comment: add GH #1184 testcase for src/gc/system.c amd64
comment: add GH #1184 testcase for src/gc/system.c amd64

tkob/parrot,parrot/parrot,youprofit/parrot,tkob/parrot,tkob/parrot,youprofit/parrot,parrot/parrot,tkob/parrot,tkob/parrot,youprofit/parrot,tkob/parrot,youprofit/parrot,parrot/parrot,parrot/parrot,youprofit/parrot,tkob/parrot,youprofit/parrot,tkob/parrot,parrot/parrot,youprofit/parrot,youprofit/parrot