[LLVMbugs] [Bug 20012] New: ERROR when attempting to store a <2 x i4>

[bugzilla-daemon at llvm.org]

http://llvm.org/bugs/show_bug.cgi?id=20012

            Bug ID: 20012
           Summary: ERROR when attempting to store a <2 x i4>
           Product: libraries
           Version: trunk
          Hardware: PC
                OS: Linux
            Status: NEW
          Severity: normal
          Priority: P
         Component: Backend: X86
          Assignee: unassignedbugs at nondot.org
          Reporter: jaak.randmets at cyber.ee
                CC: llvmbugs at cs.uiuc.edu
    Classification: Unclassified

Created attachment 12647
  --> http://llvm.org/bugs/attachment.cgi?id=12647&action=edit
Test case

When compiling the attached file "llc test2.ll" the following error is
reported:

LLVM ERROR: Cannot select: 0x259a948: ch = store 0x2571920, 0x259a420,
0x259a210, 0x259a210<ST1[undef], trunc to v2i4> [ORD=2] [ID=6]
  0x259a420: v2i64 = bitcast 0x259a108 [ORD=2] [ID=5]
    0x259a108: v4i32 = BUILD_VECTOR 0x259a000, 0x259a000, 0x259a000, 0x259a000
[ORD=2] [ID=4]
      0x259a000: i32 = TargetConstant<0> [ID=3]
      0x259a000: i32 = TargetConstant<0> [ID=3]
      0x259a000: i32 = TargetConstant<0> [ID=3]
      0x259a000: i32 = TargetConstant<0> [ID=3]
  0x259a210: i64 = undef [ID=1]
  0x259a210: i64 = undef [ID=1]
In function: test

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