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* except.c (duplicate_eh_region_1, duplicate_eh_region_2, duplicate_eh_regions): New functions, based on old implementation removed with RTL inliner. (reachable_next_level): Modify behaviour pre-inline. * except.h (duplicate_eh_regions_map, duplicate_eh_regions): Declare. * function.h (struct function): Add after_inlining flag. * tree-optimize.c (tree_rest_of_compilation): Set it. * tree-eh.c (add_stmt_to_eh_region_fn): Initialize hashtable when needed. * tree-cfg.c (label_to_block_fn): Deal with cases where label was never insterted into code. Co-Authored-By: Jan Hubicka <jh@suse.cz> Co-Authored-By: Stuart Hastings <stuart@apple.com> From-SVN: r99625
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