diff --git a/clang/lib/Driver/Driver.cpp b/clang/lib/Driver/Driver.cpp
index 030b9c6..04090f5 100644
--- a/clang/lib/Driver/Driver.cpp
+++ b/clang/lib/Driver/Driver.cpp
@@ -3224,6 +3224,12 @@
   InputInfoList OffloadDependencesInputInfo;
   bool BuildingForOffloadDevice = TargetDeviceOffloadKind != Action::OFK_None;
   if (const OffloadAction *OA = dyn_cast<OffloadAction>(A)) {
+    // The 'Darwin' toolchain is initialized only when its arguments are
+    // computed. Get the default arguments for OFK_None to ensure that
+    // initialization is performed before processing the offload action.
+    // FIXME: Remove when darwin's toolchain is initialized during construction.
+    C.getArgsForToolChain(TC, BoundArch, Action::OFK_None);
+
     // The offload action is expected to be used in four different situations.
     //
     // a) Set a toolchain/architecture/kind for a host action: