diff options
| -rw-r--r-- | gcc/fortran/ChangeLog | 6 | ||||
| -rw-r--r-- | gcc/fortran/expr.c | 9 | ||||
| -rw-r--r-- | gcc/testsuite/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/testsuite/gfortran.dg/proc_assign_2.f90 | 21 |
4 files changed, 41 insertions, 0 deletions
diff --git a/gcc/fortran/ChangeLog b/gcc/fortran/ChangeLog index 640681b..f426aa2 100644 --- a/gcc/fortran/ChangeLog +++ b/gcc/fortran/ChangeLog @@ -1,3 +1,9 @@ +2008-01-31 Paul Thomas <pault@gcc.gnu.org> + + PR fortran/34910 + * expr.c (gfc_check_assign): It is an error to assign + to a sibling procedure. + 2008-01-30 Paul Thomas <pault@gcc.gnu.org> PR fortran/34975 diff --git a/gcc/fortran/expr.c b/gcc/fortran/expr.c index fb1886e..ac159f5 100644 --- a/gcc/fortran/expr.c +++ b/gcc/fortran/expr.c @@ -2705,6 +2705,15 @@ gfc_check_assign (gfc_expr *lvalue, gfc_expr *rvalue, int conform) bad_proc = true; } + /* (iv) Host associated and not the function symbol or the + parent result. This picks up sibling references, which + cannot be entries. */ + if (!sym->attr.entry + && sym->ns == gfc_current_ns->parent + && sym != gfc_current_ns->proc_name + && sym != gfc_current_ns->parent->proc_name->result) + bad_proc = true; + if (bad_proc) { gfc_error ("'%s' at %L is not a VALUE", sym->name, &lvalue->where); diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog index 2780a74..29c8ac9 100644 --- a/gcc/testsuite/ChangeLog +++ b/gcc/testsuite/ChangeLog @@ -1,3 +1,8 @@ +2008-01-31 Paul Thomas <pault@gcc.gnu.org> + + PR fortran/34910 + * gfortran.dg/proc_assign_2.f90: New test. + 2008-01-31 Douglas Gregor <doug.gregor@gmail.com> Jakub Jelinek <jakub@redhat.com> diff --git a/gcc/testsuite/gfortran.dg/proc_assign_2.f90 b/gcc/testsuite/gfortran.dg/proc_assign_2.f90 new file mode 100644 index 0000000..5a92be5 --- /dev/null +++ b/gcc/testsuite/gfortran.dg/proc_assign_2.f90 @@ -0,0 +1,21 @@ +! { dg-do compile } +! This checks the fix for PR34910, in which the invalid reference +! below caused an ICE. +! +! Contributed by Daniel Franke <dfranke@gcc.gnu.org> +! +MODULE foo +CONTAINS + INTEGER FUNCTION f() + f = 42 + CONTAINS + LOGICAL FUNCTION f1() + f1 = .TRUE. + END FUNCTION + + LOGICAL FUNCTION f2() + f1 = .FALSE. ! { dg-error "not a VALUE" } + END FUNCTION + END FUNCTION +END MODULE +! { dg-final { cleanup-modules "foo" } } |