From a0628a62ad2a9024872b2ae1eb67a8c873cc80c6 Mon Sep 17 00:00:00 2001
From: Thomas Schwinge <thomas@codesourcery.com>
Date: Mon, 2 Aug 2021 14:18:24 +0200
Subject: Handle 'UnsafeBlockExpr' in liveness analysis

We may then remove the '{ dg-options "-w" }' as discussed in
<http://mid.mail-archive.com/YQciMeKNpCH+ZMsJ@wildebeest.org> and #601.
---
 gcc/rust/lint/rust-lint-marklive.h | 5 +++++
 1 file changed, 5 insertions(+)

(limited to 'gcc/rust')

diff --git a/gcc/rust/lint/rust-lint-marklive.h b/gcc/rust/lint/rust-lint-marklive.h
index 742175b..062bb96 100644
--- a/gcc/rust/lint/rust-lint-marklive.h
+++ b/gcc/rust/lint/rust-lint-marklive.h
@@ -107,6 +107,11 @@ public:
       }
   }
 
+  void visit (HIR::UnsafeBlockExpr &expr) override
+  {
+    expr.get_block_expr ()->accept_vis (*this);
+  }
+
   void visit (HIR::LoopExpr &expr) override
   {
     expr.get_loop_block ()->accept_vis (*this);
-- 
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