blob: 10670bffd418c286202ec38a35a88a43d86538e4 [file] [log] [blame]
 ! { dg-do run } ! { dg-options "-fdump-tree-original" } ! ! PR fortran/56318 ! ! Contributed by Alberto Luaces ! SUBROUTINE mass_matrix DOUBLE PRECISION,PARAMETER::m1=1.d0 DOUBLE PRECISION,DIMENSION(3,2),PARAMETER::A1=reshape([1.d0,0.d0, 0.d0, & 0.d0,1.d0, 0.d0],[3,2]) DOUBLE PRECISION,DIMENSION(2,2),PARAMETER::Mel=reshape([1.d0/3.d0, 0.d0, & 0.d0, 1.d0/3.d0],[2,2]) DOUBLE PRECISION,DIMENSION(3,3)::MM1 MM1=m1*matmul(A1,matmul(Mel,transpose(A1))) !print '(3f8.3)', MM1 if (any (abs (MM1 & - reshape ([1.d0/3.d0, 0.d0, 0.d0, & 0.d0, 1.d0/3.d0, 0.d0, & 0.d0, 0.d0, 0.d0], & [3,3])) > epsilon(1.0d0))) & STOP 1 END SUBROUTINE mass_matrix program name implicit none integer, parameter :: A(3,2) = reshape([1,2,3,4,5,6],[3,2]) integer, parameter :: B(2,3) = reshape([3,17,23,31,43,71],[2,3]) integer, parameter :: C(3) = [-5,-7,-21] integer, parameter :: m1 = 1 ! print *, matmul(B,C) if (any (matmul(B,C) /= [-1079, -1793])) STOP 2 ! print *, matmul(C,A) if (any (matmul(C,A) /= [-82, -181])) STOP 3 ! print '(3i5)', m1*matmul(A,B) if (any (m1*matmul(A,B) /= reshape([71,91,111, 147,201,255, 327,441,555],& [3,3]))) & STOP 4 call mass_matrix end program name ! { dg-final { scan-tree-dump-times "matmul" 0 "original" } }