From ac0852cea0d607b97de1930841fadb1ac1b019e9 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Sebasti=C3=A1n=20Barschkis?= <sebbas@sebbas.org>
Date: Wed, 24 Jun 2020 18:36:42 +0200
Subject: Fluid: Fix OpenVDB compiler warnings

Kudos to brecht for noticing the issue
---
 extern/mantaflow/preprocessed/fileio/iovdb.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'extern/mantaflow/preprocessed/fileio')

diff --git a/extern/mantaflow/preprocessed/fileio/iovdb.cpp b/extern/mantaflow/preprocessed/fileio/iovdb.cpp
index 31958dcb977..b31f7e0e760 100644
--- a/extern/mantaflow/preprocessed/fileio/iovdb.cpp
+++ b/extern/mantaflow/preprocessed/fileio/iovdb.cpp
@@ -478,7 +478,7 @@ int readObjectsVDB(const string &filename, std::vector<PbClass *> *objects, floa
     }
 
     // For every manta object, we loop through the vdb grid list and check for a match
-    for (const openvdb::GridBase::Ptr vdbGrid : gridsVDB) {
+    for (const openvdb::GridBase::Ptr &vdbGrid : gridsVDB) {
       bool nameMatch = (vdbGrid->getName() == (*iter)->getName());
 
       // Sanity checks: Only load valid grids and make sure names match.
-- 
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