[PATCH] D28849: [compiler-rt] [test] Fix page address logic in clear_cache_test to use binary negation

[Saleem Abdulrasool via Phabricator via cfe-commits]

compnerd added a comment.

I wonder if we should take this a bit further.  Use something like a `PAGE_SIZE` constant to avoid this confusion entirely.  Furthremore, different targets could use different page sizes.  IIRC, SPARC has a 8K page size by default.


Repository:
  rL LLVM

https://reviews.llvm.org/D28849