On Mon, Jan 22, 2018 at 8:52 PM, David Malcolm <dmalc...@redhat.com> wrote: > This patch adds a few extra assertions to selftest::test_location_wrappers. > > Successfully bootstrapped®rtested on x86_64-pc-linux-gnu. > OK for trunk?
Ok. > gcc/ChangeLog: > * tree.c (selftest::test_location_wrappers): Add more test > coverage. > --- > gcc/tree.c | 10 ++++++++++ > 1 file changed, 10 insertions(+) > > diff --git a/gcc/tree.c b/gcc/tree.c > index b3e93b8..c5baf08 100644 > --- a/gcc/tree.c > +++ b/gcc/tree.c > @@ -14490,6 +14490,8 @@ test_location_wrappers () > { > location_t loc = BUILTINS_LOCATION; > > + ASSERT_EQ (NULL_TREE, maybe_wrap_with_location (NULL_TREE, loc)); > + > /* Wrapping a constant. */ > tree int_cst = build_int_cst (integer_type_node, 42); > ASSERT_FALSE (CAN_HAVE_LOCATION_P (int_cst)); > @@ -14500,6 +14502,14 @@ test_location_wrappers () > ASSERT_EQ (loc, EXPR_LOCATION (wrapped_int_cst)); > ASSERT_EQ (int_cst, tree_strip_any_location_wrapper (wrapped_int_cst)); > > + /* We shouldn't add wrapper nodes for UNKNOWN_LOCATION. */ > + ASSERT_EQ (int_cst, maybe_wrap_with_location (int_cst, UNKNOWN_LOCATION)); > + > + /* We shouldn't add wrapper nodes for nodes that CAN_HAVE_LOCATION_P. */ > + tree cast = build1 (NOP_EXPR, char_type_node, int_cst); > + ASSERT_TRUE (CAN_HAVE_LOCATION_P (cast)); > + ASSERT_EQ (cast, maybe_wrap_with_location (cast, loc)); > + > /* Wrapping a STRING_CST. */ > tree string_cst = build_string (4, "foo"); > ASSERT_FALSE (CAN_HAVE_LOCATION_P (string_cst)); > -- > 1.8.5.3 >