bootstrap: get rid of TEST_MIRI env var

1 files changed, 0 insertions, 14 deletions

diff --git a/src/bootstrap/bin/rustc.rs b/src/bootstrap/bin/rustc.rs
index 23f81c2c876..672b2ee1443 100644
--- a/src/bootstrap/bin/rustc.rs
+++ b/src/bootstrap/bin/rustc.rs
@@ -285,20 +285,6 @@ fn main() {
             }
         }
 
-        // When running miri tests, we need to generate MIR for all libraries
-        if env::var("TEST_MIRI").ok().map_or(false, |val| val == "true") {
-            // The flags here should be kept in sync with `add_miri_default_args`
-            // in miri's `src/lib.rs`.
-            cmd.arg("-Zalways-encode-mir");
-            cmd.arg("--cfg=miri");
-            // These options are preferred by miri, to be able to perform better validation,
-            // but the bootstrap compiler might not understand them.
-            if stage != "0" {
-                cmd.arg("-Zmir-emit-retag");
-                cmd.arg("-Zmir-opt-level=0");
-            }
-        }
-
         if let Ok(map) = env::var("RUSTC_DEBUGINFO_MAP") {
             cmd.arg("--remap-path-prefix").arg(&map);
         }