From b1ef30736694f644e2e473429257a18b64a7615c Mon Sep 17 00:00:00 2001
From: Boris Kolpackov <boris@codesynthesis.com>
Date: Thu, 4 Jan 2018 10:34:26 +0200
Subject: Fix few undefined behavior (ubsan) bugs

---
 build2/cc/windows-rpath.cxx | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

(limited to 'build2/cc/windows-rpath.cxx')

diff --git a/build2/cc/windows-rpath.cxx b/build2/cc/windows-rpath.cxx
index 48e40bd..b28ce42 100644
--- a/build2/cc/windows-rpath.cxx
+++ b/build2/cc/windows-rpath.cxx
@@ -146,9 +146,10 @@ namespace build2
           {
             // Get .pdb if there is one.
             //
-            const target* pdb (
-              find_adhoc_member (*l, *bs.find_target_type ("pdb")));
-
+            const target_type* tt (bs.find_target_type ("pdb"));
+            const target* pdb (tt != nullptr
+                               ? find_adhoc_member (*l, *tt)
+                               : nullptr);
             r.insert (
               windows_dll {
                 f,
-- 
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