diff options
Diffstat (limited to 'gcc/fortran/resolve.c')
| -rw-r--r-- | gcc/fortran/resolve.c | 53 |
1 files changed, 47 insertions, 6 deletions
diff --git a/gcc/fortran/resolve.c b/gcc/fortran/resolve.c index 422cec2..955978b 100644 --- a/gcc/fortran/resolve.c +++ b/gcc/fortran/resolve.c @@ -7766,13 +7766,54 @@ resolve_allocate_expr (gfc_expr *e, gfc_code *code, bool *array_alloc_wo_spec) if (codimension) for (i = ar->dimen; i < ar->dimen + ar->codimen; i++) - if (ar->dimen_type[i] == DIMEN_THIS_IMAGE) - { - gfc_error ("Coarray specification required in ALLOCATE statement " - "at %L", &e->where); - goto failure; - } + { + switch (ar->dimen_type[i]) + { + case DIMEN_THIS_IMAGE: + gfc_error ("Coarray specification required in ALLOCATE statement " + "at %L", &e->where); + goto failure; + + case DIMEN_RANGE: + if (ar->start[i] == 0 || ar->end[i] == 0) + { + /* If ar->stride[i] is NULL, we issued a previous error. */ + if (ar->stride[i] == NULL) + gfc_error ("Bad array specification in ALLOCATE statement " + "at %L", &e->where); + goto failure; + } + else if (gfc_dep_compare_expr (ar->start[i], ar->end[i]) == 1) + { + gfc_error ("Upper cobound is less than lower cobound at %L", + &ar->start[i]->where); + goto failure; + } + break; + + case DIMEN_ELEMENT: + if (ar->start[i]->expr_type == EXPR_CONSTANT) + { + gcc_assert (ar->start[i]->ts.type == BT_INTEGER); + if (mpz_cmp_si (ar->start[i]->value.integer, 1) < 0) + { + gfc_error ("Upper cobound is less than lower cobound " + " of 1 at %L", &ar->start[i]->where); + goto failure; + } + } + break; + + case DIMEN_STAR: + break; + default: + gfc_error ("Bad array specification in ALLOCATE statement at %L", + &e->where); + goto failure; + + } + } for (i = 0; i < ar->dimen; i++) { if (ar->type == AR_ELEMENT || ar->type == AR_FULL) |