Update built-in help for --extern.

rust-lang · Nov 7, 2019 · 4bf411e · 4bf411e
1 parent e0058ce
commit 4bf411e
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Showing 2 changed files with 2 additions and 2 deletions.
diff --git a/src/librustc/session/config.rs b/src/librustc/session/config.rs
@@ -1800,7 +1800,7 @@ pub fn rustc_optgroups() -> Vec<RustcOptGroup> {
             "",
             "extern",
             "Specify where an external rust library is located",
-            "NAME=PATH",
+            "NAME[=PATH]",
         ),
         opt::multi_s(
             "",

diff --git a/src/librustdoc/lib.rs b/src/librustdoc/lib.rs
@@ -140,7 +140,7 @@ fn opts() -> Vec<RustcOptGroup> {
         }),
         stable("cfg", |o| o.optmulti("", "cfg", "pass a --cfg to rustc", "")),
         stable("extern", |o| {
-            o.optmulti("", "extern", "pass an --extern to rustc", "NAME=PATH")
+            o.optmulti("", "extern", "pass an --extern to rustc", "NAME[=PATH]")
         }),
         unstable("extern-html-root-url", |o| {
             o.optmulti("", "extern-html-root-url",