diff options
Diffstat (limited to 'gcc/fortran/resolve.c')
| -rw-r--r-- | gcc/fortran/resolve.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/gcc/fortran/resolve.c b/gcc/fortran/resolve.c index ea184a2..85d2091 100644 --- a/gcc/fortran/resolve.c +++ b/gcc/fortran/resolve.c @@ -4569,10 +4569,11 @@ resolve_array_ref (gfc_array_ref *ar) /* Fill in the upper bound, which may be lower than the specified one for something like a(2:10:5), which is identical to a(2:7:5). Only relevant for strides not equal - to one. */ + to one. Don't try a division by zero. */ if (ar->dimen_type[i] == DIMEN_RANGE && ar->stride[i] != NULL && ar->stride[i]->expr_type == EXPR_CONSTANT - && mpz_cmp_si (ar->stride[i]->value.integer, 1L) != 0) + && mpz_cmp_si (ar->stride[i]->value.integer, 1L) != 0 + && mpz_cmp_si (ar->stride[i]->value.integer, 0L) != 0) { mpz_t size, end; |