gcc/testsuite/gfortran.dg/matmul_const.f90

   1 ! { dg-do  run }
   2 ! { dg-additional-options "-fno-frontend-optimize -fdump-tree-original" }
   3 program main
   4   integer, parameter :: A(3,2) = reshape([1,2,3,4,5,6],[3,2])
   5   integer, parameter :: B(2,3) = reshape([1,1,1,1,1,1],[2,3])
   6   character (len=30) :: line
   7   write (unit=line,fmt='(9i3)') matmul(A,B)
   8   if (line /= '  5  7  9  5  7  9  5  7  9') STOP 1
   9 end program main
  10 !  dg-final { scan-tree-dump-times "matmul_i4" 0 "original" } }