Update Enum.EnumInfo

xtqqczze · xtqqczze · commit f488388d6cd0 · 2024-10-24T14:58:21.000+01:00
diff --git a/src/libraries/System.Private.CoreLib/src/System/Enum.EnumInfo.cs b/src/libraries/System.Private.CoreLib/src/System/Enum.EnumInfo.cs
@@ -3,6 +3,7 @@
 
 using System.Diagnostics;
 using System.Numerics;
+using System.Runtime.CompilerServices;
 using System.Runtime.InteropServices;
 
 namespace System
@@ -36,7 +37,7 @@ public EnumInfo(bool hasFlagsAttribute, TStorage[] values, string[] names)
             public unsafe TResult[] CloneValues<TResult>() where TResult : struct
             {
                 Debug.Assert(sizeof(TStorage) == sizeof(TResult));
-                return MemoryMarshal.Cast<TStorage, TResult>(Values).ToArray();
+                return Unsafe.BitCast<ReadOnlySpan<TStorage>, ReadOnlySpan<TResult>>(Values).ToArray();
             }
         }
     }

Original file line number	Diff line number	Diff line change
`@@ -3,6 +3,7 @@`
`3`	`3`
`4`	`4`	`using System.Diagnostics;`
`5`	`5`	`using System.Numerics;`
	`6`	`+using System.Runtime.CompilerServices;`
`6`	`7`	`using System.Runtime.InteropServices;`
`7`	`8`
`8`	`9`	`namespace System`
`@@ -36,7 +37,7 @@ public EnumInfo(bool hasFlagsAttribute, TStorage[] values, string[] names)`
`36`	`37`	`public unsafe TResult[] CloneValues<TResult>() where TResult : struct`
`37`	`38`	`{`
`38`	`39`	`Debug.Assert(sizeof(TStorage) == sizeof(TResult));`
`39`		`- return MemoryMarshal.Cast<TStorage, TResult>(Values).ToArray();`
	`40`	`+ return Unsafe.BitCast<ReadOnlySpan<TStorage>, ReadOnlySpan<TResult>>(Values).ToArray();`
`40`	`41`	`}`
`41`	`42`	`}`
`42`	`43`	`}`