Merge pull request #12475 from smeenai/noreturn

Author: swift-ci

include/swift/Serialization/ModuleFile.h

@@ -434,7 +434,7 @@ class ModuleFile
 
   /// Emits one last diagnostic, logs the error, and then aborts for the stack
   /// trace.
-  void fatal(llvm::Error error) LLVM_ATTRIBUTE_NORETURN;
+  LLVM_ATTRIBUTE_NORETURN void fatal(llvm::Error error);
 
   ASTContext &getContext() const {
     assert(FileContext && "no associated context yet");