diff options
| author | kargl <kargl@138bc75d-0d04-0410-961f-82ee72b054a4> | 2018-01-13 18:58:56 +0000 |
|---|---|---|
| committer | kargl <kargl@138bc75d-0d04-0410-961f-82ee72b054a4> | 2018-01-13 18:58:56 +0000 |
| commit | 49aba91bc4cb7106a07791e4c185c96d96ef71e1 (patch) | |
| tree | 947f3ed9212916cff54ca8932ef09f1811e77c7d /gcc/fortran/interface.c | |
| parent | 2c05e5f6e0d2f0a1d79a9d71dcd32274e44f5db7 (diff) | |
2012-01-13 Steven G. Kargl <kargl@gcc.gnu.org>
Backport from mainline
PR fortran/78814
* interface.c (symbol_rank): Check for NULL pointer.
2012-01-13 Steven G. Kargl <kargl@gcc.gnu.org>
Backport from mainline
PR fortran/78814
* gfortran.dg/interface_40.f90: New testcase.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/branches/gcc-7-branch@256646 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/fortran/interface.c')
| -rw-r--r-- | gcc/fortran/interface.c | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/gcc/fortran/interface.c b/gcc/fortran/interface.c index 6fe0647ecfea..2e5732a88106 100644 --- a/gcc/fortran/interface.c +++ b/gcc/fortran/interface.c @@ -1261,8 +1261,13 @@ 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; } |