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py/objarray: Fix array slice assignment when array is reallocated.

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Addresses issue #1898.
This commit is contained in:
Damien George 2016-03-14 23:12:54 +00:00
parent 06b398489e
commit 77f85db41e
2 changed files with 4 additions and 0 deletions
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1
py/objarray.c
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@ -439,6 +439,7 @@ STATIC mp_obj_t array_subscr(mp_obj_t self_in, mp_obj_t index_in, mp_obj_t value
// TODO: alloc policy; at the moment we go conservative
o->items = m_renew(byte, o->items, (o->len + o->free) * item_sz, (o->len + len_adj) * item_sz);
o->free = 0;
dest_items = o->items;
}
mp_seq_replace_slice_grow_inplace(dest_items, o->len,
slice.start, slice.stop, src_items, src_len, len_adj, item_sz);

3
tests/basics/bytearray_slice_assign.py
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@ -47,6 +47,9 @@ b = bytearray(2)
b[2:] = bytearray(10)
print(b)
b = bytearray(10)
b[:-1] = bytearray(500)
print(len(b), b[0], b[-1])
# Assignment of bytes to array slice
b = bytearray(2)