From 507fe163bf743a70b828eadfc13d4ebd8d49b7d3 Mon Sep 17 00:00:00 2001
From: Andreas Kloeckner <inform@tiker.net>
Date: Wed, 11 Nov 2020 20:29:19 -0600
Subject: [PATCH] Fix incorrect dtypes being used for cache keys in
 map_elementwise_linear and map_ref_face_mass_operator

---
 grudge/execution.py | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/grudge/execution.py b/grudge/execution.py
index 59af300f..c80be041 100644
--- a/grudge/execution.py
+++ b/grudge/execution.py
@@ -281,7 +281,7 @@ class ExecutionMapper(mappers.Evaluator,
 
         for in_grp, out_grp in zip(in_discr.groups, out_discr.groups):
 
-            cache_key = "elwise_linear", in_grp, out_grp, op, field.dtype
+            cache_key = "elwise_linear", in_grp, out_grp, op, field.entry_dtype
             try:
                 matrix = self.bound_op.operator_data_cache[cache_key]
             except KeyError:
@@ -347,7 +347,7 @@ class ExecutionMapper(mappers.Evaluator,
         assert len(all_faces_discr.groups) == len(vol_discr.groups)
 
         for afgrp, volgrp in zip(all_faces_discr.groups, vol_discr.groups):
-            cache_key = "face_mass", afgrp, op, field.dtype
+            cache_key = "face_mass", afgrp, op, field.entry_dtype
 
             nfaces = volgrp.mesh_el_group.nfaces
 
-- 
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