> testcase in PR35545 shows case where profile feedback infrastructure ...
The test g++.dg/tree-prof/pr35545.C yields
UNRESOLVED: g++.dg/tree-prof/pr35545.C scan-ipa-dump-not optimized
"OBJ_TYPE_REF"
The following patch
--- ../_clean/gcc/testsuite/g++.dg/tree-prof/pr35545.C 2014-09-27
15:01:
Hi,
testcase in PR35545 shows case where profile feedback infrastructure does
everything
to make the testcase optimized (fully devirutalized) but it does not happen
because tracer is run too late in the queue.
Tail duplication in general is a pass enabling more optimizations to be done
by forward
