On 32-bit architectures, the total data space cannot exceed 256 Mb. On Linux, the limit is 128 Mb.
The number of arguments of a compound term may not exceed 255.
The number of atoms created may not exceed 262143.
The number of characters of an atom may not exceed 65535.
NUL is not a legal character in atoms.
The number of clauses of a compiled predicate may not exceed 65535.
The number of variables in a compiled clause may not exceed 256.
Saved states are not portable between 32-bit and 64-bit architectures, or from a system built with native code support to a system without native code support for the same architecture.
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