diff options
Diffstat (limited to 'gcc/fortran')
| -rw-r--r-- | gcc/fortran/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/fortran/interface.c | 9 |
2 files changed, 12 insertions, 2 deletions
diff --git a/gcc/fortran/ChangeLog b/gcc/fortran/ChangeLog index 6c9f246..9be20c8 100644 --- a/gcc/fortran/ChangeLog +++ b/gcc/fortran/ChangeLog @@ -1,3 +1,8 @@ +2017-11-09 Steven G. Kargl <kargl@gcc.gnu.org> + + PR fortran/78814 + * interface.c (symbol_rank): Check for NULL pointer. + 2017-11-08 Steven G. Kargl <kargl@kgcc.gnu.org> PR Fortran/82841 diff --git a/gcc/fortran/interface.c b/gcc/fortran/interface.c index 9f0fcc8..1b7ebf5 100644 --- a/gcc/fortran/interface.c +++ b/gcc/fortran/interface.c @@ -1262,8 +1262,13 @@ generic_correspondence (gfc_formal_arglist *f1, gfc_formal_arglist *f2, static int symbol_rank (gfc_symbol *sym) { - gfc_array_spec *as; - as = (sym->ts.type == BT_CLASS) ? CLASS_DATA (sym)->as : sym->as; + gfc_array_spec *as = NULL; + + if (sym->ts.type == BT_CLASS && CLASS_DATA (sym) && CLASS_DATA (sym)->as) + as = CLASS_DATA (sym)->as; + else + as = sym->as; + return as ? as->rank : 0; } |