diff options
| -rw-r--r-- | src/test/ui/inference-variable-behind-raw-pointer.rs | 15 | ||||
| -rw-r--r-- | src/test/ui/inference-variable-behind-raw-pointer.stderr | 8 |
2 files changed, 23 insertions, 0 deletions
diff --git a/src/test/ui/inference-variable-behind-raw-pointer.rs b/src/test/ui/inference-variable-behind-raw-pointer.rs new file mode 100644 index 00000000000..f2065ae6a1a --- /dev/null +++ b/src/test/ui/inference-variable-behind-raw-pointer.rs @@ -0,0 +1,15 @@ +// Copyright 2017 The Rust Project Developers. See the COPYRIGHT +// file at the top-level directory of this distribution and at +// http://rust-lang.org/COPYRIGHT. +// +// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or +// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license +// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your +// option. This file may not be copied, modified, or distributed +// except according to those terms. + +fn main() { + let data = std::ptr::null(); + let _ = &data as *const *const (); + if data.is_null() {} +} diff --git a/src/test/ui/inference-variable-behind-raw-pointer.stderr b/src/test/ui/inference-variable-behind-raw-pointer.stderr new file mode 100644 index 00000000000..b0aa21cf5f5 --- /dev/null +++ b/src/test/ui/inference-variable-behind-raw-pointer.stderr @@ -0,0 +1,8 @@ +warning[E0619]: the type of this value must be known in this context + --> $DIR/inference-variable-behind-raw-pointer.rs:14:13 + | +14 | if data.is_null() {} + | ^^^^^^^ + | + = note: this will be made into a hard error in a future version of the compiler + |