Index: rostests/apitests/kernel32/CMakeLists.txt
===================================================================
--- rostests/apitests/kernel32/CMakeLists.txt	(revision 74687)
+++ rostests/apitests/kernel32/CMakeLists.txt	(working copy)
@@ -3,6 +3,7 @@
 
 list(APPEND SOURCE
     Console.c
+    CreateProcess.c
     DefaultActCtx.c
     DeviceIoControl.c
     dosdev.c
Index: rostests/apitests/kernel32/CreateProcess.c
===================================================================
--- rostests/apitests/kernel32/CreateProcess.c	(nonexistent)
+++ rostests/apitests/kernel32/CreateProcess.c	(working copy)
@@ -0,0 +1,34 @@
+/*
+ * PROJECT:         ReactOS api tests
+ * LICENSE:         GPLv2+ - See COPYING in the top level directory
+ * PURPOSE:         Test spoiling of StaticUnicodeString by CreateProcessA
+ * PROGRAMMERS:     Mark Jansen
+ */
+
+#include <apitest.h>
+#include <ndk/rtltypes.h>
+#include <ndk/rtlfuncs.h>
+
+
+START_TEST(CreateProcess)
+{
+    PUNICODE_STRING StaticString;
+    UNICODE_STRING CompareString;
+    BOOL Process;
+    STARTUPINFO si = {0};
+    PROCESS_INFORMATION pi = {0};
+    LONG Result;
+
+    StaticString = &NtCurrentTeb()->StaticUnicodeString;
+    RtlInitUnicodeString(&CompareString, L"--sentinel--");
+    RtlCopyUnicodeString(StaticString, &CompareString);
+
+    si.cb = sizeof(si);
+    Process = CreateProcessA("ApplicationName", "CommandLine", NULL, NULL, FALSE, 0, NULL, "CurrentDir", &si, &pi);
+    ok_int(Process, 0);
+
+    Result = RtlCompareUnicodeString(StaticString, &CompareString, TRUE);
+    ok(!Result, "Expected %s to equal %s\n",
+       wine_dbgstr_wn(StaticString->Buffer, StaticString->Length / sizeof(WCHAR)),
+       wine_dbgstr_wn(CompareString.Buffer, CompareString.Length / sizeof(WCHAR)));
+}
Index: rostests/apitests/kernel32/testlist.c
===================================================================
--- rostests/apitests/kernel32/testlist.c	(revision 74687)
+++ rostests/apitests/kernel32/testlist.c	(working copy)
@@ -4,6 +4,7 @@
 #include <apitest.h>
 
 extern void func_Console(void);
+extern void func_CreateProcess(void);
 extern void func_DefaultActCtx(void);
 extern void func_DeviceIoControl(void);
 extern void func_dosdev(void);
@@ -30,6 +31,7 @@
 const struct test winetest_testlist[] =
 {
     { "ConsoleCP",                   func_Console },
+    { "CreateProcess",               func_CreateProcess },
     { "DefaultActCtx",               func_DefaultActCtx },
     { "DeviceIoControl",             func_DeviceIoControl },
     { "dosdev",                      func_dosdev },