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-rw-r--r--src/test/ui/mir-dataflow/uninits-1.rs51
1 files changed, 0 insertions, 51 deletions
diff --git a/src/test/ui/mir-dataflow/uninits-1.rs b/src/test/ui/mir-dataflow/uninits-1.rs
deleted file mode 100644
index c2b4284a7..000000000
--- a/src/test/ui/mir-dataflow/uninits-1.rs
+++ /dev/null
@@ -1,51 +0,0 @@
-// General test of maybe_uninits state computed by MIR dataflow.
-
-#![feature(core_intrinsics, rustc_attrs)]
-
-use std::intrinsics::rustc_peek;
-use std::mem::{drop, replace};
-
-struct S(i32);
-
-#[rustc_mir(rustc_peek_maybe_uninit,stop_after_dataflow)]
-fn foo(test: bool, x: &mut S, y: S, mut z: S) -> S {
- let ret;
- // `ret` starts off uninitialized
- rustc_peek(&ret);
-
- // All function formal parameters start off initialized.
-
- rustc_peek(&x); //~ ERROR rustc_peek: bit not set
- rustc_peek(&y); //~ ERROR rustc_peek: bit not set
- rustc_peek(&z); //~ ERROR rustc_peek: bit not set
-
- ret = if test {
- ::std::mem::replace(x, y)
- } else {
- z = y;
- z
- };
-
- // `z` may be uninitialized here.
- rustc_peek(&z);
-
- // `y` is definitely uninitialized here.
- rustc_peek(&y);
-
- // `x` is still (definitely) initialized (replace above is a reborrow).
- rustc_peek(&x); //~ ERROR rustc_peek: bit not set
-
- ::std::mem::drop(x);
-
- // `x` is *definitely* uninitialized here
- rustc_peek(&x);
-
- // `ret` is now definitely initialized (via `if` above).
- rustc_peek(&ret); //~ ERROR rustc_peek: bit not set
-
- ret
-}
-fn main() {
- foo(true, &mut S(13), S(14), S(15));
- foo(false, &mut S(13), S(14), S(15));
-}