[build2] Bug Report: Stack buffer overrun when downgrading a dependency.

Klaim - Joël Lamotte mjklaim at gmail.com
Sat Nov 24 00:38:45 UTC 2018

To reproduce:

git clone https://github.com/Klaim/build2-debug-myapp.git
bdep init -C ../build-myapp
bdep sync plf-colony/5.0.2


Assertion failed: !user_selection () || (keep_out == p.keep_out &&
config_vars == p.config_vars), file
line 409
error: process bpkg terminated abnormally: stack buffer overrun


> b --version
build2 0.9.0-a.0.e4c4d8d65ea6
libbutl 0.9.0-a.0.47e147c212dd
host x86_64-microsoft-win32-msvc14.1
Copyright (c) 2014-2018 Code Synthesis Ltd
This is free software released under the MIT license.

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