[examples] Fix Kaleidoscope for Windows

This fixes "Resolving symbol with incorrect flags" errors when running the
Kaleidoscope tutorials on Windows.

Reviewed By: lhames

Differential Revision: https://reviews.llvm.org/D108348

llvm/examples/Kaleidoscope/include/KaleidoscopeJIT.h

@@ -54,6 +54,10 @@ public:
     MainJD.addGenerator(
         cantFail(DynamicLibrarySearchGenerator::GetForCurrentProcess(
             DL.getGlobalPrefix())));
+    if (JTMB.getTargetTriple().isOSBinFormatCOFF()) {
+      ObjectLayer.setOverrideObjectFlagsWithResponsibilityFlags(true);
+      ObjectLayer.setAutoClaimResponsibilityForObjectSymbols(true);
+    }
   }
 
   ~KaleidoscopeJIT() {