886cd84f72
gcc/ * tree-switch-conversion.c (struct switch_conv_info): Add range_max, reorganize some fields and update comments. Rename bit_test_uniq and bit_test_count to uniq resp. count. Remove bit_test_bb. (collect_switch_conv_info): New function, collects info about a GIMPLE_SWITCH into a struct switch_conv_info. (check_range): Simplify to use pre-recorded info. Fix think-o in range-branch ratio check. (check_process_case): Remove function. (check_all_empty_except_final): New function, verifies that all non-final basic blocks are empty. (process_switch): Simplify to use pre-recorded info. Call collect_switch_conv_info to do that. Assert that degenerate switch statements have been cleaned up. From-SVN: r186901
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