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py/objcomplex: Correctly handle case of 0j to power of something. 

0j to the power of negative now raises ZeroDivisionError, and 0j to the
power of positive returns 0.
pull/1/head
Damien George 2017-02-03 00:01:45 +11:00
parent 4b8ec5256d
commit 3ed0e5e5d4
1 changed files with 2 additions and 2 deletions
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py/objcomplex.c
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@ -222,8 +222,8 @@ mp_obj_t mp_obj_complex_binary_op(mp_uint_t op, mp_float_t lhs_real, mp_float_t
// = exp(x3)*(cos(y3) + i*sin(y3))
mp_float_t abs1 = MICROPY_FLOAT_C_FUN(sqrt)(lhs_real*lhs_real + lhs_imag*lhs_imag);
if (abs1 == 0) {
if (rhs_imag == 0) {
lhs_real = 1;
if (rhs_imag == 0 && rhs_real >= 0) {
lhs_real = 1 ? rhs_real == 0 : 0;
rhs_real = 0;
} else {
mp_raise_msg(&mp_type_ZeroDivisionError, "0.0 to a complex power");