Linking C & extern(C) on OS X: duplicate symbols not flagged

["Luís]

On Wednesday, 4 September 2013 at 12:41:52 UTC, Luís Marques 
wrote:
> I posted it here hoping Walter might comment on this. Maybe he 
> had a good reason to choose a different section. I'll wait a 
> while, and if no feedback is given ("it really has to be a 
> different section because X, Y, Z"), I'll post a bug report.

Since Walter did not comment on this, I posted a bug: 
http://d.puremagic.com/issues/show_bug.cgi?id=11199

I didn't see DMD v2.063.2 in the list of DMD versions, so I chose 
D2 in the bug report.