There is no reason for this file to be at the top-level, and
its current placement predates the Parser/ folder's existence.
Differential Revision: https://reviews.llvm.org/D121024
Mark `parseSourceFile()` deprecated. The functions will be removed two weeks after landing this change.
Reviewed By: rriddle
Differential Revision: https://reviews.llvm.org/D121075
Move the core reducer algorithm into a library so that it'll be easier
for porting to different projects.
Depends On D101046
Reviewed By: jpienaar, rriddle
Differential Revision: https://reviews.llvm.org/D101607