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gcc/fortran:
[pf3gnuchains/gcc-fork.git]
/
gcc
/
testsuite
/
gfortran.dg
/
pr29581.f90
1
! PR tree-optimization/29581
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! { dg-do run }
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! { dg-options "-O2 -ftree-loop-linear" }
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SUBROUTINE FOO (K)
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INTEGER I, J, K, A(5,5), B
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COMMON A
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A(1,1) = 1
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10 B = 0
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DO 30 I = 1, K
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DO 20 J = 1, K
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B = B + A(I,J)
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20 CONTINUE
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A(I,I) = A(I,I) * 2
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30 CONTINUE
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IF (B.GE.3) RETURN
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GO TO 10
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END SUBROUTINE
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PROGRAM BAR
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INTEGER A(5,5)
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COMMON A
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CALL FOO (2)
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IF (A(1,1).NE.8) CALL ABORT
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A(1,1) = 0
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IF (ANY(A.NE.0)) CALL ABORT
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END