From 33b5ec3d4de28a1e21a96de7b69e10da713c2b07 Mon Sep 17 00:00:00 2001
From: Mark Simulacrum <mark.simulacrum@gmail.com>
Date: Sun, 24 Sep 2017 08:50:27 -0600
Subject: [PATCH] Allow rustdoc to get compiled with debuginfo

---
 src/bootstrap/tool.rs | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/src/bootstrap/tool.rs b/src/bootstrap/tool.rs
index db794f6d6c72c..e07ffea2a2ee2 100644
--- a/src/bootstrap/tool.rs
+++ b/src/bootstrap/tool.rs
@@ -304,6 +304,11 @@ impl Step for Rustdoc {
                                            target,
                                            "build",
                                            "src/tools/rustdoc");
+
+        // Most tools don't get debuginfo, but rustdoc should.
+        cargo.env("RUSTC_DEBUGINFO", builder.config.rust_debuginfo.to_string())
+             .env("RUSTC_DEBUGINFO_LINES", builder.config.rust_debuginfo_lines.to_string());
+
         build.run(&mut cargo);
         // Cargo adds a number of paths to the dylib search path on windows, which results in
         // the wrong rustdoc being executed. To avoid the conflicting rustdocs, we name the "tool"