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Fixed type inference

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This commit is contained in:
Dmitry Stogov
2017-10-30 10:41:27 +03:00
parent 63c0ecc445
commit 230e505fd8
1 changed files with 7 additions and 1 deletions
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8
ext/opcache/Optimizer/zend_inference.c
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@@ -3075,7 +3075,13 @@ static int zend_update_type_info(const zend_op_array *op_array,
}
j = zend_ssa_next_use(ssa_ops, ssa_ops[i].result_def, j);
}
UPDATE_SSA_TYPE(tmp, ssa_ops[i].op1_def);
if ((tmp & MAY_BE_ARRAY)
&& (tmp & (MAY_BE_ARRAY_KEY_LONG|MAY_BE_ARRAY_KEY_STRING))) {
UPDATE_SSA_TYPE(tmp, ssa_ops[i].op1_def);
} else {
/* invalid key type */
UPDATE_SSA_TYPE(t1, ssa_ops[i].op1_def);
}
COPY_SSA_OBJ_TYPE(ssa_ops[i].op1_use, ssa_ops[i].op1_def);
}
/* FETCH_LIST on a string behaves like FETCH_R on null */