re PR tree-optimization/44914 (ICE: in calc_dfs_tree, at dominance.c:395 with -fipa-sra -fnon-call-exceptions)
2010-07-23 Martin Jambor <mjambor@suse.cz>
PR tree-optimization/44914
* tree-sra.c (sra_modify_function_body): Return true if CFG was
changed, add purging dead eh edges.
(ipa_sra_modify_function_body): Return true if CFG was changed,
simplify purging dead eh edges.
(modify_function): Return true if CFG was changed.
(perform_intra_sra): Add TODO_cleanup_cfg to the return value if CFG
was changed.
(ipa_early_sra): Likewise.
* testsuite/g++.dg/tree-ssa/pr44914.C: New test.
From-SVN: r162468
