From 621a415c013556d2d67359c4c51da11ee3703196 Mon Sep 17 00:00:00 2001
From: Dan Gohman
Instead of collecting sets of options in a list, it is also possible to -gather information for enum values in a bit vector. The represention used by +gather information for enum values in a bit vector. The representation used by the cl::bits class is an unsigned integer. An enum value is represented by a 0/1 in the enum's ordinal value bit position. 1 indicating that the enum was specified, 0 otherwise. As each -- cgit v1.1