error handling

Author: compnerd

utils/build-windows-toolchain.bat

@@ -81,10 +81,7 @@ powershell.exe -ExecutionPolicy RemoteSigned -File %~dp0build.ps1 ^
   -BuildType %CMAKE_BUILD_TYPE% ^
   %SkipPackagingArg% ^
   %TestArg% ^
-  -Stage %StagePath%
-
-:: Fail if powershell.exe exited with error code 1 or above (failure)
-if ErrorLevel 1 exit /b 1
+  -Stage %StagePath% || (exit /b)
 
 :: Clean up the module cache
 rd /s /q %LocalAppData%\clang\ModuleCache