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Ensure that function definitions match their declrations in header
files, even if they have no effect on linking. This includes
1. Both have the same __isl_* annotations
2. Both use the same type alias
3. Remove unused declarations that have no definition
4. Use explicit polly namespace qualifier for definitions; generally,
the .cpp file should use at most an anon namespace region since
only symbols declared in the header file can be accessed from other
translation units anyway. For defintions that have been declared in
the header file, the explicit namespace qualifier ensures that both
match.
Polly - Polyhedral optimizations for LLVM ----------------------------------------- http://polly.llvm.org/ Polly uses a mathematical representation, the polyhedral model, to represent and transform loops and other control flow structures. Using an abstract representation it is possible to reason about transformations in a more general way and to use highly optimized linear programming libraries to figure out the optimal loop structure. These transformations can be used to do constant propagation through arrays, remove dead loop iterations, optimize loops for cache locality, optimize arrays, apply advanced automatic parallelization, drive vectorization, or they can be used to do software pipelining.