pkg/54952: lang/gcc8 build fails on NetBSD-8.1 platform

[jake.slazenger%yandex.com@localhost]

>Number:         54952
>Category:       pkg
>Synopsis:       lang/gcc8 build fails on NetBSD-8.1 platform
>Confidential:   no
>Severity:       non-critical
>Priority:       medium
>Responsible:    pkg-manager
>State:          open
>Class:          change-request
>Submitter-Id:   net
>Arrival-Date:   Mon Feb 10 13:50:00 +0000 2020
>Originator:     Jake Slazenger
>Release:        pkgsrc-current
>Organization:
>Environment:
NetBSD crustpc 8.1 NetBSD 8.1 (GENERIC) #0: Fri May 31 08:43:59 UTC 2019  mkrepro%mkrepro.NetBSD.org@localhost:/usr/src/sys/arch/amd64/compile/GENERIC amd64
>Description:
lang/gcc8 build fails without 'gnu++14' option in USE_LANGUAGES variable.
>How-To-Repeat:
build lang/gcc8 on pkgsrc-current on NetBSD platform
>Fix:
Add 'gnu++14' option to USE_LANGUAGES variable