1; RUN: opt < %s -passes='function(loop-simplify),loop-extract' -S | FileCheck %s 2 3@label = common local_unnamed_addr global ptr null 4 5; CHECK: define 6; no outlined function 7; CHECK-NOT: define 8define i32 @sterix(i32 %n) { 9entry: 10 %tobool = icmp ne i32 %n, 0 11 ; this blockaddress references a basic block that goes in the extracted loop 12 %cond = select i1 %tobool, ptr blockaddress(@sterix, %for.cond), ptr blockaddress(@sterix, %exit) 13 store ptr %cond, ptr @label 14 %cmp5 = icmp sgt i32 %n, 0 15 br i1 %cmp5, label %for.body, label %exit 16 17for.cond: 18 %mul = shl nsw i32 %s.06, 1 19 %exitcond = icmp eq i32 %inc, %n 20 br i1 %exitcond, label %exit.loopexit, label %for.body 21 22for.body: 23 %i.07 = phi i32 [ %inc, %for.cond ], [ 0, %entry ] 24 %s.06 = phi i32 [ %mul, %for.cond ], [ 1, %entry ] 25 %inc = add nuw nsw i32 %i.07, 1 26 br label %for.cond 27 28exit.loopexit: 29 %phitmp = icmp ne i32 %s.06, 2 30 %phitmp8 = zext i1 %phitmp to i32 31 br label %exit 32 33exit: 34 %s.1 = phi i32 [ 1, %entry ], [ %phitmp8, %exit.loopexit ] 35 ret i32 %s.1 36} 37