message: LLVM API update
diff: @@ -295,7 +295,7 @@ llvm::AllocaInst* EmitAllocaAtFunctionEntryWithCount(llvm::Type* type,
  llvm::AllocaInst* alloca =
  b->CreateAlloca(type, element_count, AsStringRef(name));
  if (alignment != 0) {
  - alloca->setAlignment(alignment);
  + alloca->setAlignment(llvm::MaybeAlign(alignment));
  }
  return alloca;
  }
  