Auto merge of #4478 - tsurai:master, r=flip1995

[rust.git] / tests / ui / cast.rs

diff --git a/tests/ui/cast.rs b/tests/ui/cast.rs
index 51e41b701724089606f97fef06e0831ee0c5f9fc..79705071999249b6570967f82de4281633d41172 100644 (file)
--- a/tests/ui/cast.rs
+++ b/tests/ui/cast.rs
@@ -1,28 +1,22 @@
-// Copyright 2014-2018 The Rust Project Developers. See the COPYRIGHT
-// file at the top-level directory of this distribution.
-//
-// 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.
-
 #[warn(
     clippy::cast_precision_loss,
     clippy::cast_possible_truncation,
     clippy::cast_sign_loss,
-    clippy::cast_possible_wrap,
-    clippy::cast_lossless
+    clippy::cast_possible_wrap
 )]
 #[allow(clippy::no_effect, clippy::unnecessary_operation)]
 fn main() {
     // Test clippy::cast_precision_loss
-    1i32 as f32;
-    1i64 as f32;
-    1i64 as f64;
-    1u32 as f32;
-    1u64 as f32;
-    1u64 as f64;
+    let x0 = 1i32;
+    x0 as f32;
+    let x1 = 1i64;
+    x1 as f32;
+    x1 as f64;
+    let x2 = 1u32;
+    x2 as f32;
+    let x3 = 1u64;
+    x3 as f32;
+    x3 as f64;
     // Test clippy::cast_possible_truncation
     1f32 as i32;
     1f32 as u32;
@@ -37,23 +31,15 @@ fn main() {
     1u32 as i32;
     1u64 as i64;
     1usize as isize;
-    // Test clippy::cast_lossless with casts from floating-point types
-    1.0f32 as f64;
-    // Test clippy::cast_lossless with an expression wrapped in parens
-    (1u8 + 1u8) as u16;
     // Test clippy::cast_sign_loss
     1i32 as u32;
+    -1i32 as u32;
     1isize as usize;
-    // Extra checks for *size
-    // Test cast_unnecessary
-    1i32 as i32;
-    1f32 as f32;
-    false as bool;
-    &1i32 as &i32;
-    // Should not trigger
-    #[rustfmt::skip]
-    let v = vec!(1);
-    &v as &[i32];
-    1.0 as f64;
-    1 as u64;
+    -1isize as usize;
+    0i8 as u8;
+    i8::max_value() as u8;
+    i16::max_value() as u16;
+    i32::max_value() as u32;
+    i64::max_value() as u64;
+    i128::max_value() as u128;
 }