From 342a9567a481f0d65d43e1367d596f431345f8d2 Mon Sep 17 00:00:00 2001
From: Matthieu Schaller <matthieu.schaller@durham.ac.uk>
Date: Fri, 30 Mar 2018 12:49:26 +0200
Subject: [PATCH] Correct type to read in the DM particle IDs.

---
 src/gravity/Default/gravity_io.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/gravity/Default/gravity_io.h b/src/gravity/Default/gravity_io.h
index 2508f69a63..7b8ec2c8fe 100644
--- a/src/gravity/Default/gravity_io.h
+++ b/src/gravity/Default/gravity_io.h
@@ -87,7 +87,7 @@ void darkmatter_read_particles(struct gpart* gparts, struct io_props* list,
                                 UNIT_CONV_SPEED, gparts, v_full);
   list[2] = io_make_input_field("Masses", FLOAT, 1, COMPULSORY, UNIT_CONV_MASS,
                                 gparts, mass);
-  list[3] = io_make_input_field("ParticleIDs", LONGLONG, 1, COMPULSORY,
+  list[3] = io_make_input_field("ParticleIDs", ULONGLONG, 1, COMPULSORY,
                                 UNIT_CONV_NO_UNITS, gparts, id_or_neg_offset);
 }
 
-- 
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