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Remove unused ToUpperInvariantMode methods #123852

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Merged
stephentoub merged 2 commits into from
Feb 1, 2026
Merged

Remove unused ToUpperInvariantMode methods #123852

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37e75b5
Initial plan
Copilot Feb 1, 2026
6ce27e1
Remove unused ToUpperInvariantMode methods from OrdinalCasing.Icu.cs
Copilot Feb 1, 2026
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11 changes: 0 additions & 11 deletions src/libraries/System.Private.CoreLib/src/System/Globalization/OrdinalCasing.Icu.cs
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Original file line number Diff line number Diff line change
Expand Up @@ -142,17 +142,6 @@ internal static char ToUpper(char c)
return (char)casingTable[((int)c) & 0xFF];
}

[MethodImpl(MethodImplOptions.AggressiveInlining)]
internal static char ToUpperInvariantMode(char c) => c <= '\u00FF' ? (char)s_basicLatin[(int)c] : c;

public static void ToUpperInvariantMode(this ReadOnlySpan<char> source, Span<char> destination)
{
for (int i = 0; i < source.Length; i++)
{
destination[i] = ToUpperInvariantMode(source[i]);
}
}

internal static void ToUpperOrdinal(ReadOnlySpan<char> source, Span<char> destination)
{
Debug.Assert(!GlobalizationMode.Invariant);
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