Alexander Riccio 51e3e450fb
bpo-40020: Fix realloc leak on failure in growable_comment_array_add (GH-19083)
Fix a leak and subsequent crash in parsetok.c caused by realloc misuse on a rare codepath. 

Realloc returns a null pointer on failure, and then growable_comment_array_deallocate crashes later when it dereferences it.
2020-03-30 23:15:59 +02:00
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