From 7dd176fea8fa0344c822575fdac255441fe577b3 Mon Sep 17 00:00:00 2001
From: Joe Wilm <joe@jwilm.com>
Date: Sun, 18 Sep 2016 18:17:33 -0700
Subject: Make use of `unlikely` intrinsic

There's some bounds checks we do that panic if the condition is ever
true.
---
 src/term.rs | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

(limited to 'src/term.rs')

diff --git a/src/term.rs b/src/term.rs
index 44d0d7d6..58f60b87 100644
--- a/src/term.rs
+++ b/src/term.rs
@@ -467,8 +467,10 @@ impl ansi::Handler for Term {
             self.cursor.col = Column(0);
         }
 
-        if self.cursor.line == self.grid.num_lines() {
-            panic!("cursor fell off grid");
+        unsafe {
+            if ::std::intrinsics::unlikely(self.cursor.line == self.grid.num_lines()) {
+                panic!("cursor fell off grid");
+            }
         }
 
         let cell = &mut self.grid[&self.cursor];
-- 
cgit