Fix R2R workaround for Diasymreader (#11116)

diff --git a/src/vm/compile.cpp b/src/vm/compile.cpp
index 09925cd..9161585 100644 (file)
--- a/src/vm/compile.cpp
+++ b/src/vm/compile.cpp
@@ -3140,8 +3140,8 @@ HRESULT NGenModulePdbWriter::WritePDBData()
        SString dllPath = pLoadedLayout->GetPath();
        if (!dllPath.EndsWithCaseInsensitive(L".ni.dll") && !dllPath.EndsWithCaseInsensitive(L".ni.exe"))
        {
-               SString::Iterator fileNameStart = dllPath.Begin();
-               dllPath.FindBack(fileNameStart, '\\');
+               SString::Iterator fileNameStart = dllPath.End();
+               dllPath.FindBack(fileNameStart, DIRECTORY_SEPARATOR_STR_W);
 
                SString::Iterator ext = dllPath.End();
                dllPath.FindBack(ext, '.');