gnu /
gcc /
e4faee8d02ec5d65bf418612f7181823eb08c078 tree-optimization/107803 - abnormal cleanup from the SSA propagator
The SSA propagator is missing abnormal cleanup which shows in a
sanity check in the uninit engine (and missed CFG verification).
The following adds that.
PR tree-optimization/107803
* tree-ssa-propagate.cc (substitute_and_fold_dom_walker): Add
need_ab_cleanup member.
(substitute_and_fold_dom_walker::before_dom_children): When
a stmt can no longer transfer control flow abnormally set
need_ab_cleanup.
(substitute_and_fold_engine::substitute_and_fold): Cleanup
abnormal control flow.
* g++.dg/pr107803.C: New testcase.
2 files changed