[GHC] #16354: LLVM Backend generates invalid assembly.

[GHC]

#16354: LLVM Backend generates invalid assembly.
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        Reporter:  AndreasK          |                Owner:  (none)
            Type:  bug               |               Status:  new
        Priority:  high              |            Milestone:
       Component:  Compiler (LLVM)   |              Version:  8.9
      Resolution:                    |             Keywords:  CodeGen
Operating System:  Windows           |         Architecture:
                                     |  Unknown/Multiple
 Type of failure:  None/Unknown      |            Test Case:
      Blocked By:                    |             Blocking:
 Related Tickets:                    |  Differential Rev(s):
       Wiki Page:                    |
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Comment (by AndreasK):

 Steps to reproduce.

 {{{
 Andi at Horzube MINGW64 ~/tmp/minmax/llvm
 $ opt -O3 Repro.ll > opt.bc

 Andi at Horzube MINGW64 ~/tmp/minmax/llvm
 $ llc opt.bc -o llc.s -O3

 Andi at Horzube MINGW64 ~/tmp/minmax/llvm
 $ as llc.s
 llc.s: Assembler messages:
 llc.s:367: Error: junk at end of line, first unrecognized character is `,'

 }}}

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Ticket URL: <http://ghc.haskell.org/trac/ghc/ticket/16354#comment:3>
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