Merging r199919:

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r199919 | thomas.stellard | 2014-01-23 10:49:34 -0800 (Thu, 23 Jan 2014) | 10 lines

R600: Remove successive JUMP in AnalyzeBranch when AllowModify is true

This fixes a crash in the OpenCV OpenCL test suite.

There is no lit test for this, because the test would be very large
and could easily be invalidated by changes to the scheduler
or other parts of the compiler.

Patch by:  Vincent Lejeune

llvm-svn: 204641