DIfferent Directory Separator for linux (#16936)

diff --git a/src/mscorlib/shared/System/IO/PathInternal.cs b/src/mscorlib/shared/System/IO/PathInternal.cs
index c5cce00b8fd35c8fa755f4e9b4849569b25ff110..00a709213fdeef49785d6b2f39e03d0ca24a1f42 100644 (file)
--- a/src/mscorlib/shared/System/IO/PathInternal.cs
+++ b/src/mscorlib/shared/System/IO/PathInternal.cs
@@ -123,7 +123,7 @@ namespace System.IO
             // We treat "\.." , "\." and "\\" as a relative segment. We want to collapse the first separator past the root presuming
             // the root actually ends in a separator. Otherwise the first segment for RemoveRelativeSegments
             // in cases like "\\?\C:\.\" and "\\?\C:\..\", the first segment after the root will be ".\" and "..\" which is not considered as a relative segment and hence not be removed.
-            if (path[skip - 1] == '\\')
+            if (PathInternal.IsDirectorySeparator(path[skip - 1]))
                 skip--;
 
             Span<char> initialBuffer = stackalloc char[260 /* PathInternal.MaxShortPath */];