immer:flex-vector-gc: Crash in decltype

Project: https://github.com/arximboldi/immer.git Detailed Report: https://oss-fuzz.com/testcase?key=6017886557306880 Project: immer Fuzzing Engine: libFuzzer Fuzz Target: flex-vector-gc Job Type: libfuzzerasanimmer Platform Id: linux Crash Type: UNKNOWN READ Crash Address: 0x00018055f9f9 Crash...