From fced2744d38bbbcdbc4b780f020b3bfef0abd11f Mon Sep 17 00:00:00 2001
From: Simon Pilgrim <llvm-dev@redking.me.uk>
Date: Thu, 13 Jan 2022 17:43:58 +0000
Subject: [PATCH] Fix MSVC "not all control paths return a value" warnings.
 NFC.

---
 llvm/lib/TextAPI/Platform.cpp | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/llvm/lib/TextAPI/Platform.cpp b/llvm/lib/TextAPI/Platform.cpp
index 728c45cfaa1a..c3c74252301e 100644
--- a/llvm/lib/TextAPI/Platform.cpp
+++ b/llvm/lib/TextAPI/Platform.cpp
@@ -85,6 +85,7 @@ StringRef getPlatformName(PlatformType Platform) {
   case PLATFORM_DRIVERKIT:
     return "DriverKit";
   }
+  llvm_unreachable("Unknown llvm::MachO::PlatformType enum");
 }
 
 PlatformType getPlatformFromName(StringRef Name) {
@@ -128,6 +129,7 @@ std::string getOSAndEnvironmentName(PlatformType Platform,
   case PLATFORM_DRIVERKIT:
     return "driverkit" + Version;
   }
+  llvm_unreachable("Unknown llvm::MachO::PlatformType enum");
 }
 
 } // end namespace MachO.