Fix build failure on windows (NFC)

C:\buildbot\mlir-x64-windows-ninja\llvm-project\llvm\lib\Object\MachOUniversalWriter.cpp(352) : error C2220: the following warning is treated as an error C:\buildbot\mlir-x64-windows-ninja\llvm-project\llvm\lib\Object\MachOUniversalWriter.cpp(352) : warning C4715: 'llvm::object::writeUniversalBinaryToStream': not all control paths return a value
llvm · Oct 1, 2023 · b225f2d · b225f2d
1 parent dc1a2cb
commit b225f2d
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/llvm/lib/Object/MachOUniversalWriter.cpp b/llvm/lib/Object/MachOUniversalWriter.cpp
@@ -349,6 +349,8 @@ Error object::writeUniversalBinaryToStream(ArrayRef<Slice> Slices,
     return writeUniversalArchsToStream<MachO::fat_arch>(FatHeader, Slices, Out);
     break;
   }
+
+  llvm_unreachable("Invalid fat header type");
 }
 
 Error object::writeUniversalBinary(ArrayRef<Slice> Slices,