[llvm] [clang] [clang][MBD] set up module build daemon infrastructure (PR #67562)

[Jan Svoboda via llvm-commits]

================
@@ -383,6 +383,9 @@ class FrontendOptions {
   LLVM_PREFERRED_TYPE(bool)
   unsigned ModulesShareFileManager : 1;
 
+  /// Connect to module build daemon
+  unsigned ModuleBuildDaemon : 1;
----------------
jansvoboda11 wrote:

Mark this with `LLVM_PREFERRED_TYPE(bool)`, like the other bool-like bitfield in this class.

https://github.com/llvm/llvm-project/pull/67562