Index: clang/lib/AST/ASTContext.cpp
===================================================================
--- clang/lib/AST/ASTContext.cpp
+++ clang/lib/AST/ASTContext.cpp
@@ -11010,6 +11010,8 @@
     return SatFractTy;
   case BuiltinType::SatULongFract:
     return SatLongFractTy;
+  case BuiltinType::Bool:
+    return BoolTy;
   default:
     assert(
         (T->hasSignedIntegerRepresentation() || T->isSignedFixedPointType()) &&