[TxMt] Build failure at test_buffer

Just attempted to build from master at github. A problem introduced in one of the July 26 commits?

[120/984] Run test ‘/Users/louis/bui...te/Frameworks/buffer/test_buffer’… FAILED: /Users/louis/build/TextMate/Frameworks/buffer/test_buffer && touch /Users/louis/build/TextMate/Frameworks/buffer/test_buffer.run test_buffer(10037,0x109f85000) malloc: *** error for object 0x7feb10d13ed0: pointer being freed was not allocated *** set a breakpoint in malloc_error_break to debug /bin/sh: line 1: 10037 Abort trap: 6 /Users/louis/build/TextMate/Frameworks/buffer/test_buffer ninja: build stopped: subcommand failed.