[Integrated] [foreign-abi] RFR: 8240173: Confusing overflow error when trying to dereference a nothing segment

[Maurizio Cimadamore]

Changeset: 1b4e10e5
Author:    Maurizio Cimadamore <mcimadamore at openjdk.org>
Date:      2020-02-27 18:17:51 +0000
URL:       https://git.openjdk.java.net/panama-foreign/commit/1b4e10e5

8240173: Confusing overflow error when trying to dereference a nothing segment

Reviewed-by: psandoz

! src/jdk.incubator.foreign/share/classes/jdk/internal/foreign/MemorySegmentImpl.java
! src/jdk.incubator.foreign/share/classes/jdk/internal/foreign/Utils.java
! test/jdk/java/foreign/TestAddressHandle.java
! test/jdk/java/foreign/TestSegments.java
! test/jdk/java/foreign/TestUpcallStubs.java