From 4465b2fbf3487e8f45e2eee4da187776574febec Mon Sep 17 00:00:00 2001
From: Nicholas Nethercote <nnethercote@mozilla.com>
Date: Thu, 3 May 2018 17:14:04 +1000
Subject: [PATCH] Inline `char_at()` and `record_width`.

Because `bump()` is hot.
---
 src/libsyntax/str.rs     | 1 +
 src/libsyntax_pos/lib.rs | 1 +
 2 files changed, 2 insertions(+)

diff --git a/src/libsyntax/str.rs b/src/libsyntax/str.rs
index d0f47629b10e..281861918fd8 100644
--- a/src/libsyntax/str.rs
+++ b/src/libsyntax/str.rs
@@ -8,6 +8,7 @@
 // option. This file may not be copied, modified, or distributed
 // except according to those terms.
 
+#[inline]
 pub fn char_at(s: &str, byte: usize) -> char {
     s[byte..].chars().next().unwrap()
 }
diff --git a/src/libsyntax_pos/lib.rs b/src/libsyntax_pos/lib.rs
index d30d3d78ca54..2bab958dceda 100644
--- a/src/libsyntax_pos/lib.rs
+++ b/src/libsyntax_pos/lib.rs
@@ -1047,6 +1047,7 @@ pub fn record_multibyte_char(&self, pos: BytePos, bytes: usize) {
         self.multibyte_chars.borrow_mut().push(mbc);
     }
 
+    #[inline]
     pub fn record_width(&self, pos: BytePos, ch: char) {
         let width = match ch {
             '\t' =>