Hi,
this is variant i comitted. Some further testing has shown a problem in
merge operation returing true even if summary was cleanuped to its
original form. This resulted in infinite loop building firefox.
Second problem was that for recurisve functions we need to merge summary
to itself and for
Hi,
this patch prepares support for iterative dataflow in ipa-modref-tree.h by
making inserts to track if anyting has changed at all.
Bootstrapped/regtested x86_64-linux and also tested with the actual iterative
dataflow in modref. I plan to commit it later today unless there are comments.
Honza
