Compiling with -profile=gc makes program crash - why?

[Ivan Kazmenko via Digitalmars-d]

On Thursday, 21 April 2016 at 09:23:26 UTC, tcak wrote:

>> I'm trying to use DMD option "-profile=gc".

> You are using "spawn". So it is a multithreaded program. 
> -profile=gc doesn't work with multithreadd programs. Always 
> creates problems.

Humm, when I searched whether it should work, I only found a 
reassuring post by Walter[1] almost a year ago.  The issue 
tracker does not seem to contain an entry either.  Perhaps I 
should create one, then.

[1] http://forum.dlang.org/post/mia2kf$djb$1@digitalmars.com