From ed0b8af50527de7b368a87828ec9de0fb0292158 Mon Sep 17 00:00:00 2001
From: Scott McMurray <scottmcm@users.noreply.github.com>
Date: Fri, 7 Apr 2023 20:09:15 -0700
Subject: [PATCH] The `wrapping_neg` example for unsigned types shouldn't use
`i8`
---
library/core/src/num/uint_macros.rs | 9 ++++-----
1 file changed, 4 insertions(+), 5 deletions(-)
diff --git a/library/core/src/num/uint_macros.rs b/library/core/src/num/uint_macros.rs
index 932038a0b01..114deeea387 100644
--- a/library/core/src/num/uint_macros.rs
+++ b/library/core/src/num/uint_macros.rs
@@ -1363,12 +1363,11 @@ macro_rules! uint_impl {
///
/// Basic usage:
///
- /// Please note that this example is shared between integer types.
- /// Which explains why `i8` is used here.
- ///
/// ```
- /// assert_eq!(100i8.wrapping_neg(), -100);
- /// assert_eq!((-128i8).wrapping_neg(), -128);
+ #[doc = concat!("assert_eq!(0_", stringify!($SelfT), ".wrapping_neg(), 0);")]
+ #[doc = concat!("assert_eq!(", stringify!($SelfT), "::MAX.wrapping_neg(), 1);")]
+ #[doc = concat!("assert_eq!(13_", stringify!($SelfT), ".wrapping_neg(), (!13) + 1);")]
+ #[doc = concat!("assert_eq!(42_", stringify!($SelfT), ".wrapping_neg(), !(42 - 1));")]
/// ```
#[stable(feature = "num_wrapping", since = "1.2.0")]
#[rustc_const_stable(feature = "const_wrapping_math", since = "1.32.0")]