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-rw-r--r--src/bootstrap/dist.rs2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/bootstrap/dist.rs b/src/bootstrap/dist.rs
index 679f017c770..3d03a056c15 100644
--- a/src/bootstrap/dist.rs
+++ b/src/bootstrap/dist.rs
@@ -1873,7 +1873,7 @@ fn maybe_install_llvm(builder: &Builder<'_>, target: TargetSelection, dst_libdir
         let mut cmd = Command::new(llvm_config);
         cmd.arg("--libfiles");
         builder.verbose(&format!("running {:?}", cmd));
-        let files = output(&mut cmd);
+        let files = if builder.config.dry_run { "".into() } else { output(&mut cmd) };
         let build_llvm_out = &builder.llvm_out(builder.config.build);
         let target_llvm_out = &builder.llvm_out(target);
         for file in files.trim_end().split(' ') {