From 1d43f251dfd91de276966fe74452282b95a7aae2 Mon Sep 17 00:00:00 2001
From: Tom Tromey <tom@tromey.com>
Date: Fri, 27 Jul 2018 08:46:01 -0600
Subject: [PATCH] Handle the dry_run case in the lldb dist step

---
 src/bootstrap/dist.rs | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/src/bootstrap/dist.rs b/src/bootstrap/dist.rs
index c1ce0a6d3e327..cff03e610e2a2 100644
--- a/src/bootstrap/dist.rs
+++ b/src/bootstrap/dist.rs
@@ -1992,9 +1992,10 @@ impl Step for Lldb {
     fn run(self, builder: &Builder) -> Option<PathBuf> {
         let target = self.target;
 
-        // Do nothing if lldb was not built.  This is difficult to
-        // determine in should_run because the target is not available
-        // at that point.
+        if builder.config.dry_run {
+            return None;
+        }
+
         let bindir = builder
             .llvm_out(target)
             .join("bin");