Updated the comments of APInt.h to match the llvm style guide and be consistent. No functionality change.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@182555 91177308-0d34-0410-b5e6-96231b3b80d8
Fixed trailing whitespace.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@182556 91177308-0d34-0410-b5e6-96231b3b80d8
[objc-arc] Fixed number of prefixing slashes in some comments in a function from 3 to 2 to match the rest of ObjCARCOpts.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@182557 91177308-0d34-0410-b5e6-96231b3b80d8
Fix indentation.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@182558 91177308-0d34-0410-b5e6-96231b3b80d8
Remove redundant rpath.

These are not needed since we added the $ORIGIN based rpath.

Fixes pr12517.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@182559 91177308-0d34-0410-b5e6-96231b3b80d8