Show variables that are not used in the whole program#449

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nmanthey wants to merge 3 commits intodiffblue:developfrom

nmanthey:upstream-global-unused

Commits on Jul 6, 2018

rw_set: handle return and other

Norbert Manthey
authored and
nmanthey
committed
objects read: also treat ADDRESS_OF as read

Norbert Manthey
authored and
nmanthey
committed
List global unused variables
nmanthey
committed