Corruption of shared data with multiple threads

[Johan Engelen via digitalmars-d-ldc]

On Sunday, 29 March 2015 at 18:03:52 UTC, David Nadlinger wrote:
> Oh, I forgot to ask: Did you look into making use of LLVM's 
> profiling data framework instead? We would likely get better 
> performance this way, and might be able profit of all the 
> tooling built around LLVM's coverage support down the road.

I did not look at LLVM's profiling framework at all.
I wanted to copy DMD's coverage analysis, as indeed it seemed a 
straightforward simple task. It is nice to work on to get to know 
LLVM and LDC. :)

I hope someone can testdrive it on non-Windows, and give me some 
feedback.