Cross Reference: /frameworks/compile/slang/tests/P_one_definition_rule

`Name`	`Date`	`Size`
Up to higher level directory
`def1.rs`	22-Oct-2020	`258`
`def2.rs`	22-Oct-2020	`258`
`stderr.txt.expect`	22-Oct-2020	`0`
`stdout.txt.expect`	22-Oct-2020	`0`