msvcp140: Import __ExceptionPtrRethrow implementation.

dlls/msvcp140/msvcp140.spec

@@ -1703,8 +1703,8 @@
 @ cdecl -arch=win64 ?__ExceptionPtrCurrentException@@YAXPEAX@Z(ptr) msvcr120.?__ExceptionPtrCurrentException@@YAXPEAX@Z
 @ cdecl -arch=win32 ?__ExceptionPtrDestroy@@YAXPAX@Z(ptr) __ExceptionPtrDestroy
 @ cdecl -arch=win64 ?__ExceptionPtrDestroy@@YAXPEAX@Z(ptr) __ExceptionPtrDestroy
-@ cdecl -arch=win32 ?__ExceptionPtrRethrow@@YAXPBX@Z(ptr) msvcr120.?__ExceptionPtrRethrow@@YAXPBX@Z
-@ cdecl -arch=win64 ?__ExceptionPtrRethrow@@YAXPEBX@Z(ptr) msvcr120.?__ExceptionPtrRethrow@@YAXPEBX@Z
+@ cdecl -arch=win32 ?__ExceptionPtrRethrow@@YAXPBX@Z(ptr) __ExceptionPtrRethrow
+@ cdecl -arch=win64 ?__ExceptionPtrRethrow@@YAXPEBX@Z(ptr) __ExceptionPtrRethrow
 @ stub -arch=win32 ?__ExceptionPtrSwap@@YAXPAX0@Z
 @ stub -arch=win64 ?__ExceptionPtrSwap@@YAXPEAX0@Z
 @ cdecl -arch=win32 ?__ExceptionPtrToBool@@YA_NPBX@Z(ptr) msvcr120.?__ExceptionPtrToBool@@YA_NPBX@Z

dlls/msvcp90/exception.c

@@ -1044,6 +1044,29 @@ void __cdecl __ExceptionPtrAssign(exception_ptr *ep, const exception_ptr *assign
     if (ep->ref)
         InterlockedIncrement(ep->ref);
 }
+
+/*********************************************************************
+ * ?__ExceptionPtrRethrow@@YAXPBX@Z
+ * ?__ExceptionPtrRethrow@@YAXPEBX@Z
+ */
+void __cdecl __ExceptionPtrRethrow(const exception_ptr *ep)
+{
+    TRACE("(%p)\n", ep);
+
+    if (!ep->rec)
+    {
+        static const char *exception_msg = "bad exception";
+        exception e;
+
+        MSVCP_exception_ctor(&e, &exception_msg);
+        _CxxThrowException(&e, &exception_cxx_type);
+        return;
+    }
+
+    RaiseException(ep->rec->ExceptionCode, ep->rec->ExceptionFlags & (~EH_UNWINDING),
+            ep->rec->NumberParameters, ep->rec->ExceptionInformation);
+}
+
 #endif
 
 #if _MSVCP_VER >= 70 || defined(_MSVCIRT)