toolchain/54237: MKLLVMRT=no does not work

[martin%NetBSD.org@localhost]

>Number:         54237
>Category:       toolchain
>Synopsis:       MKLLVMRT=no does not work
>Confidential:   no
>Severity:       critical
>Priority:       high
>Responsible:    toolchain-manager
>State:          open
>Class:          sw-bug
>Submitter-Id:   net
>Arrival-Date:   Sun May 26 20:50:00 +0000 2019
>Originator:     Martin Husemann
>Release:        NetBSD 8.99.41
>Organization:
The NetBSD Foundation, Inc.
>Environment:
System: NetBSD night-owl.duskware.de 8.99.41 NetBSD 8.99.41 (NIGHT-OWL) #671: Sun May 26 18:40:46 CEST 2019 martin%night-owl.duskware.de@localhost:/usr/src/sys/arch/amd64/compile/NIGHT-OWL amd64
Architecture: x86_64
Machine: amd64
>Description:

Setting MKLLVMRT to "no" is supposed to avoid building any LLVM tools
and the X11 parts that depend on it. But it does not work, llvm tools are
build nevertheless.

Since this roughly doubles the build time it is an absolute killer.

>How-To-Repeat:
s/a

>Fix:
n/a