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Avoid new SSA var for ASSIGN_OBJ_REF without RC inference #13233

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Avoid new SSA var for ASSIGN_OBJ_REF without RC inference #13233

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2 changes: 1 addition & 1 deletion Zend/Optimizer/zend_inference.c
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Original file line number Diff line number Diff line change
Expand Up @@ -3157,7 +3157,7 @@ static zend_always_inline zend_result _zend_update_type_info(
}
break;
case ZEND_ASSIGN_OBJ_REF:
if (opline->op1_type == IS_CV) {
if (opline->op1_type == IS_CV && ssa_op->op1_def >= 0) {
tmp = t1;
if (tmp & MAY_BE_OBJECT) {
tmp |= MAY_BE_RC1 | MAY_BE_RCN;
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2 changes: 1 addition & 1 deletion Zend/Optimizer/zend_ssa.c
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Original file line number Diff line number Diff line change
Expand Up @@ -607,7 +607,7 @@ static zend_always_inline int _zend_ssa_rename_op(const zend_op_array *op_array,
}
break;
case ZEND_ASSIGN_OBJ_REF:
if (opline->op1_type == IS_CV) {
if ((build_flags & ZEND_SSA_RC_INFERENCE) && opline->op1_type == IS_CV) {
ssa_ops[k].op1_def = ssa_vars_count;
var[EX_VAR_TO_NUM(opline->op1.var)] = ssa_vars_count;
ssa_vars_count++;
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