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Fixed modulo operator on ints and mp ints to agree with python. Added intdivmod.c and tests/basics/modulo.py.

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Rachel Dowdall
2014-03-22 17:29:27 +00:00
parent 721c55dced
commit cde8631f15
5 changed files with 37 additions and 5 deletions
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5
py/objint_mpz.c
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@@ -102,10 +102,13 @@ mp_obj_t int_binary_op(int op, mp_obj_t lhs_in, mp_obj_t rhs_in) {
}
case RT_BINARY_OP_MODULO:
case RT_BINARY_OP_INPLACE_MODULO: {
// TODO check that this operation matches the CPython operation
mpz_t quo; mpz_init_zero(&quo);
mpz_divmod_inpl(&quo, &res->mpz, zlhs, zrhs);
mpz_deinit(&quo);
// Check signs and do Python style modulo
if (zlhs->neg != zrhs->neg) {
mpz_add_inpl(&res->mpz, &res->mpz, zrhs);
}
break;
}