add MIR crate and link it into the driver

2 files changed, 5 insertions, 0 deletions

diff --git a/src/librustc_driver/driver.rs b/src/librustc_driver/driver.rs
index dad20e0a24f..f3038624ac1 100644
--- a/src/librustc_driver/driver.rs
+++ b/src/librustc_driver/driver.rs
@@ -10,6 +10,7 @@
 
 use rustc::front;
 use rustc::front::map as hir_map;
+use rustc_mir as mir;
 use rustc::session::Session;
 use rustc::session::config::{self, Input, OutputFilenames};
 use rustc::session::search_paths::PathKind;
@@ -706,6 +707,9 @@ pub fn phase_3_run_analysis_passes<'tcx, F, R>(sess: Session,
         // passes are timed inside typeck
         typeck::check_crate(tcx, trait_map);
 
+        time(time_passes, "MIR dump", ||
+             mir::dump::dump_crate(tcx));
+
         time(time_passes, "const checking", ||
             middle::check_const::check_crate(tcx));
 
diff --git a/src/librustc_driver/lib.rs b/src/librustc_driver/lib.rs
index bd2b536f907..7d9c74fe487 100644
--- a/src/librustc_driver/lib.rs
+++ b/src/librustc_driver/lib.rs
@@ -45,6 +45,7 @@ extern crate rustc_borrowck;
 extern crate rustc_front;
 extern crate rustc_lint;
 extern crate rustc_privacy;
+extern crate rustc_mir;
 extern crate rustc_resolve;
 extern crate rustc_trans;
 extern crate rustc_typeck;