//
// FIXME(#34960)
let cfg_llvm_root = option_env!("CFG_LLVM_ROOT").unwrap_or("");
- let custom_llvm_used = cfg_llvm_root.trim() != "";
+ let custom_llvm_used = !cfg_llvm_root.trim().is_empty();
if !custom_llvm_used && target_data_layout != llvm_data_layout {
bug!(