From 5faae38851daea574b0b414618ec61a953bef2db Mon Sep 17 00:00:00 2001
From: Ralf Jung <post@ralfj.de>
Date: Fri, 9 Aug 2019 19:30:00 +0200
Subject: [PATCH] apfloat: improve doc comments

---
 src/librustc_apfloat/lib.rs | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/librustc_apfloat/lib.rs b/src/librustc_apfloat/lib.rs
index 9e6d5a6f62434..2df4d2a4e9de9 100644
--- a/src/librustc_apfloat/lib.rs
+++ b/src/librustc_apfloat/lib.rs
@@ -551,12 +551,13 @@ pub trait Float
     fn ilogb(self) -> ExpInt;
 
     /// Returns: self * 2<sup>exp</sup> for integral exponents.
+    /// Equivalent to C standard library function `ldexp`.
     fn scalbn_r(self, exp: ExpInt, round: Round) -> Self;
     fn scalbn(self, exp: ExpInt) -> Self {
         self.scalbn_r(exp, Round::NearestTiesToEven)
     }
 
-    /// Equivalent of C standard library function.
+    /// Equivalent to C standard library function with the same name.
     ///
     /// While the C standard says exp is an unspecified value for infinity and nan,
     /// this returns INT_MAX for infinities, and INT_MIN for NaNs (see `ilogb`).