ZEND_ASSIGN_REF 1053 Zend/zend_compile.c opline->opcode = ZEND_ASSIGN_REF; ZEND_ASSIGN_REF 1767 Zend/zend_vm_def.h ZEND_VM_HANDLER(39, ZEND_ASSIGN_REF, VAR|CV, VAR|CV) ZEND_ASSIGN_REF 1958 ext/opcache/Optimizer/block_pass.c case ZEND_ASSIGN_REF: ZEND_ASSIGN_REF 381 ext/opcache/Optimizer/zend_optimizer.c case ZEND_ASSIGN_REF: ZEND_ASSIGN_REF 228 sapi/phpdbg/phpdbg_opcode.c CASE(ZEND_ASSIGN_REF);