From e40e2c0cee8d7a1eb0f32935f5030083028cfc09 Mon Sep 17 00:00:00 2001
From: Julian Seward <jseward@acm.org>
Date: Fri, 17 Jun 2005 13:06:53 +0000
Subject: [PATCH] Don't do strlen on ui->compdir if it is NULL.  Duh.

git-svn-id: svn://svn.valgrind.org/valgrind/trunk@3920
---
 coregrind/m_debuginfo/dwarf.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/coregrind/m_debuginfo/dwarf.c b/coregrind/m_debuginfo/dwarf.c
index 714a278bb..3b89dbef4 100644
--- a/coregrind/m_debuginfo/dwarf.c
+++ b/coregrind/m_debuginfo/dwarf.c
@@ -508,6 +508,8 @@ void read_dwarf2_lineblock ( SegInfo*  si,
 
       if (*data != '/' 
           /* not an absolute path */
+          && ui->compdir != NULL
+          /* actually got something sensible for compdir */
           && VG_(strlen)(ui->compdir) + VG_(strlen)(data) + 5/*paranoia*/ < NBUF
           /* it's short enough to concatenate */) 
       {