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re PR middle-end/42393 ([graphite] internal compiler error: in check_loop_closed_ssa_use) 

Fix PR42393.

2009-12-17  Sebastian Pop  <sebastian.pop@amd.com>

	PR middle-end/42393
	* testsuite/gfortran.dg/graphite/pr42393.f90: New.

From-SVN: r155421
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Sebastian Pop 2009-12-23 07:50:43 +00:00 committed by Sebastian Pop
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2009-12-17 Sebastian Pop <sebastian.pop@amd.com>
PR middle-end/42393
* testsuite/gfortran.dg/graphite/pr42393.f90: New.
2009-12-17 Sebastian Pop <sebastian.pop@amd.com>
PR middle-end/42186

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gcc/testsuite/gfortran.dg/graphite/pr42393.f90 Normal file
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! { dg-options "-fgraphite-identity -O2" }
MODULE beta_gamma_psi
INTEGER, PARAMETER :: dp=KIND(0.0D0)
CONTAINS
FUNCTION basym (a, b, lambda, eps) RESULT(fn_val)
REAL(dp) :: a0(21), b0(21), bsum, c(21), d(21), dsum, &
j0, j1, r, r0, r1, s, sum, t, t0, t1, &
u, w, w0, z, z0, z2, zn, znm1
DO n = 2, num, 2
DO i = n, np1
b0(1) = r*a0(1)
DO m = 2, i
bsum = 0.0e0_dp
mm1 = m - 1
DO j = 1, mm1
mmj = m - j
bsum = bsum + (j*r - mmj)*a0(j)*b0(mmj)
END DO
b0(m) = r*a0(m) + bsum/m
END DO
c(i) = b0(i)/(i + 1.0e0_dp)
d(i) = -(dsum + c(i))
END DO
t0 = d(n)*w*j0
sum = sum + (t0 + t1)
END DO
fn_val = e0*t*u*sum
END FUNCTION basym
END MODULE beta_gamma_psi