1! { dg-do run } 2! { dg-options "-fbounds-check -fno-realloc-lhs" } 3! { dg-shouldfail "Fortran runtime error: Incorrect extent in return array in MATMUL intrinsic: is 3, should be 2" } 4program main 5 real, dimension(2,3) :: a 6 real, dimension(3) :: b 7 real, dimension(:), allocatable :: ret 8 allocate (ret(2)) 9 a = 1.0 10 b = 2.3 11 ret = matmul(a,b) ! This is OK 12 deallocate(ret) 13 allocate(ret(3)) 14 ret = matmul(a,b) ! This should throw an error. 15end program main 16! { dg-output "Fortran runtime error: Array bound mismatch for dimension 1 of array" } 17