diff options
| -rw-r--r-- | gcc/fortran/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/fortran/expr.c | 2 | ||||
| -rw-r--r-- | gcc/testsuite/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/testsuite/gfortran.dg/pr85542.f90 | 7 |
4 files changed, 18 insertions, 1 deletions
diff --git a/gcc/fortran/ChangeLog b/gcc/fortran/ChangeLog index 03dbc62..e603fef 100644 --- a/gcc/fortran/ChangeLog +++ b/gcc/fortran/ChangeLog @@ -1,3 +1,8 @@ +2018-05-11 Steven G. Kargl <kargl@gcc.gnu.org> + + PR fortran/85542 + * expr.c (check_inquiry): Avoid NULL pointer dereference. + 2018-05-10 Steven G. Kargl <kargl@gcc.gnu.org> PR fortran/85687 diff --git a/gcc/fortran/expr.c b/gcc/fortran/expr.c index 9e113d2..e6ab822 100644 --- a/gcc/fortran/expr.c +++ b/gcc/fortran/expr.c @@ -2422,7 +2422,7 @@ check_inquiry (gfc_expr *e, int not_restricted) /* Assumed character length will not reduce to a constant expression with LEN, as required by the standard. */ - if (i == 5 && not_restricted + if (i == 5 && not_restricted && ap->expr->symtree && ap->expr->symtree->n.sym->ts.type == BT_CHARACTER && (ap->expr->symtree->n.sym->ts.u.cl->length == NULL || ap->expr->symtree->n.sym->ts.deferred)) diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog index 90bda6e..ddcba1f 100644 --- a/gcc/testsuite/ChangeLog +++ b/gcc/testsuite/ChangeLog @@ -1,3 +1,8 @@ +2018-05-11 Steven G. Kargl <kargl@gcc.gnu.org> + + PR fortran/85542 + * gfortran.dg/pr85542.f90: New test. + 2018-05-11 Martin Jambor <mjambor@suse.cz> PR ipa/85655 diff --git a/gcc/testsuite/gfortran.dg/pr85542.f90 b/gcc/testsuite/gfortran.dg/pr85542.f90 new file mode 100644 index 0000000..f61d2c9 --- /dev/null +++ b/gcc/testsuite/gfortran.dg/pr85542.f90 @@ -0,0 +1,7 @@ +! { dg-do compile } +! PR fortran/85542 +function f(x) + character(*), intent(in) :: x + character((len((x)))) :: f + f = x +end |