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NULL out the "ptr_" member of shared pointers for debug and release 

builds (not build and integration builds) to help catch when a shared pointer
that might be in a collection class is used after the collection
has been freed.

llvm-svn: 149136
This commit is contained in:
Greg Clayton 2012-01-27 18:33:53 +00:00
parent ecc6116950
commit a896f574e0
1 changed files with 9 additions and 0 deletions
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9
lldb/include/lldb/Utility/SharingPtr.h
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@ -684,6 +684,15 @@ public:
~IntrusiveSharingPtr() ~IntrusiveSharingPtr()
{ {
release_shared(); release_shared();
#if defined (LLDB_CONFIGURATION_DEBUG) || defined (LLDB_CONFIGURATION_RELEASE)
// NULL out the pointer in objects which can help with leaks detection.
// We don't enable this for LLDB_CONFIGURATION_BUILD_AND_INTEGRATION or
// when none of the LLDB_CONFIGURATION_XXX macros are defined since
// those would be builds for release. But for debug and release builds
// that are for development, we NULL out the pointers to catch potential
// issues.
ptr_ = NULL;
#endif // #if defined (LLDB_CONFIGURATION_DEBUG) || defined (LLDB_CONFIGURATION_RELEASE)
} }
T& T&