From: flip1995 <uwdkn@student.kit.edu>
Date: Sat, 3 Mar 2018 20:55:04 +0000 (+0100)
Subject: Improve getting literal representation
X-Git-Url: https://git.lizzy.rs/?a=commitdiff_plain;h=fc33b2567cac0ae453807f4118872ab81a16ddf7;p=rust.git

Improve getting literal representation
---

diff --git a/src/librustc_lint/types.rs b/src/librustc_lint/types.rs
index 02aef271c37..e778b2d3861 100644
--- a/src/librustc_lint/types.rs
+++ b/src/librustc_lint/types.rs
@@ -368,7 +368,7 @@ fn get_bin_hex_repr(cx: &LateContext, lit: &ast::Lit) -> Option<String> {
             let src = cx.sess().codemap().span_to_snippet(lit.span).ok()?;
             let firstch = src.chars().next()?;
 
-            if let Some(0) = char::to_digit(firstch, 10) {
+            if firstch == '0' {
                 match src.chars().nth(1) {
                     Some('x') | Some('b') => return Some(src),
                     _ => return None,