[PATCH] Fix PR c++/48574
Dodji Seketeli
dodji@redhat.com
Fri May 6 11:13:00 GMT 2011
Jason Merrill <jason@redhat.com> writes:
> How about type_dependent_expression_p_push instead?
Like this ? Lightly tested. A full bootstrap and regression test is
under way.
Thanks.
gcc/cp/
PR c++/48574 * class.c (fixed_type_or_null): Use
type_dependent_p_push to test if the instance has a dependent
initializer.
gcc/testsuite/
PR c++/48574
* g++.dg/template/dependent-expr8.C: New test case.
---
gcc/cp/class.c | 2 +-
gcc/testsuite/g++.dg/template/dependent-expr8.C | 25 +++++++++++++++++++++++
2 files changed, 26 insertions(+), 1 deletions(-)
create mode 100644 gcc/testsuite/g++.dg/template/dependent-expr8.C
diff --git a/gcc/cp/class.c b/gcc/cp/class.c
index a67b34a..6b08a03 100644
--- a/gcc/cp/class.c
+++ b/gcc/cp/class.c
@@ -5939,7 +5939,7 @@ fixed_type_or_null (tree instance, int *nonnull, int *cdtorp)
itself. */
if (TREE_CODE (instance) == VAR_DECL
&& DECL_INITIAL (instance)
- && !type_dependent_expression_p (DECL_INITIAL (instance))
+ && !type_dependent_expression_p_push (DECL_INITIAL (instance))
&& !htab_find (ht, instance))
{
tree type;
diff --git a/gcc/testsuite/g++.dg/template/dependent-expr8.C b/gcc/testsuite/g++.dg/template/dependent-expr8.C
new file mode 100644
index 0000000..20014d6
--- /dev/null
+++ b/gcc/testsuite/g++.dg/template/dependent-expr8.C
@@ -0,0 +1,25 @@
+// Origin PR c++/48574
+// { dg-options "-std=c++0x" }
+// { dg-do compile }
+
+struct A
+{
+ virtual int foo();
+};
+
+void baz (int);
+
+template <typename T>
+void
+bar(T x)
+{
+ A &b = *x;
+ baz (b.foo ());
+}
+
+void
+foo()
+{
+ A a;
+ bar(&a);
+}
--
Dodji
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