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std.algorithm.iteration: Add test for issue 17264

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Fixes Issue 17264 - [REG2.073] uniq fails with const elements
This commit is contained in:
Vladimir Panteleev 2017-05-10 22:23:02 +00:00
parent 1e61c5cb6e
commit 113502af74
1 changed files with 8 additions and 0 deletions
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8
std/algorithm/iteration.d
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@ -5047,6 +5047,14 @@ private struct UniqResult(alias pred, Range)
}
}
@safe unittest // https://issues.dlang.org/show_bug.cgi?id=17264
{
import std.algorithm.comparison : equal;
const(int)[] var = [0, 1, 1, 2];
assert(var.uniq.equal([0, 1, 2]));
}
/**
Lazily computes all _permutations of $(D r) using $(HTTP
en.wikipedia.org/wiki/Heap%27s_algorithm, Heap's algorithm).