1 files changed, 3 insertions, 1 deletions
diff --git a/build.cmd b/build.cmd
index 781ed9fbcf..41ff53d8e5 100644
--- a/build.cmd
+++ b/build.cmd
@@ -332,9 +332,11 @@ REM NumberOfCores is an WMI property providing number of physical cores on machi
 REM processor(s). It is used to set optimal level of CL parallelism during native build step
 if not defined NumberOfCores (
     REM Determine number of physical processor cores available on machine
+    set TotalNumberOfCores=0
     for /f "tokens=*" %%I in (
         'wmic cpu get NumberOfCores /value ^| find "=" 2^>NUL'
-    ) do set %%I
+    ) do set %%I & set /a TotalNumberOfCores=TotalNumberOfCores+NumberOfCores
+    set NumberOfCores=!TotalNumberOfCores!
 )
 echo %__MsgPrefix%Number of processor cores %NumberOfCores%