ZEND_RETURN_BY_REF 2853 Zend/zend_compile.c opline->opcode = returns_reference ? ZEND_RETURN_BY_REF : ZEND_RETURN; ZEND_RETURN_BY_REF 675 Zend/zend_opcode.c case ZEND_RETURN_BY_REF: ZEND_RETURN_BY_REF 778 Zend/zend_opcode.c case ZEND_RETURN_BY_REF: ZEND_RETURN_BY_REF 2896 Zend/zend_vm_def.h ZEND_VM_HANDLER(111, ZEND_RETURN_BY_REF, CONST|TMP|VAR|CV, ANY) ZEND_RETURN_BY_REF 127 ext/opcache/Optimizer/block_pass.c case ZEND_RETURN_BY_REF: ZEND_RETURN_BY_REF 251 ext/opcache/Optimizer/block_pass.c case ZEND_RETURN_BY_REF: ZEND_RETURN_BY_REF 1390 ext/opcache/Optimizer/block_pass.c target->opcode == ZEND_RETURN_BY_REF || ZEND_RETURN_BY_REF 499 ext/opcache/Optimizer/pass1_5.c case ZEND_RETURN_BY_REF: ZEND_RETURN_BY_REF 324 ext/opcache/Optimizer/pass3.c op->opcode == ZEND_RETURN_BY_REF || ZEND_RETURN_BY_REF 363 ext/opcache/Optimizer/pass3.c op->opcode == ZEND_RETURN_BY_REF || ZEND_RETURN_BY_REF 300 sapi/phpdbg/phpdbg_opcode.c CASE(ZEND_RETURN_BY_REF);