sel-sched-ir.c (maybe_tidy_empty_bb): Simplify comment.
* sel-sched-ir.c (maybe_tidy_empty_bb): Simplify comment. (tidy_control_flow): Tidy vertical space. (sel_remove_bb): New variable idx. Use it to remember the basic block index before deleting the block. (sel_remove_empty_bb): Remove dead code, simplify and insert to ... (sel_merge_blocks): ... here. * sel-sched-ir.h (sel_remove_empty_bb): Remove prototype. From-SVN: r165453
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