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1; NOTE: Assertions have been autogenerated by utils/update_test_checks.py2; RUN: opt -lsr-complexity-limit=50 -loop-reduce -S %s | FileCheck %s3 4target triple = "x86_64-apple-macosx10.14.0"5target datalayout = "e-m:o-i64:64-f80:128-n8:16:32:64-S128"6 7define void @overflow1(i64 %a) {8; CHECK-LABEL: @overflow1(9; CHECK-NEXT: bb:10; CHECK-NEXT: [[TMP0:%.*]] = add i64 [[A:%.*]], -111; CHECK-NEXT: br label [[BB1:%.*]]12; CHECK: bb1:13; CHECK-NEXT: [[LSR_IV:%.*]] = phi i64 [ [[LSR_IV_NEXT:%.*]], [[BB1]] ], [ [[TMP0]], [[BB:%.*]] ]14; CHECK-NEXT: [[TMP1:%.*]] = add i64 [[LSR_IV]], -922337203685477580815; CHECK-NEXT: [[TMP4:%.*]] = icmp ne i64 [[TMP1]], -116; CHECK-NEXT: [[TMP5:%.*]] = and i1 [[TMP4]], true17; CHECK-NEXT: [[LSR_IV_NEXT]] = add i64 [[LSR_IV]], 118; CHECK-NEXT: br i1 [[TMP5]], label [[BB1]], label [[BB7:%.*]]19; CHECK: bb7:20; CHECK-NEXT: [[TMP9:%.*]] = and i64 [[LSR_IV_NEXT]], 121; CHECK-NEXT: [[TMP10:%.*]] = icmp eq i64 [[TMP9]], 022; CHECK-NEXT: unreachable23;24bb:25 br label %bb126 27bb1: ; preds = %bb1, %bb28 %tmp = phi i64 [ %a, %bb ], [ %tmp6, %bb1 ]29 %tmp4 = icmp ne i64 %tmp, -922337203685477580830 %tmp5 = and i1 %tmp4, 131 %tmp6 = add i64 %tmp, 132 br i1 %tmp5, label %bb1, label %bb733 34bb7: ; preds = %bb135 %tmp9 = and i64 %tmp, 136 %tmp10 = icmp eq i64 %tmp9, 037 unreachable38}39