From f1b3c0e86daec1f5b7ed81a60edbe548fcbb5f42 Mon Sep 17 00:00:00 2001
From: Boris Kolpackov <boris@codesynthesis.com>
Date: Fri, 5 Jan 2018 16:17:10 +0200
Subject: Work around bogus ubsan report

---
 build2/test/script/parser.cxx | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

(limited to 'build2/test/script/parser.cxx')

diff --git a/build2/test/script/parser.cxx b/build2/test/script/parser.cxx
index 19bcb5c..d1e2816 100644
--- a/build2/test/script/parser.cxx
+++ b/build2/test/script/parser.cxx
@@ -3016,6 +3016,7 @@ namespace build2
                 // If the scope was executed synchronously, check the status
                 // and bail out if we weren't asked to keep going.
                 //
+                const diag_frame* df (diag_frame::stack); // UBSan workaround.
                 if (!sched.async (task_count,
                                   [] (scope& s,
                                       script& scr,
@@ -3028,7 +3029,7 @@ namespace build2
                                   ref (*chain),
                                   ref (*script_),
                                   ref (*runner_),
-                                  diag_frame::stack))
+                                  df))
                 {
                   // Bail out if the scope has failed and we weren't instructed
                   // to keep going.
-- 
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