Fixed get_type_description in cases like std::pair::first

5 jobs for master in 3 minutes and 10 seconds (queued for 1 second)
Status Job ID Name Coverage
  Test
passed #528575427
arch

00:03:10

passed #528575429
debian

00:02:48

passed #528575428
debian-testing

00:02:47

passed #528575426
fedora

00:02:34

passed #528575424
ubuntu

00:02:48