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Diffstat (limited to 'src/test/ui/lint/uninitialized-zeroed.rs')
-rw-r--r--src/test/ui/lint/uninitialized-zeroed.rs15
1 files changed, 13 insertions, 2 deletions
diff --git a/src/test/ui/lint/uninitialized-zeroed.rs b/src/test/ui/lint/uninitialized-zeroed.rs
index 5cd323c01..dae258407 100644
--- a/src/test/ui/lint/uninitialized-zeroed.rs
+++ b/src/test/ui/lint/uninitialized-zeroed.rs
@@ -100,6 +100,18 @@ fn main() {
let _val: [bool; 2] = mem::zeroed();
let _val: [bool; 2] = mem::uninitialized(); //~ ERROR: does not permit being left uninitialized
+ let _val: i32 = mem::zeroed();
+ let _val: i32 = mem::uninitialized(); //~ ERROR: does not permit being left uninitialized
+
+ let _val: f32 = mem::zeroed();
+ let _val: f32 = mem::uninitialized(); //~ ERROR: does not permit being left uninitialized
+
+ let _val: *const () = mem::zeroed();
+ let _val: *const () = mem::uninitialized(); //~ ERROR: does not permit being left uninitialized
+
+ let _val: *const [()] = mem::zeroed();
+ let _val: *const [()] = mem::uninitialized(); //~ ERROR: does not permit being left uninitialized
+
// Transmute-from-0
let _val: &'static i32 = mem::transmute(0usize); //~ ERROR: does not permit zero-initialization
let _val: &'static [i32] = mem::transmute((0usize, 0usize)); //~ ERROR: does not permit zero-initialization
@@ -114,13 +126,12 @@ fn main() {
let _val: Option<&'static i32> = mem::zeroed();
let _val: Option<fn()> = mem::zeroed();
let _val: MaybeUninit<&'static i32> = mem::zeroed();
- let _val: i32 = mem::zeroed();
let _val: bool = MaybeUninit::zeroed().assume_init();
let _val: [bool; 0] = MaybeUninit::uninit().assume_init();
let _val: [!; 0] = MaybeUninit::zeroed().assume_init();
+
// Some things that happen to work due to rustc implementation details,
// but are not guaranteed to keep working.
- let _val: i32 = mem::uninitialized();
let _val: OneFruit = mem::uninitialized();
}
}