With Linux 64 bit image��
TestRunner running FLBinaryFileStreamSerializationTest
produces error "PrimitiveFailed: primitive #basicIdentityHash in SmallFloat64 failed"

The same error occurs evaluating...
�� ��1.0 largeIdentityHash
which works fine on 32-bit.

https://pharo.fogbugz.com/f/cases/20936/64bit-primitiveFailure-for-1-0-largeIdentityHash

Build information:��
Pharo-7.0+alpha.build.409.sha.bb4eaaf976e3fb148b33b6d87598022b77329768 (64 Bit)
CoInterpreter VMMaker.oscog-eem.2295�� Dec 21 2017
StackToRegisterMappingCogit VMMaker.oscog-eem.2297 Dec 21 2017
VM: 201712211450��
Unix built on Dec 21 2017 14:53:19 Compiler: 4.8.4

cheers -ben