391     STACK_TV_BOT(STACK_FRAME_INSTR_OFF)->vval.v_string = (void *)ectx->ec_instr;  in call_dfunc()
392     STACK_TV_BOT(STACK_FRAME_OUTER_OFF)->vval.v_string =  in call_dfunc()
394     STACK_TV_BOT(STACK_FRAME_FUNCLOCAL_OFF)->vval.v_string = (void *)floc;  in call_dfunc()
722 				       + STACK_FRAME_INSTR_OFF)->vval.v_string;  in func_return()
724 				       + STACK_FRAME_OUTER_OFF)->vval.v_string;  in func_return()
726 				   + STACK_FRAME_FUNCLOCAL_OFF)->vval.v_string;  in func_return()
1037 	name = tv->vval.v_string;  in call_partial()
1163 				    tv->vval.v_string = ga.ga_data;  in do_2string()
1174 	tv->vval.v_string = str;  in do_2string()
1873 		    tv->vval.v_string = res;  in exec_instructions()
1920 			    str = tv->vval.v_string;  in exec_instructions()
2250 		tv->vval.v_string = get_reg_contents(  in exec_instructions()
2324 			s = tv->vval.v_string;  in exec_instructions()
2508 			char_u		*key = tv_idx->vval.v_string;  in exec_instructions()
2760 			    char_u	*key = tv_idx->vval.v_string;  in exec_instructions()
2941 			    tv->vval.v_string = NULL;  in exec_instructions()
2943 			    tv->vval.v_string =  in exec_instructions()
2964 			tv->vval.v_string = vim_strsave(  in exec_instructions()
3023 			key = tv->vval.v_string == NULL  in exec_instructions()
3024 					    ? (char_u *)"" : tv->vval.v_string;  in exec_instructions()
3307 			char_u	*str = ltv->vval.v_string;  in exec_instructions()
3325 			    tv->vval.v_string = vim_strnsave(  in exec_instructions()
3409 		tv->vval.v_string = vim_strsave(  in exec_instructions()
3529 		    if (tv->vval.v_string == NULL  in exec_instructions()
3530 				       || *skipwhite(tv->vval.v_string) == NUL)  in exec_instructions()
3532 			vim_free(tv->vval.v_string);  in exec_instructions()
3554 		    if (throw_exception(tv->vval.v_string, ET_USER, NULL)  in exec_instructions()
3557 			vim_free(tv->vval.v_string);  in exec_instructions()
3928 		    char_u *str1 = STACK_TV_BOT(-2)->vval.v_string;  in exec_instructions()
3929 		    char_u *str2 = STACK_TV_BOT(-1)->vval.v_string;  in exec_instructions()
3936 		    STACK_TV_BOT(-1)->vval.v_string = res;  in exec_instructions()
3963 			res = string_slice(tv->vval.v_string, n1, n2, FALSE);  in exec_instructions()
3969 			res = char_from_string(tv->vval.v_string, n2);  in exec_instructions()
3970 		    vim_free(tv->vval.v_string);  in exec_instructions()
3971 		    tv->vval.v_string = res;  in exec_instructions()
4109 		    key = tv->vval.v_string;  in exec_instructions()
4383 			    expr = tv->vval.v_string;  in exec_instructions()
5947 	    return tv->vval.v_string != NULL && *tv->vval.v_string != NUL;  in tv2bool()
5984 		       tv->vval.v_string == NULL  in emsg_using_string_as()
5985 					   ? (char_u *)"" : tv->vval.v_string);  in emsg_using_string_as()