ZEND_ASSIGN_REF  1045 Zend/zend_compile.c 	opline->opcode = ZEND_ASSIGN_REF;
ZEND_ASSIGN_REF  1766 Zend/zend_vm_def.h ZEND_VM_HANDLER(39, ZEND_ASSIGN_REF, VAR|CV, VAR|CV)
ZEND_ASSIGN_REF  1948 ext/opcache/Optimizer/block_pass.c 					case ZEND_ASSIGN_REF: