Fixed potential crash when getting value from debug expression

11 jobs for master in 16 minutes and 39 seconds (queued for 38 seconds)
Status Job ID Name Coverage
  Lint
passed #1049299067
check-format

00:01:10

 
  Test
passed #1049299085
address-sanitizer

00:14:12

passed #1049299077
arch

00:09:27

passed #1049299081
debian

00:07:34

passed #1049299079
debian-testing

00:09:23

passed #1049299076
fedora

00:07:54

passed #1049299083
static-analysis

00:15:27

passed #1049299084
thread-safety-analysis

00:07:25

passed #1049299073
ubuntu

00:07:26

 
  Chore
manual #1049299088
allowed to fail manual
Clean appveyor cache
 
  External
passed continuous-integration/appveyor/branch