Update help message and add regression test

rust-lang · Jan 12, 2021 · 0401a99 · 0401a99
1 parent b18a426
commit 0401a99
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Showing 2 changed files with 8 additions and 6 deletions.
diff --git a/src/librustdoc/lib.rs b/src/librustdoc/lib.rs
@@ -412,12 +412,7 @@ fn opts() -> Vec<RustcOptGroup> {
             )
         }),
         unstable("test-builder", |o| {
-            o.optopt(
-                "",
-                "test-builder",
-                "specifies the rustc-like binary to use as the test builder",
-                "PATH",
-            )
+            o.optopt("", "test-builder", "The rustc-like binary to use as the test builder", "PATH")
         }),
         unstable("check", |o| o.optflag("", "check", "Run rustdoc checks")),
     ]

diff --git a/src/test/rustdoc/issue-80893.rs b/src/test/rustdoc/issue-80893.rs
@@ -0,0 +1,7 @@
+// compile-flags: --test -Z unstable-options --test-builder true --runtool true
+
+/// ```
+/// This does not compile, but specifying a custom --test-builder should let this pass anyway
+/// `true` does not generate an output file to run, so we also specify it as a runtool
+/// ```
+pub struct Foo;