Attempt to free released memory — iosbench filter

[1ec5]

The iosbench application triggers the following static analyzer warning:

/path/to/mapbox-gl-native/benchmark/parse/filter.cpp
/path/to/mapbox-gl-native/benchmark/parse/filter.cpp:19:34: Attempt to free released memory (within a call to '~GenericDocument')
/path/to/mapbox-gl-native/benchmark/parse/filter.cpp:23:12: Entering loop body
/path/to/mapbox-gl-native/benchmark/parse/filter.cpp:24:9: Calling 'parse'
/path/to/mapbox-gl-native/benchmark/parse/filter.cpp:16:1: Entered call from 'Parse_Filter'
/path/to/mapbox-gl-native/benchmark/parse/filter.cpp:19:34: Calling '~GenericDocument'
/path/to/mapbox-gl-native/mason_packages/headers/rapidjson/1.0.2/include/rapidjson/document.h:1753:5: Entered call from 'parse'
/path/to/mapbox-gl-native/mason_packages/headers/rapidjson/1.0.2/include/rapidjson/document.h:1754:9: Calling 'GenericDocument::Destroy'
/path/to/mapbox-gl-native/mason_packages/headers/rapidjson/1.0.2/include/rapidjson/document.h:1966:5: Entered call from '~GenericDocument'
/path/to/mapbox-gl-native/mason_packages/headers/rapidjson/1.0.2/include/rapidjson/document.h:1967:9: Memory is released
/path/to/mapbox-gl-native/mason_packages/headers/rapidjson/1.0.2/include/rapidjson/document.h:1754:9: Returning; memory was released
/path/to/mapbox-gl-native/benchmark/parse/filter.cpp:19:34: Returning from '~GenericDocument'
/path/to/mapbox-gl-native/benchmark/parse/filter.cpp:24:9: Returning; memory was released
/path/to/mapbox-gl-native/benchmark/parse/filter.cpp:23:5: Looping back to the head of the loop
/path/to/mapbox-gl-native/benchmark/parse/filter.cpp:23:12: Entering loop body
/path/to/mapbox-gl-native/benchmark/parse/filter.cpp:24:9: Calling 'parse'
/path/to/mapbox-gl-native/benchmark/parse/filter.cpp:16:1: Entered call from 'Parse_Filter'
/path/to/mapbox-gl-native/benchmark/parse/filter.cpp:19:34: Calling '~GenericDocument'
/path/to/mapbox-gl-native/mason_packages/headers/rapidjson/1.0.2/include/rapidjson/document.h:1753:5: Entered call from 'parse'
/path/to/mapbox-gl-native/mason_packages/headers/rapidjson/1.0.2/include/rapidjson/document.h:1754:9: Calling 'GenericDocument::Destroy'
/path/to/mapbox-gl-native/mason_packages/headers/rapidjson/1.0.2/include/rapidjson/document.h:1966:5: Entered call from '~GenericDocument'
/path/to/mapbox-gl-native/mason_packages/headers/rapidjson/1.0.2/include/rapidjson/document.h:1967:9: Attempt to free released memory

/cc @kkaefer

[lilykaiser]

Closing due to ticket age. If this is still a problem, please re-open

[1ec5]

As of #4641, iosbench is a run-of-the-tile-mill Cocoa Touch application that no longer pulls in Mason packages directly. There do remain a lot of static analyzer warnings in core, however: #7669 #7668.