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-rw-r--r--src/librustdoc/config.rs6
1 files changed, 4 insertions, 2 deletions
diff --git a/src/librustdoc/config.rs b/src/librustdoc/config.rs
index cee3dcb416f..1ff2c8191e5 100644
--- a/src/librustdoc/config.rs
+++ b/src/librustdoc/config.rs
@@ -10,7 +10,9 @@ use rustc_session::config::{
     self, parse_crate_types_from_list, parse_externs, parse_target_triple, CrateType,
 };
 use rustc_session::config::{get_cmd_lint_options, nightly_options};
-use rustc_session::config::{CodegenOptions, DebuggingOptions, ErrorOutputType, Externs};
+use rustc_session::config::{
+    CodegenOptions, DebuggingOptions, ErrorOutputType, Externs, JsonUnusedExterns,
+};
 use rustc_session::getopts;
 use rustc_session::lint::Level;
 use rustc_session::search_paths::SearchPath;
@@ -147,7 +149,7 @@ crate struct Options {
     /// documentation.
     crate run_check: bool,
     /// Whether doctests should emit unused externs
-    crate json_unused_externs: bool,
+    crate json_unused_externs: JsonUnusedExterns,
     /// Whether to skip capturing stdout and stderr of tests.
     crate nocapture: bool,