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Use Span<T>.Fill implementation for Array.Fill #52590

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merged 16 commits into from
Jun 30, 2021
Merged

Use Span<T>.Fill implementation for Array.Fill #52590

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bb1d2ee
Optimise `Array.Fill` implementation
xtqqczze May 11, 2021
d6577fc
Use `Array.Fill` rather then calling `AsSpan().Fill`
xtqqczze May 11, 2021
41d5b9a
Fix unecessary sign extension
xtqqczze May 11, 2021
a851f05
Optimise argument validation with `uint`
xtqqczze May 11, 2021
f261e92
Add array variance checks
xtqqczze May 12, 2021
07dd088
Use `Span(T[]? array)` ctor
xtqqczze May 13, 2021
a2cf547
Add casting tests
xtqqczze May 13, 2021
f6fee90
fixup! 07dd088911a
xtqqczze Jun 18, 2021
8c90687
Add additional tests
xtqqczze Jun 18, 2021
5168dab
remove try/catch
xtqqczze Jun 18, 2021
535878e
remove `Enumerable.Repeat`
xtqqczze Jun 19, 2021
80b950b
separate tests
xtqqczze Jun 19, 2021
c48c69c
Fix CS1503
xtqqczze Jun 22, 2021
f2cfecd
Revert "Fix CS1503"
xtqqczze Jun 24, 2021
c718716
Fix `Assert.Equal`
xtqqczze Jun 24, 2021
015e50f
Implement `IEquatable<Bar>`
xtqqczze Jun 24, 2021
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fixup! 07dd088
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@xtqqczze
xtqqczze committed Jun 18, 2021
commit f6fee90d5ec13391762284ffa61428fb1f7645f6
3 changes: 1 addition & 2 deletions src/libraries/System.Private.CoreLib/src/System/Array.cs
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Original file line number Diff line number Diff line change
Expand Up @@ -825,8 +825,7 @@ public static void Fill<T>(T[] array, T value, int startIndex, int count)
else
{
ref T first = ref Unsafe.Add(ref MemoryMarshal.GetArrayDataReference(array), (nint)(uint)startIndex);
var span = new Span<T>(ref first, count);
span.Fill(value);
new Span<T>(ref first, count).Fill(value);
}
}

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