miri: fix ICE when running out of address space

[rust.git] / src / tools / miri / src / shims / panic.rs

diff --git a/src/tools/miri/src/shims/panic.rs b/src/tools/miri/src/shims/panic.rs
index db3e42facadd03958c1d8725b7c44be4645692db..0ea1137200b9d98177de5a0770fa040a7fd19471 100644 (file)
--- a/src/tools/miri/src/shims/panic.rs
+++ b/src/tools/miri/src/shims/panic.rs
@@ -172,7 +172,7 @@ fn start_panic(&mut self, msg: &str, unwind: StackPopUnwind) -> InterpResult<'tc
         let this = self.eval_context_mut();
 
         // First arg: message.
-        let msg = this.allocate_str(msg, MiriMemoryKind::Machine.into(), Mutability::Not);
+        let msg = this.allocate_str(msg, MiriMemoryKind::Machine.into(), Mutability::Not)?;
 
         // Call the lang item.
         let panic = this.tcx.lang_items().panic_fn().unwrap();