This is the name used by x86 (CMPXCHG) and LLVM.  Also reorder the result (value
first, boolean second) for consistency with LLVM, because why not.

Cofe and cFunctor for sigT

See merge request iris/iris!278

Fix sed on mac for real

See merge request iris/iris!277

Paolo G. Giarrusso authored 5 years ago and Ralf Jung committed 5 years ago

On Mac, options must come first. On Linux this should still be fine, and works
with gnu-sed.

Add clairvoyant_coin example

See merge request iris/iris!266

Add stuck_fill lemma.

See merge request iris/iris!276

comparison: treat prophecies like unit and make all closures equal

See merge request iris/iris!270

Replace `C`s with `O`s since we use OFEs instead of COFEs.

Closes #118

See merge request iris/iris!263

This avoids weird Ltac behaviors like those in !272.

Also, change `before_tc` keyword into `as` to be consistent with other tactics.

ltac_tactics.v: drop dead branch

See merge request iris/iris!273