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Fix #2432801 - Make SwigValueWrapper exception safe for when copy constructors throw exceptions

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git-svn-id: https://swig.svn.sourceforge.net/svnroot/swig/trunk@10997 626c5289-ae23-0410-ae9c-e8d60b6d4f22
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William S Fulton 2008-12-22 21:43:48 +00:00
commit 7adb84f448
2 changed files with 5 additions and 1 deletions
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4
CHANGES.current
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@ -1,6 +1,10 @@
Version 1.3.37 (in progress)
============================
2008-12-22: wsfulton
Fix #2432801 - Make SwigValueWrapper exception safe for when copy constructors
throw exceptions.
2008-12-21: wsfulton
Apply patch #2440046 which fixes possible seg faults for member and global
variable char arrays when the strings are larger than the string array size.

2
Lib/swig.swg
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@ -647,7 +647,7 @@ public:
SwigValueWrapper(const SwigValueWrapper<T>& rhs) : tt(new T(*rhs.tt)) { }
SwigValueWrapper(const T& t) : tt(new T(t)) { }
~SwigValueWrapper() { delete tt; }
SwigValueWrapper& operator=(const T& t) { delete tt; tt = new T(t); return *this; }
SwigValueWrapper& operator=(const T& t) { T *oldtt = tt; tt = 0; delete oldtt; tt = new T(t); return *this; }
operator T&() const { return *tt; }
T *operator&() { return tt; }
private: