From 44266a536ffc44325345a343cda2a8a87b4e3e50 Mon Sep 17 00:00:00 2001
From: Rene Engelhard <rene@debian.org>
Date: Sat, 8 Dec 2018 16:25:31 +0100
Subject: [PATCH] fix build

no idea why this wasn't found on my (incremental) build

Change-Id: I78079d4c3196584b171d7566245a7f71b9d43649
---
 tools/source/generic/fract.cxx | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/tools/source/generic/fract.cxx b/tools/source/generic/fract.cxx
index 365bf57dc818..266b32fadf3e 100644
--- a/tools/source/generic/fract.cxx
+++ b/tools/source/generic/fract.cxx
@@ -186,8 +186,13 @@ namespace
         T den = r.denominator();
 
         // Avoid overflow and preserve normalization
+#if BOOST_VERSION >= 106700
+        T gcd1 = boost::integer::gcd(i.numerator(), den);
+        T gcd2 = boost::integer::gcd(num, i.denominator());
+#else
         T gcd1 = boost::math::gcd(i.numerator(), den);
         T gcd2 = boost::math::gcd(num, i.denominator());
+#endif
 
         bool fail = false;
         fail |= o3tl::checked_multiply(i.numerator() / gcd1, num / gcd2, num);