diff options
Diffstat (limited to 'src/test/ui/binding/issue-53114-safety-checks.rs')
-rw-r--r-- | src/test/ui/binding/issue-53114-safety-checks.rs | 51 |
1 files changed, 0 insertions, 51 deletions
diff --git a/src/test/ui/binding/issue-53114-safety-checks.rs b/src/test/ui/binding/issue-53114-safety-checks.rs deleted file mode 100644 index d0eb28c57..000000000 --- a/src/test/ui/binding/issue-53114-safety-checks.rs +++ /dev/null @@ -1,51 +0,0 @@ -// Issue #53114: NLL's borrow check had some deviations from the old borrow -// checker, and both had some deviations from our ideal state. This test -// captures the behavior of how `_` bindings are handled with respect to how we -// flag expressions that are meant to request unsafe blocks. - -#[derive(Copy, Clone)] -struct I(i64); -#[derive(Copy, Clone)] -struct F(f64); - -union U { a: I, b: F } - -#[repr(packed)] -struct P { - a: &'static i8, - b: &'static u32, -} - -fn let_wild_gets_unsafe_field() { - let u1 = U { a: I(0) }; - let u2 = U { a: I(1) }; - let p = P { a: &2, b: &3 }; - let _ = &p.b; //~ ERROR reference to packed field - //~^ WARN will become a hard error - let _ = u1.a; // #53114: should eventually signal error as well - let _ = &u2.a; //~ ERROR [E0133] - - // variation on above with `_` in substructure - let (_,) = (&p.b,); //~ ERROR reference to packed field - //~^ WARN will become a hard error - let (_,) = (u1.a,); //~ ERROR [E0133] - let (_,) = (&u2.a,); //~ ERROR [E0133] -} - -fn match_unsafe_field_to_wild() { - let u1 = U { a: I(0) }; - let u2 = U { a: I(1) }; - let p = P { a: &2, b: &3 }; - match &p.b { _ => { } } //~ ERROR reference to packed field - //~^ WARN will become a hard error - match u1.a { _ => { } } //~ ERROR [E0133] - match &u2.a { _ => { } } //~ ERROR [E0133] - - // variation on above with `_` in substructure - match (&p.b,) { (_,) => { } } //~ ERROR reference to packed field - //~^ WARN will become a hard error - match (u1.a,) { (_,) => { } } //~ ERROR [E0133] - match (&u2.a,) { (_,) => { } } //~ ERROR [E0133] -} - -fn main() { } |