From ff5fcac6c240fd40e24356dd4fab07bbb2b41f5e Mon Sep 17 00:00:00 2001
From: Ralf Jung <post@ralfj.de>
Date: Mon, 2 Dec 2019 10:59:06 +0100
Subject: [PATCH] miri: add throw_machine_stop macro

---
 src/librustc/mir/interpret/mod.rs | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/src/librustc/mir/interpret/mod.rs b/src/librustc/mir/interpret/mod.rs
index 65f4ee88a9c2f..fff876752db55 100644
--- a/src/librustc/mir/interpret/mod.rs
+++ b/src/librustc/mir/interpret/mod.rs
@@ -90,6 +90,13 @@ macro_rules! throw_exhaust {
     ($($tt:tt)*) => { return Err(err_exhaust!($($tt)*).into()) };
 }
 
+#[macro_export]
+macro_rules! throw_machine_stop {
+    ($($tt:tt)*) => {
+        return Err($crate::mir::interpret::InterpError::MachineStop(Box::new($($tt)*)).into())
+    };
+}
+
 mod error;
 mod value;
 mod allocation;