diff options
| -rw-r--r-- | src/librustc/diagnostics.rs | 8 |
1 files changed, 2 insertions, 6 deletions
diff --git a/src/librustc/diagnostics.rs b/src/librustc/diagnostics.rs index aa62cab7c3d..035640b9710 100644 --- a/src/librustc/diagnostics.rs +++ b/src/librustc/diagnostics.rs @@ -1963,8 +1963,6 @@ fn foo<'a>(x: &'a i32, y: &i32) -> &'a i32 { // explicit lifetime required // in the type of `y` if x > y { x } else { y } } - -fn main () { } ``` Here, the function is returning data borrowed from either x or y, but the @@ -1975,16 +1973,14 @@ the signature match the body by changing the type of y to &'a i32, like so: fn foo<'a>(x: &'a i32, y: &'a i32) -> &'a i32 { if x > y { x } else { y } } - -fn main () { } ``` + Alternatively, you could change the body not to return data from y: + ``` fn foo<'a>(x: &'a i32, y: &i32) -> &'a i32 { x } - -fn main () { } ``` "##, |