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1; NOTE: Assertions have been autogenerated by utils/update_test_checks.py2; RUN: opt -passes='loop-load-elim,indvars,loop-distribute' -enable-loop-distribute -S %s | FileCheck %s3 4define void @test_pr50940(ptr %A, ptr %B) {5; CHECK-LABEL: @test_pr50940(6; CHECK-NEXT: entry:7; CHECK-NEXT: br label [[OUTER_HEADER:%.*]]8; CHECK: outer.header:9; CHECK-NEXT: br i1 false, label [[OUTER_LATCH:%.*]], label [[INNER_PH:%.*]]10; CHECK: inner.ph:11; CHECK-NEXT: [[UGLYGEP:%.*]] = getelementptr i8, ptr [[A:%.*]], i64 412; CHECK-NEXT: [[GEP_A_3:%.*]] = getelementptr inbounds i16, ptr [[A]], i64 313; CHECK-NEXT: br label [[INNER_LVER_CHECK:%.*]]14; CHECK: inner.lver.check:15; CHECK-NEXT: [[UGLYGEP1:%.*]] = getelementptr i8, ptr [[A]], i64 816; CHECK-NEXT: [[UGLYGEP2:%.*]] = getelementptr i8, ptr [[B:%.*]], i64 217; CHECK-NEXT: [[BOUND0:%.*]] = icmp ult ptr [[UGLYGEP]], [[UGLYGEP2]]18; CHECK-NEXT: [[BOUND1:%.*]] = icmp ult ptr [[B]], [[UGLYGEP1]]19; CHECK-NEXT: [[FOUND_CONFLICT:%.*]] = and i1 [[BOUND0]], [[BOUND1]]20; CHECK-NEXT: br i1 [[FOUND_CONFLICT]], label [[INNER_PH3_LVER_ORIG:%.*]], label [[INNER_PH3_LDIST1:%.*]]21; CHECK: inner.ph3.lver.orig:22; CHECK-NEXT: br label [[INNER_LVER_ORIG:%.*]]23; CHECK: inner.lver.orig:24; CHECK-NEXT: [[IV_LVER_ORIG:%.*]] = phi i16 [ 0, [[INNER_PH3_LVER_ORIG]] ], [ [[IV_NEXT_LVER_ORIG:%.*]], [[INNER_LVER_ORIG]] ]25; CHECK-NEXT: [[L_LVER_ORIG:%.*]] = load <2 x i16>, ptr [[UGLYGEP]], align 126; CHECK-NEXT: store i16 0, ptr [[GEP_A_3]], align 127; CHECK-NEXT: store i16 1, ptr [[B]], align 128; CHECK-NEXT: [[IV_NEXT_LVER_ORIG]] = add nuw nsw i16 [[IV_LVER_ORIG]], 129; CHECK-NEXT: [[C_1_LVER_ORIG:%.*]] = icmp ult i16 [[IV_LVER_ORIG]], 3830; CHECK-NEXT: br i1 [[C_1_LVER_ORIG]], label [[INNER_LVER_ORIG]], label [[EXIT_LOOPEXIT:%.*]], !llvm.loop [[LOOP0:![0-9]+]]31; CHECK: inner.ph3.ldist1:32; CHECK-NEXT: br label [[INNER_LDIST1:%.*]]33; CHECK: inner.ldist1:34; CHECK-NEXT: [[IV_LDIST1:%.*]] = phi i16 [ 0, [[INNER_PH3_LDIST1]] ], [ [[IV_NEXT_LDIST1:%.*]], [[INNER_LDIST1]] ]35; CHECK-NEXT: [[L_LDIST1:%.*]] = load <2 x i16>, ptr [[UGLYGEP]], align 1, !alias.scope [[META2:![0-9]+]], !noalias [[META5:![0-9]+]]36; CHECK-NEXT: store i16 0, ptr [[GEP_A_3]], align 1, !alias.scope [[META2]], !noalias [[META5]]37; CHECK-NEXT: [[IV_NEXT_LDIST1]] = add nuw nsw i16 [[IV_LDIST1]], 138; CHECK-NEXT: [[C_1_LDIST1:%.*]] = icmp ult i16 [[IV_LDIST1]], 3839; CHECK-NEXT: br i1 [[C_1_LDIST1]], label [[INNER_LDIST1]], label [[INNER_PH3:%.*]]40; CHECK: inner.ph3:41; CHECK-NEXT: br label [[INNER:%.*]]42; CHECK: inner:43; CHECK-NEXT: [[IV:%.*]] = phi i16 [ 0, [[INNER_PH3]] ], [ [[IV_NEXT:%.*]], [[INNER]] ]44; CHECK-NEXT: store i16 1, ptr [[B]], align 1, !alias.scope [[META5]]45; CHECK-NEXT: [[IV_NEXT]] = add nuw nsw i16 [[IV]], 146; CHECK-NEXT: [[C_1:%.*]] = icmp ult i16 [[IV]], 3847; CHECK-NEXT: br i1 [[C_1]], label [[INNER]], label [[EXIT_LOOPEXIT4:%.*]]48; CHECK: outer.latch:49; CHECK-NEXT: br label [[OUTER_HEADER]]50; CHECK: exit.loopexit:51; CHECK-NEXT: br label [[EXIT:%.*]]52; CHECK: exit.loopexit4:53; CHECK-NEXT: br label [[EXIT]]54; CHECK: exit:55; CHECK-NEXT: ret void56;57entry:58 %gep.A.1 = getelementptr inbounds i16, ptr %A, i64 159 br label %outer.header60 61outer.header:62 %gep.A.2 = getelementptr inbounds i16, ptr %gep.A.1, i64 163 br i1 false, label %outer.latch, label %inner.ph64 65inner.ph: ; preds = %for.body566 %lcssa.gep = phi ptr [ %gep.A.2, %outer.header ]67 %gep.A.3 = getelementptr inbounds i16, ptr %A, i64 368 br label %inner69 70inner:71 %iv = phi i16 [ 0, %inner.ph ], [ %iv.next, %inner ]72 %l = load <2 x i16>, ptr %lcssa.gep, align 173 store i16 0, ptr %gep.A.3, align 174 store i16 1, ptr %B, align 175 %iv.next = add nuw nsw i16 %iv, 176 %c.1 = icmp ult i16 %iv, 3877 br i1 %c.1, label %inner, label %exit78 79outer.latch:80 br label %outer.header81 82exit:83 ret void84}85