Remove Span(T[], int) ctor (#13575)

* Remove Span(T[], int) ctor - from issue #23471
dotnet · Aug 25, 2017 · 5371352 · 5371352
1 parent 57e55e3
commit 5371352
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diff --git a/src/mscorlib/shared/System/ReadOnlySpan.cs b/src/mscorlib/shared/System/ReadOnlySpan.cs
@@ -42,29 +42,6 @@ public ReadOnlySpan(T[] array)
             _length = array.Length;
         }
 
-        /// <summary>
-        /// Creates a new read-only span over the portion of the target array beginning
-        /// at 'start' index and covering the remainder of the array.
-        /// </summary>
-        /// <param name="array">The target array.</param>
-        /// <param name="start">The index at which to begin the read-only span.</param>
-        /// <exception cref="System.ArgumentNullException">Thrown when <paramref name="array"/> is a null
-        /// reference (Nothing in Visual Basic).</exception>
-        /// <exception cref="System.ArgumentOutOfRangeException">
-        /// Thrown when the specified <paramref name="start"/> is not in the range (&lt;0 or &gt;=Length).
-        /// </exception>
-        [MethodImpl(MethodImplOptions.AggressiveInlining)]
-        public ReadOnlySpan(T[] array, int start)
-        {
-            if (array == null)
-                ThrowHelper.ThrowArgumentNullException(ExceptionArgument.array);
-            if ((uint)start > (uint)array.Length)
-                ThrowHelper.ThrowArgumentOutOfRangeException();
-
-            _pointer = new ByReference<T>(ref Unsafe.Add(ref Unsafe.As<byte, T>(ref array.GetRawSzArrayData()), start));
-            _length = array.Length - start;
-        }
-
         /// <summary>
         /// Creates a new read-only span over the portion of the target array beginning
         /// at 'start' index and ending at 'end' index (exclusive).

diff --git a/src/mscorlib/shared/System/Span.cs b/src/mscorlib/shared/System/Span.cs
@@ -52,32 +52,6 @@ public Span(T[] array)
             _length = array.Length;
         }
 
-        /// <summary>
-        /// Creates a new span over the portion of the target array beginning
-        /// at 'start' index and covering the remainder of the array.
-        /// </summary>
-        /// <param name="array">The target array.</param>
-        /// <param name="start">The index at which to begin the span.</param>
-        /// <exception cref="System.ArgumentNullException">Thrown when <paramref name="array"/> is a null
-        /// reference (Nothing in Visual Basic).</exception>
-        /// <exception cref="System.ArrayTypeMismatchException">Thrown when <paramref name="array"/> is covariant and array's type is not exactly T[].</exception>
-        /// <exception cref="System.ArgumentOutOfRangeException">
-        /// Thrown when the specified <paramref name="start"/> is not in the range (&lt;0 or &gt;=Length).
-        /// </exception>
-        [MethodImpl(MethodImplOptions.AggressiveInlining)]
-        public Span(T[] array, int start)
-        {
-            if (array == null)
-                ThrowHelper.ThrowArgumentNullException(ExceptionArgument.array);
-            if (default(T) == null && array.GetType() != typeof(T[]))
-                ThrowHelper.ThrowArrayTypeMismatchException();
-            if ((uint)start > (uint)array.Length)
-                ThrowHelper.ThrowArgumentOutOfRangeException();
-
-            _pointer = new ByReference<T>(ref Unsafe.Add(ref Unsafe.As<byte, T>(ref array.GetRawSzArrayData()), start));
-            _length = array.Length - start;
-        }
-
         /// <summary>
         /// Creates a new span over the portion of the target array beginning
         /// at 'start' index and ending at 'end' index (exclusive).