1; RUN: opt -passes=jump-threading -S < %s | FileCheck %s 2; CHECK: @main 3 4%struct.wobble = type { i8 } 5 6define i32 @main() local_unnamed_addr personality ptr undef { 7bb12: 8 br i1 false, label %bb13, label %bb28 9 10bb13: ; preds = %bb12 11 br label %bb14 12 13bb14: ; preds = %bb26, %bb13 14 %tmp15 = phi ptr [ %tmp27, %bb26 ], [ undef, %bb13 ] 15 %tmp16 = icmp slt i32 5, undef 16 %tmp17 = select i1 false, i1 true, i1 %tmp16 17 br label %bb18 18 19bb18: ; preds = %bb14 20 br i1 %tmp17, label %bb19, label %bb21 21 22bb19: ; preds = %bb18 23 %tmp20 = or i32 undef, 4 24 br label %bb21 25 26bb21: ; preds = %bb19, %bb18 27 %tmp22 = load i8, ptr %tmp15, align 1 28 br label %bb23 29 30bb23: ; preds = %bb21 31 br i1 %tmp17, label %bb24, label %bb25 32 33bb24: ; preds = %bb23 34 br label %bb25 35 36bb25: ; preds = %bb24, %bb23 37 invoke void undef(ptr undef, i32 0, i32 undef, i8 %tmp22) 38 to label %bb26 unwind label %bb33 39 40bb26: ; preds = %bb25 41 %tmp27 = getelementptr inbounds i8, ptr %tmp15, i64 1 42 br label %bb14 43 44bb28: ; preds = %bb12 45 unreachable 46 47bb33: ; preds = %bb25 48 %tmp34 = landingpad { ptr, i32 } 49 cleanup 50 unreachable 51} 52