Commits
Michael Gottesman committed 5e0e6e79d07
[sil-combine] Canonicalize init_enum_data_addr+store+inject_enum_addr of a loadable enum with payload to a store of a loadable enum value. We only do this in the simple case where all 3 instructions are right next to each other. This is a very common pattern in the stdlib. I XFAILED one test that is failing due to what is most likely an MCJit issue and filed rdar://16643062 Swift SVN r16437