diff options
Diffstat (limited to 'gcc/fortran/misc.c')
| -rw-r--r-- | gcc/fortran/misc.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/gcc/fortran/misc.c b/gcc/fortran/misc.c index 97df9eea94e..3ea8285f753 100644 --- a/gcc/fortran/misc.c +++ b/gcc/fortran/misc.c @@ -164,9 +164,19 @@ gfc_typename (gfc_typespec *ts) sprintf (buffer, "UNION(%s)", ts->u.derived->name); break; case BT_DERIVED: + if (ts->u.derived == NULL) + { + sprintf (buffer, "invalid type"); + break; + } sprintf (buffer, "TYPE(%s)", ts->u.derived->name); break; case BT_CLASS: + if (ts->u.derived == NULL) + { + sprintf (buffer, "invalid class"); + break; + } ts1 = ts->u.derived->components ? &ts->u.derived->components->ts : NULL; if (ts1 && ts1->u.derived && ts1->u.derived->attr.unlimited_polymorphic) sprintf (buffer, "CLASS(*)"); |