Properties: pass default value by reference (makes cppcheck happy and possibly avoids a copy

9 jobs for clean-cppcheck in 3 minutes and 54 seconds
Status Job ID Name Coverage
  Test
passed #75407
VS2015
VS2015-32-bit

00:01:16

passed #75406
VS2015
VS2015-64-bit

00:01:23

passed #75405
VS2017
VS2017-32-bit

00:01:10

passed #75404
VS2015
VS2017-64-bit

00:01:28

canceled #75401
Linux
clang-c++11

00:03:54

passed #75403
Linux
cppcheck

00:00:22

passed #75408
Linux
doc

00:00:18

canceled #75400
Linux
gcc-c++11

00:03:54

passed #75402
Apple
macos-c++11

00:01:37