From 73dbd794229ba2fdd2efdda9923bb607e20f6eb1 Mon Sep 17 00:00:00 2001
From: Simon Heybrock <simon.heybrock@esss.se>
Date: Thu, 9 Nov 2017 15:06:59 +0100
Subject: [PATCH] Re #21128. Missing DLL export macros.

---
 Framework/Indexing/src/IndexInfo.cpp | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/Framework/Indexing/src/IndexInfo.cpp b/Framework/Indexing/src/IndexInfo.cpp
index a70b756633c..d7f017e3609 100644
--- a/Framework/Indexing/src/IndexInfo.cpp
+++ b/Framework/Indexing/src/IndexInfo.cpp
@@ -261,9 +261,10 @@ void IndexInfo::makeSpectrumNumberTranslator(
       std::move(spectrumNumbers), std::move(partitioner), partition);
 }
 
-template IndexInfo::IndexInfo(std::vector<SpectrumNumber>, const IndexInfo &);
-template IndexInfo::IndexInfo(std::vector<GlobalSpectrumIndex>,
-                              const IndexInfo &);
+template MANTID_INDEXING_DLL IndexInfo::IndexInfo(std::vector<SpectrumNumber>,
+                                                  const IndexInfo &);
+template MANTID_INDEXING_DLL
+IndexInfo::IndexInfo(std::vector<GlobalSpectrumIndex>, const IndexInfo &);
 
 } // namespace Indexing
 } // namespace Mantid
-- 
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