From ef16e8ef2f770e76337335e302601a2008ba6e5f Mon Sep 17 00:00:00 2001
From: Kristoffer Carlsson <kristoffer.carlsson@chalmers.se>
Date: Fri, 29 Mar 2019 22:52:14 +0100
Subject: [PATCH] fix undef var in conversion in rounding modes in MPFR
 (#31258)

(cherry picked from commit c2144276fbd549268e164a7cd0b5e249a2f39883)
---
 base/mpfr.jl | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/base/mpfr.jl b/base/mpfr.jl
index aaf3e9783bf62..64d8bd8f5dbe3 100644
--- a/base/mpfr.jl
+++ b/base/mpfr.jl
@@ -74,7 +74,7 @@ function convert(::Type{RoundingMode}, r::MPFRRoundingMode)
     elseif r == MPFRRoundFromZero
         return RoundFromZero
     else
-        throw(ArgumentError("invalid MPFR rounding mode code: $c"))
+        throw(ArgumentError("invalid MPFR rounding mode code: $r"))
     end
 end