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changed moo_shallowcopy() to exclude the hash field when copying

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hyunghwan.chung 2019-09-23 06:42:47 +00:00
parent cc9c1a3925
commit a0a0756b9d
1 changed files with 6 additions and 1 deletions
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7
moo/lib/gc.c
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@ -1133,8 +1133,12 @@ moo_oop_t moo_shallowcopy (moo_t* moo, moo_oop_t oop)
return MOO_NULL;
}
/* TODO: exclude trailer and hash space? exclde hash space at least? */
total_bytes = MOO_SIZEOF(moo_obj_t) + moo_getobjpayloadbytes(moo, oop);
if (MOO_OBJ_GET_FLAGS_HASH(oop))
{
/* exclude the hash value field from copying */
total_bytes -= MOO_SIZEOF(moo_oow_t);
}
moo_pushvolat (moo, &oop);
z = (moo_oop_t)moo_allocbytes(moo, total_bytes);
@ -1142,6 +1146,7 @@ moo_oop_t moo_shallowcopy (moo_t* moo, moo_oop_t oop)
MOO_MEMCPY (z, oop, total_bytes);
MOO_OBJ_SET_FLAGS_RDONLY (z, 0); /* a copied object is not read-only */
MOO_OBJ_SET_FLAGS_HASH (z, 0); /* no hash field */
return z;
}