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This pass munges the code in the input function to better prepare it for
-SelectionDAG-based code generation. This works around limitations in it's
+SelectionDAG-based code generation. This works around limitations in its
basic-block-at-a-time approach. It should eventually be removed.
``-constmerge``: Merge Duplicate Global Constants
set and has the sum of constant factors from the set-like container and the
sequential container that it uses. Use it **only** if you need to iterate over
the elements in a deterministic order. SetVector is also expensive to delete
-elements out of (linear time), unless you use it's "pop_back" method, which is
+elements out of (linear time), unless you use its "pop_back" method, which is
faster.
``SetVector`` is an adapter class that defaults to using ``std::vector`` and a
Note that both of these calls must be made *in isolation*. That is to say that
no other LLVM API calls may be executing at any time during the execution of
-``llvm_start_multithreaded()`` or ``llvm_stop_multithreaded``. It's is the
+``llvm_start_multithreaded()`` or ``llvm_stop_multithreaded``. It is the
client's responsibility to enforce this isolation.
The return value of ``llvm_start_multithreaded()`` indicates the success or