commit 3a85a7bd7ea664fb594843433c51f3b6cbb320d3
Author: Jason Merrill <jason@redhat.com>
Date: Fri Nov 21 13:46:34 2014 -0500
PR c++/63588
* pt.c (uses_template_parms): Handle null argument.
@@ -8294,6 +8294,9 @@ for_each_template_parm (tree t, tree_fn_t fn, void* data,
int
uses_template_parms (tree t)
{
+ if (t == NULL_TREE)
+ return false;
+
bool dependent_p;
int saved_processing_template_decl;
new file mode 100644
@@ -0,0 +1,5 @@
+// PR c++/63588
+// { dg-do compile { target c++14 } }
+
+template <class T> T elements;
+int i = elements <>; // { dg-error "arguments" }