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Bug 715618 - SharedLibrary operator= doesn't handle self assignment properly. r=matspal

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This commit is contained in:
Benoit Girard 2012-01-05 18:11:29 -05:00
parent 893ef06b30
commit da0a421974
1 changed files with 7 additions and 2 deletions
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9
tools/profiler/sps/shared-libraries.h
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@ -1,5 +1,5 @@
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/* vim:set ts=4 sw=4 sts=4 et cindent: */
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim:set ts=2 sw=2 sts=2 et cindent: */
/* ***** BEGIN LICENSE BLOCK *****
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
*
@ -59,9 +59,14 @@ public:
SharedLibrary& operator=(const SharedLibrary& aEntry)
{
// Gracefully handle self assignment
if (this == &aEntry) return *this;
mStart = aEntry.mStart;
mEnd = aEntry.mEnd;
mOffset = aEntry.mOffset;
if (mName)
free(mName);
mName = strdup(aEntry.mName);
return *this;
}