From 91b8103c72ed88d54e8ae703db4ecd103c82d98e Mon Sep 17 00:00:00 2001
From: Tobias Leibner <tobias.leibner@googlemail.com>
Date: Wed, 15 Jul 2020 12:02:16 +0200
Subject: [PATCH] [test.configuration] fix warning
---
dune/xt/test/common/configuration.cc | 9 ++++++---
1 file changed, 6 insertions(+), 3 deletions(-)
diff --git a/dune/xt/test/common/configuration.cc b/dune/xt/test/common/configuration.cc
index 03e0c9199..428354443 100644
--- a/dune/xt/test/common/configuration.cc
+++ b/dune/xt/test/common/configuration.cc
@@ -285,9 +285,12 @@ struct StaticCheck
template <class MatrixType>
static void check_matrix_static_size(const Configuration& config)
{
- typedef MatrixAbstraction<MatrixType> MT;
- const auto r = MT::rows(MatrixType());
- const auto c = MT::cols(MatrixType());
+ using MT = MatrixAbstraction<MatrixType>;
+ // r and c are non-const to avoid a warning that the lambda capture is unused
+ // Maybe we could remove the capture and make r and c const, but then we
+ // would have to test that it works with all relevant compilers
+ auto r = MT::rows(MatrixType());
+ auto c = MT::cols(MatrixType());
const auto check = [&r, &c](const MatrixType& mat) {
for (size_t cc = 0; cc < c; ++cc) {
--
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