1 files changed, 2 insertions, 0 deletions
diff --git a/src/librustc_interface/util.rs b/src/librustc_interface/util.rs
index a74ea4bca39..c02e5b9ae28 100644
--- a/src/librustc_interface/util.rs
+++ b/src/librustc_interface/util.rs
@@ -36,6 +36,7 @@ use syntax::util::lev_distance::find_best_match_for_name;
 use syntax::source_map::{FileLoader, RealFileLoader, SourceMap};
 use syntax::symbol::{Symbol, sym};
 use syntax::{self, ast, attr};
+use syntax_expand::config::process_configure_mod;
 use syntax_pos::edition::Edition;
 #[cfg(not(parallel_compiler))]
 use std::{thread, panic};
@@ -103,6 +104,7 @@ pub fn create_session(
         source_map.clone(),
         diagnostic_output,
         lint_caps,
+        process_configure_mod,
     );
 
     let codegen_backend = get_codegen_backend(&sess);