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1; RUN: opt < %s -passes=nary-reassociate -S -o - | FileCheck %s2 3; The test check that compilation does not segv (see pr37539).4 5define void @f1() {6; CHECK-LABEL: @f1(7; CHECK-NEXT: br label %[[BB1:.*]]8; CHECK: [[BB1]]9; CHECK-NEXT: [[P1:%.*]] = phi i16 [ 0, [[TMP0:%.*]] ], [ [[A1:%.*]], %[[BB1]] ]10; CHECK-NEXT: [[SCEVGEP_OFFS:%.*]] = add i16 2, 011; CHECK-NEXT: [[A1]] = add i16 [[P1]], [[SCEVGEP_OFFS]]12; CHECK-NEXT: br i1 false, label %[[BB1]], label %[[BB7:.*]]13; CHECK: [[BB7]]14; CHECK-NEXT: ret void15;16 br label %bb117 18bb1:19 %p1 = phi i16 [ 0, %0 ], [ %a1, %bb1 ]20 %p2 = phi i16 [ 0, %0 ], [ %a2, %bb1 ]21 %scevgep.offs = add i16 2, 022 %a1 = add i16 %p1, %scevgep.offs23 %scevgep.offs5 = add i16 2, 024 %a2 = add i16 %p2, %scevgep.offs525 br i1 false, label %bb1, label %bb726 27bb7:28 ret void29}30