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1; RUN: opt < %s -passes='loop-mssa(loop-deletion,licm,loop-idiom)' -disable-output2; Check no assertion when loop-idiom deletes the MemSet already analyzed by licm3define void @set_array() {4 br i1 false, label %bb3.preheader.lr.ph, label %bb95 6bb3.preheader.lr.ph: ; preds = %07 br label %bb3.preheader8 9bb4: ; preds = %bb4.lr.ph, %bb710 %j.3.06 = phi i8 [ %j.3.17, %bb4.lr.ph ], [ %_tmp13, %bb7 ]11 br label %bb612 13bb6: ; preds = %bb4, %bb614 %k.4.04 = phi i8 [ 0, %bb4 ], [ %_tmp9, %bb6 ]15 %_tmp31 = sext i8 %j.3.06 to i6416 %_tmp4 = mul i64 %_tmp31, 1017 %_tmp5 = getelementptr i8, ptr undef, i64 %_tmp418 %_tmp7 = getelementptr i8, ptr %_tmp5, i8 %k.4.0419 store i8 42, ptr %_tmp720 %_tmp9 = add i8 %k.4.04, 121 %_tmp11 = icmp slt i8 %_tmp9, 1022 br i1 %_tmp11, label %bb6, label %bb723 24bb7: ; preds = %bb625 %_tmp13 = add i8 %j.3.06, 126 %_tmp15 = icmp slt i8 %_tmp13, 227 br i1 %_tmp15, label %bb4, label %bb3.bb1.loopexit_crit_edge28 29bb3.bb1.loopexit_crit_edge: ; preds = %bb730 %split = phi i8 [ %_tmp13, %bb7 ]31 br label %bb1.loopexit32 33bb1.loopexit: ; preds = %bb3.bb1.loopexit_crit_edge, %bb3.preheader34 %j.3.0.lcssa = phi i8 [ %split, %bb3.bb1.loopexit_crit_edge ], [ %j.3.17, %bb3.preheader ]35 br i1 false, label %bb3.preheader, label %bb1.bb9_crit_edge36 37bb3.preheader: ; preds = %bb3.preheader.lr.ph, %bb1.loopexit38 %j.3.17 = phi i8 [ undef, %bb3.preheader.lr.ph ], [ %j.3.0.lcssa, %bb1.loopexit ]39 %_tmp155 = icmp slt i8 %j.3.17, 240 br i1 %_tmp155, label %bb4.lr.ph, label %bb1.loopexit41 42bb4.lr.ph: ; preds = %bb3.preheader43 br label %bb444 45bb1.bb9_crit_edge: ; preds = %bb1.loopexit46 br label %bb947 48bb9: ; preds = %bb1.bb9_crit_edge, %049 ret void50}51 52