typeinfo.diff

gistfile1.diff

diff --git a/ext/opcache/Optimizer/zend_inference.c b/ext/opcache/Optimizer/zend_inference.c
index e108b7a..6a560f6 100644
--- a/ext/opcache/Optimizer/zend_inference.c
+++ b/ext/opcache/Optimizer/zend_inference.c
@@ -3018,6 +3018,7 @@ static int zend_update_type_info(const zend_op_array *op_array,
                                                tmp |= t1 & (MAY_BE_RC1|MAY_BE_RCN);
                                        }
                                }
+#if 0 /* Infer typeinfo by usage ??? */
                                j = ssa_vars[ssa_ops[i].result_def].use_chain;
                                while (j >= 0) {
                                        switch (op_array->opcodes[j].opcode) {
@@ -3083,6 +3084,7 @@ 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);
                                }
+#endif
                                UPDATE_SSA_TYPE(tmp, ssa_ops[i].op1_def);
                                COPY_SSA_OBJ_TYPE(ssa_ops[i].op1_use, ssa_ops[i].op1_def);
                        }