Workaround for a bug in latest MSVC (#120282)

Author: jkotas

src/coreclr/debug/daccess/dacdbiimpl.cpp

@@ -935,6 +935,11 @@ void DacDbiInterfaceImpl::GetSequencePoints(MethodDesc *     pMethodDesc,
 // Function Data
 //- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
 
+// Workaround for https://developercommunity.visualstudio.com/t/C-compiling-hangs-building-checked-bui/10974056 . Delete
+// once MSVC compiler with a fix is released.
+#ifdef _MSC_VER
+#pragma optimize("", off)
+#endif
 
 // GetILCodeAndSig returns the function's ILCode and SigToken given
 // a module and a token. The info will come from a MethodDesc, if
@@ -996,6 +1001,10 @@ void DacDbiInterfaceImpl::GetILCodeAndSig(VMPTR_DomainAssembly vmDomainAssembly,
 
 } // GetILCodeAndSig
 
+#ifdef _MSC_VER
+#pragma optimize("", on)
+#endif
+
 //---------------------------------------------------------------------------------------
 //
 // This is just a worker function for GetILCodeAndSig.  It returns the function's ILCode and SigToken