Review Request: Fix sporadic crash when parsing files

[Commit Hook]

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This review has been submitted with commit 3e1fd43a166a534347964559597fef6bb72ba4bb by Milian Wolff to branch 1.4.

- Commit Hook


On Oct. 25, 2012, 7:20 p.m., Maciej Cencora wrote:
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> http://git.reviewboard.kde.org/r/107035/
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> (Updated Oct. 25, 2012, 7:20 p.m.)
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> Review request for KDevelop.
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> Description
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> Sometimes we pass a reference to temporary variable (i.e. AbstractType::Ptr() ) as _dataType param to DeclarationChecker constructor.
> It is later used in operator() member function, while this temp variable does not exist anymore resulting in SIGSEGV.
> Fix this by storing copy of dataType instead of const ref inside DeclarationChecker.
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> Diffs
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>   language/duchain/topducontextutils.h 349ba50 
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> Diff: http://git.reviewboard.kde.org/r/107035/diff/
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> Testing
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> None. How do I run all UTs for kdevplatform?
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> Update:
> Unit test run, result the same as without a patch.
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> I could try writing an UT, but I'd need some help.
> What should be unit tested here? The TestPtr class that it doesn't store a ref but makes a copy?
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> Thanks,
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> Maciej Cencora
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