1! { dg-do compile }
2! { dg-options "-O2 -ftree-loop-distribution -fdump-tree-ldist-all" }
3
4Subroutine PADEC(DKS,DKDS,HVAR,WM,WG,FN,NS,AN,BN,CN,IT)
5  IMPLICIT REAL*8 (A-H, O-Z)
6  DIMENSION DKS(*),DKDS(*),HVAR(*)
7  COMPLEX*16 WM(*),WG(*),FN(*),AN(*),BN(*),CN(*)
8  COMPLEX*16 H2,CONST
9  COMMON/STRCH/ALP,BET,DH,ZH,UG,VG,T1,T2,DT,TOL,ALPHA ,HAMP,BUMP
10  Parameter (F1 = .8333333333333333D0, F2 = .0833333333333333D0)
11
12  SS=DT/(2.0D0)
13
14  do J=2,NS
15     BS=SS*DKS(J)*HVAR(J)*HVAR(J)
16     AN(J)=F1+2.*BS
17     BN(J)=F2-BS
18     CN(J)=F2-BS
19     H2=WM(J+1)
20
21     if(J.EQ.NS) then
22        CONST=CN(J)*H2
23     else
24        CONST=(0.D0,0.D0)
25     endif
26     FN(J)=(BS+F2)*(H2)+(F1-2.D0*BS)-CONST
27  end do
28
29  return
30end Subroutine PADEC
31
32! There are 5 legal partitions in this code.  Based on the data
33! locality heuristic, this loop should not be split.
34
35! { dg-final { scan-tree-dump-not "distributed: split to" "ldist" } }
36! { dg-final { cleanup-tree-dump "ldist" } }
37