cs_project on non-cs type cause sigment fault

[amutu]

postgres=# select cs_project(cs_count(cs_filter(StackTopSignature = 'bpchar64:{2191a6ae264f1058fb01a0084a73b509}',uin))) from samp3_get();
NOTICE: IMCS command: parse
LINE 1: ...cs_project(cs_count(cs_filter(StackTopSignature = 'bpchar64:...
^
NOTICE: IMCS command: eq
NOTICE: IMCS command: filter
NOTICE: IMCS command: count
The connection to the server was lost. Attempting reset: Failed.
Time: 55.464 ms
!>

[knizhnik]

It was intended that only composite types are passed to cs_project. I have added a check.