gcc/testsuite/gfortran.dg/matmul_bounds_15.f

   1 C { dg-do  run }
   2 C { dg-options "-fdump-tree-optimized -fcheck=bounds -fblas-matmul-limit=1 -O -fexternal-blas" }
   3 C { dg-shouldfail "Fortran runtime error: Incorrect extent in argument B in MATMUL intrinsic in dimension 1.*" }
   4 C { dg-additional-sources blas_gemm_routines.f }
   5       program main
   6       character(len=20) :: line
   7       integer :: n, m
   8       real, dimension(3,2) :: a
   9       real, dimension(:,:), allocatable :: b
  10       real, dimension(:,:), allocatable :: ret
  11       a = 1.0
  12       line = '3 3'
  13       read (unit=line,fmt=*) n, m
  14       allocate (b(n,m))
  15       b = 2.3
  16       ret = matmul(a,b)         ! This should throw an error.
  17       end
  18 ! { dg-output "Fortran runtime error: Incorrect extent in argument B in MATMUL intrinsic in dimension 1.*" }
  19 ! { dg-final { scan-tree-dump-times "_gfortran_matmul" 0 "optimized" } }