diff options
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/fortran/interface.c | 2 | ||||
| -rw-r--r-- | gcc/testsuite/gfortran.dg/pr95584.f90 | 16 |
2 files changed, 17 insertions, 1 deletions
diff --git a/gcc/fortran/interface.c b/gcc/fortran/interface.c index b1a75a3..0cc504f 100644 --- a/gcc/fortran/interface.c +++ b/gcc/fortran/interface.c @@ -1257,7 +1257,7 @@ generic_correspondence (gfc_formal_arglist *f1, gfc_formal_arglist *f2, while (f1) { - if (f1->sym->attr.optional) + if (!f1->sym || f1->sym->attr.optional) goto next; if (p1 && strcmp (f1->sym->name, p1) == 0) diff --git a/gcc/testsuite/gfortran.dg/pr95584.f90 b/gcc/testsuite/gfortran.dg/pr95584.f90 new file mode 100644 index 0000000..4504f7b --- /dev/null +++ b/gcc/testsuite/gfortran.dg/pr95584.f90 @@ -0,0 +1,16 @@ +! { dg-do compile } + +program p + interface s + subroutine g(x, *) + end + subroutine h(y, *) + end + end interface +end + +! { dg-warning "Obsolescent feature: Alternate-return argument" " " { target *-*-* } 5 } +! { dg-warning "Obsolescent feature: Alternate-return argument" " " { target *-*-* } 7 } +! { dg-error ".1." " " { target *-*-* } 5 } +! { dg-error "Ambiguous interfaces in generic interface" " " { target *-*-* } 7 } + |