Define jitThrowIdentityException helper and isIdentityObject non-helper #7674
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The
<isIdentityObject>
non-helper can be used by downstream projects as a way of distinguishing in IL whether an object is an instance of a class for which each instance has a unique identity, sometimes called an identity type, versus an instance of a class for which instances that have the same value are indistinguishable, sometimes called a value type.The
<jitThrowIdentityException>
helper can be used by downstream projects in IL to throw anIdentityException
. It would typically be used to report that an object was expected to be an instance of a class for which each instance has a unique identity.