Merging r202774:

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r202774 | reid | 2014-03-03 19:33:17 -0500 (Mon, 03 Mar 2014) | 7 lines

MC: Fix Intel assembly parser for [global + offset]

We were dropping the displacement on the floor if we also had some
immediate offset.

Should fix PR19033.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/branches/release_34@206061 91177308-0d34-0410-b5e6-96231b3b80d8