Fix Issue 20151 - particular directory layout causes DMD to crash

[BorisCarvajal]

Similar to issue 17991 but the foreach runs more than 1 time.
Moved the workaround to where it should be;

[dlang-bot]

Thanks for your pull request and interest in making D better, @BorisCarvajal! We are looking forward to reviewing it, and you should be hearing from a maintainer soon.
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Bugzilla references

Auto-close	Bugzilla	Severity	Description
✓	20151	major	particular directory layout causes DMD to crash with an access violation

Testing this PR locally

If you don't have a local development environment setup, you can use Digger to test this PR:

dub fetch digger
dub run digger -- build "stable + dmd#10675"

[thewilsonator]

Tests?

[BorisCarvajal]

I forgot to say the code is covered by the test case that comes from issue 17991.

[Geod24]

I forgot to say the code is covered by the test case that comes from issue 17991.

No it's not, otherwise the testsuite wouldn't have been passing.

[thewilsonator]

We have some network issues going on you'll need to force push to restart the doc tester at some point.