[LLVMbugs] [Bug 12493] New: Mesa llvmpipe piglit glsl-fs-atan-1 regression

[bugzilla-daemon at llvm.org]

http://llvm.org/bugs/show_bug.cgi?id=12493

             Bug #: 12493
           Summary: Mesa llvmpipe piglit glsl-fs-atan-1 regression
           Product: new-bugs
           Version: trunk
          Platform: PC
        OS/Version: Linux
            Status: NEW
          Keywords: regression
          Severity: normal
          Priority: P
         Component: new bugs
        AssignedTo: unassignedbugs at nondot.org
        ReportedBy: vlee at freedesktop.org
                CC: llvmbugs at cs.uiuc.edu
    Classification: Unclassified


The piglit test glsl-fs-atan-1 fails on llvmpipe using llvm-3.1svn.

$ ./bin/shader_runner tests/shaders/glsl-fs-atan-1.shader_test -auto
Probe at (125,249)
  Expected: 0.750000 0.750000 0.750000 0.750000
  Observed: 0.250980 0.250980 0.250980 0.250980
PIGLIT: {'result': 'fail' }

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