1 ; RUN: opt < %s -loop-reduce -S \ 2 ; RUN: | grep "icmp eq i2 %lsr.iv.next, %xmp4344" 3 4 ; Don't reverse the iteration if the rhs of the compare is defined 5 ; inside the loop. 6 7 ; Provide legal integer types. 8 ; Declare i2 as legal so that IVUsers accepts to consider %indvar3451 9 target datalayout = "n2:8:16:32:64" 10 11 define void @Fill_Buffer(i2* %p) nounwind { 12 entry: 13 br label %bb8 14 15 bb8: 16 %indvar34 = phi i32 [ 0, %entry ], [ %indvar.next35, %bb8 ] 17 %indvar3451 = trunc i32 %indvar34 to i2 18 %xmp4344 = load i2, i2* %p 19 %xmp104 = icmp eq i2 %indvar3451, %xmp4344 20 %indvar.next35 = add i32 %indvar34, 1 21 br i1 %xmp104, label %bb10, label %bb8 22 23 bb10: 24 unreachable 25 } 26
