* /*
========================== End of low-level routines ========================== ========================== End of low-level routines ==========================
*/ */