Preparing for merge from rustc
diff --git a/src/tools/miri/rust-version b/src/tools/miri/rust-version
index 7318398..6d794da 100644
--- a/src/tools/miri/rust-version
+++ b/src/tools/miri/rust-version
@@ -1 +1 @@
-d087f112b7d1323446c7b39a8b616aee7fa56b3d
+64033a4ee541c3e9c178fd593e979c74bb798cdc