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| author | Damien George <damien@micropython.org> | 2020-09-04 11:04:46 +1000 |
|---|---|---|
| committer | Damien George <damien@micropython.org> | 2020-09-11 10:03:57 +1000 |
| commit | 8d5a40c86e384bf3cddb2f687374e0bb1ae6df7d (patch) | |
| tree | ab7068d18e41e1c19d4a7fa62f08875a65594520 /py/objfloat.c | |
| parent | 709398daae14b3630de7050e08b9e77ea1232716 (diff) | |
py/objfloat: Fix handling of negative float to power of nan.
Prior to this commit, pow(-2, float('nan')) would return (nan+nanj), or
raise an exception on targets that don't support complex numbers. This is
fixed to return simply nan, as CPython does.
Signed-off-by: Damien George <damien@micropython.org>
Diffstat (limited to 'py/objfloat.c')
| -rw-r--r-- | py/objfloat.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/py/objfloat.c b/py/objfloat.c index 09b73c8cd..f1e401ecc 100644 --- a/py/objfloat.c +++ b/py/objfloat.c @@ -293,7 +293,7 @@ mp_obj_t mp_obj_float_binary_op(mp_binary_op_t op, mp_float_t lhs_val, mp_obj_t if (lhs_val == 0 && rhs_val < 0 && !isinf(rhs_val)) { goto zero_division_error; } - if (lhs_val < 0 && rhs_val != MICROPY_FLOAT_C_FUN(floor)(rhs_val)) { + if (lhs_val < 0 && rhs_val != MICROPY_FLOAT_C_FUN(floor)(rhs_val) && !isnan(rhs_val)) { #if MICROPY_PY_BUILTINS_COMPLEX return mp_obj_complex_binary_op(MP_BINARY_OP_POWER, lhs_val, 0, rhs_in); #else |