tree 2ab231c112c0f6018ce9d8578c2c67a13af05ea4
parent 6c7885dbdeaeea37e1f102efacf839beddbf59d7
author Steven Perron <stevenperron@google.com> 1635534157 -0400
committer Steven Perron <stevenperron@google.com> 1635535283 -0400

Handle overflowing id in merge return

If the ids overflow when creating an integer constant in the ir_builder, there will be a nullptr dereference.  This is happening from inside merge return.

We need to propagate the error up, and make sure it is handled appropriately.