In C++20 aggregate initialization on classes with user-declared constructor is not
available, while in C++11-C++17 it was available if they were defaulted or deleted.

diff --git a/include/swift/Driver/Compilation.h b/include/swift/Driver/Compilation.h
index ee76f92e0de..bd987157593 100644
--- a/include/swift/Driver/Compilation.h
+++ b/include/swift/Driver/Compilation.h
@@ -89,6 +89,9 @@ public:
     /// This data is used for cross-module module dependencies.
     fine_grained_dependencies::ModuleDepGraph depGraph;

+    Result(bool hadAbnormalExit = false, int exitCode = 0, fine_grained_dependencies::ModuleDepGraph depGraph = {})
+        : hadAbnormalExit{hadAbnormalExit}, exitCode{exitCode}, depGraph{std::move(depGraph)} {}
+
     Result(const Result &) = delete;
     Result &operator=(const Result &) = delete;