1; RUN: opt < %s -loop-deletion -S | grep switch 2; PR 1564 3 4define fastcc void @out() { 5 start: 6 br label %loop 7 unreachable: 8 unreachable 9 loop: 10 switch i32 0, label %unreachable [ 11 i32 0, label %loop 12 ] 13} 14