Split critical call edges in coroutine drop shim

Author: tmiasko

compiler/rustc_mir_transform/src/coroutine.rs

@@ -51,6 +51,7 @@
 //! Otherwise it drops all the values in scope at the last suspension point.
 
 use crate::abort_unwinding_calls;
+use crate::add_call_guards;
 use crate::deref_separator::deref_finder;
 use crate::errors;
 use crate::pass_manager as pm;
@@ -1162,7 +1163,7 @@ fn create_coroutine_drop_shim<'tcx>(
     pm::run_passes_no_validate(
         tcx,
         &mut body,
-        &[&abort_unwinding_calls::AbortUnwindingCalls],
+        &[&abort_unwinding_calls::AbortUnwindingCalls, &add_call_guards::CriticalCallEdges],
         None,
     );