1e51b7bffSRoman Lebedev; NOTE: Assertions have been autogenerated by utils/update_test_checks.py 2e51b7bffSRoman Lebedev; RUN: opt < %s -passes=instcombine -S | FileCheck %s 3e51b7bffSRoman Lebedev 4e51b7bffSRoman Lebedev; This used to crash, depending on the particular worklist iteration order. 5e51b7bffSRoman Lebedevdefine void @pr59613(<6 x i16> %0) { 6e51b7bffSRoman Lebedev; CHECK-LABEL: @pr59613( 7*3e992d81SDhruv Chawla; CHECK-NEXT: store <6 x i16> poison, ptr null, align 16 8e51b7bffSRoman Lebedev; CHECK-NEXT: ret void 9e51b7bffSRoman Lebedev; 10e51b7bffSRoman Lebedev %cmp1 = icmp ne <6 x i16> %0, zeroinitializer 11e51b7bffSRoman Lebedev %or = or <6 x i1> <i1 true, i1 false, i1 false, i1 false, i1 undef, i1 undef>, %cmp1 12e51b7bffSRoman Lebedev %sext = sext <6 x i1> %or to <6 x i16> 13e51b7bffSRoman Lebedev %not = xor <6 x i16> %sext, <i16 -1, i16 -1, i16 -1, i16 -1, i16 -1, i16 -1> 14e51b7bffSRoman Lebedev store <6 x i16> %not, ptr null, align 16 15e51b7bffSRoman Lebedev ret void 16e51b7bffSRoman Lebedev} 17