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1; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --version 52; RUN: opt -passes=loop-versioning -aa-pipeline='' -S < %s | FileCheck %s3 4@a = external global i16, align 15@b = external global i16, align 16@c = external global i16, align 17 8define i16 @f2(i16 %a) {9; CHECK-LABEL: define i16 @f2(10; CHECK-SAME: i16 [[A:%.*]]) {11; CHECK-NEXT: [[FOR_BODY_LVER_CHECK:.*:]]12; CHECK-NEXT: [[BOUND0:%.*]] = icmp ult ptr @b, getelementptr inbounds nuw (i8, ptr @a, i64 2)13; CHECK-NEXT: [[BOUND1:%.*]] = icmp ult ptr @a, getelementptr inbounds nuw (i8, ptr @b, i64 2)14; CHECK-NEXT: [[FOUND_CONFLICT:%.*]] = and i1 [[BOUND0]], [[BOUND1]]15; CHECK-NEXT: br i1 [[FOUND_CONFLICT]], label %[[FOR_BODY_PH_LVER_ORIG:.*]], label %[[FOR_BODY_PH:.*]]16; CHECK: [[FOR_BODY_PH_LVER_ORIG]]:17; CHECK-NEXT: br label %[[FOR_BODY_LVER_ORIG:.*]]18; CHECK: [[FOR_BODY_LVER_ORIG]]:19; CHECK-NEXT: [[TMP0:%.*]] = load i16, ptr @a, align 120; CHECK-NEXT: store i16 [[TMP0]], ptr @b, align 121; CHECK-NEXT: [[INC_LVER_ORIG:%.*]] = add nsw i16 [[A]], 122; CHECK-NEXT: br i1 false, label %[[FOR_BODY_LVER_ORIG]], label %[[FOR_COND_FOR_END_CRIT_EDGE_LOOPEXIT:.*]]23; CHECK: [[FOR_BODY_PH]]:24; CHECK-NEXT: br label %[[FOR_BODY:.*]]25; CHECK: [[FOR_BODY]]:26; CHECK-NEXT: [[TMP1:%.*]] = load i16, ptr @a, align 1, !alias.scope [[META0:![0-9]+]]27; CHECK-NEXT: store i16 [[TMP1]], ptr @b, align 1, !alias.scope [[META3:![0-9]+]], !noalias [[META0]]28; CHECK-NEXT: [[INC:%.*]] = add nsw i16 [[A]], 129; CHECK-NEXT: br i1 false, label %[[FOR_BODY]], label %[[FOR_COND_FOR_END_CRIT_EDGE_LOOPEXIT1:.*]]30; CHECK: [[FOR_COND_FOR_END_CRIT_EDGE_LOOPEXIT]]:31; CHECK-NEXT: [[INC_LCSSA_PH:%.*]] = phi i16 [ [[INC_LVER_ORIG]], %[[FOR_BODY_LVER_ORIG]] ]32; CHECK-NEXT: [[SPLIT2_PH:%.*]] = phi i16 [ [[INC_LVER_ORIG]], %[[FOR_BODY_LVER_ORIG]] ]33; CHECK-NEXT: br label %[[FOR_COND_FOR_END_CRIT_EDGE:.*]]34; CHECK: [[FOR_COND_FOR_END_CRIT_EDGE_LOOPEXIT1]]:35; CHECK-NEXT: [[INC_LCSSA_PH2:%.*]] = phi i16 [ [[INC]], %[[FOR_BODY]] ]36; CHECK-NEXT: [[SPLIT2_PH3:%.*]] = phi i16 [ [[INC]], %[[FOR_BODY]] ]37; CHECK-NEXT: br label %[[FOR_COND_FOR_END_CRIT_EDGE]]38; CHECK: [[FOR_COND_FOR_END_CRIT_EDGE]]:39; CHECK-NEXT: [[INC_LCSSA:%.*]] = phi i16 [ [[INC_LCSSA_PH]], %[[FOR_COND_FOR_END_CRIT_EDGE_LOOPEXIT]] ], [ [[INC_LCSSA_PH2]], %[[FOR_COND_FOR_END_CRIT_EDGE_LOOPEXIT1]] ]40; CHECK-NEXT: [[SPLIT2:%.*]] = phi i16 [ [[SPLIT2_PH]], %[[FOR_COND_FOR_END_CRIT_EDGE_LOOPEXIT]] ], [ [[SPLIT2_PH3]], %[[FOR_COND_FOR_END_CRIT_EDGE_LOOPEXIT1]] ]41; CHECK-NEXT: store i16 [[INC_LCSSA]], ptr @c, align 142; CHECK-NEXT: ret i16 [[SPLIT2]]43;44entry:45 br label %for.body46 47for.body: ; preds = %for.body, %entry48 %0 = load i16, ptr @a, align 149 store i16 %0, ptr @b, align 150 %inc = add nsw i16 %a, 151 br i1 false, label %for.body, label %for.cond.for.end_crit_edge52 53for.cond.for.end_crit_edge: ; preds = %for.body54 %split2 = phi i16 [ %inc, %for.body ]55 store i16 %inc, ptr @c, align 156 ret i16 %split257}58;.59; CHECK: [[META0]] = !{[[META1:![0-9]+]]}60; CHECK: [[META1]] = distinct !{[[META1]], [[META2:![0-9]+]]}61; CHECK: [[META2]] = distinct !{[[META2]], !"LVerDomain"}62; CHECK: [[META3]] = !{[[META4:![0-9]+]]}63; CHECK: [[META4]] = distinct !{[[META4]], [[META2]]}64;.65