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PR tree-optimization/47265
[pf3gnuchains/gcc-fork.git] / gcc / testsuite / gfortran.dg / graphite / pr36922.f
1 C PR tree-optimization/36922
2 C { dg-do compile }
3 C { dg-options "-O2 -ftree-loop-linear" }
4       SUBROUTINE PR36922(N,F,Z,C)
5       IMPLICIT DOUBLE PRECISION(A-H,O-Z)
6       DIMENSION C(23821),Z(0:2*N+1),F(0:2*N)
7       I=0
8       DO L=0,N
9         DO M=0,L
10           DO M2=M,L
11             I=I+1
12             C(I)=F(L+M)*F(L-M)*Z(L-M2)/(F(M2+M)*F(M2-M)*F(L-M2)*F(L-M2))
13           ENDDO
14         ENDDO
15       ENDDO
16       END