From 67eadb397a9baf56ff6c227ffefa7c3cff86ae4b Mon Sep 17 00:00:00 2001
From: Chris Lattner <sabre@nondot.org>
Date: Fri, 26 Mar 2010 23:54:15 +0000
Subject: [PATCH] improve portability to minix, patch by Kees van Reeuwijk for
 PR6704

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@99677 91177308-0d34-0410-b5e6-96231b3b80d8
---
 lib/Support/APInt.cpp | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/lib/Support/APInt.cpp b/lib/Support/APInt.cpp
index e4e3296a000..50025d214bc 100644
--- a/lib/Support/APInt.cpp
+++ b/lib/Support/APInt.cpp
@@ -1382,8 +1382,8 @@ APInt APInt::sqrt() const {
   // libc sqrt function which will probably use a hardware sqrt computation.
   // This should be faster than the algorithm below.
   if (magnitude < 52) {
-#ifdef _MSC_VER
-    // Amazingly, VC++ doesn't have round().
+#if defined( _MSC_VER ) || defined(_MINIX)
+    // Amazingly, VC++ and Minix don't have round().
     return APInt(BitWidth,
                  uint64_t(::sqrt(double(isSingleWord()?VAL:pVal[0]))) + 0.5);
 #else