@@ -0,0 +1,29 @@
+// PR ipa/71146
+// { dg-do compile }
+// { dg-options "-O3" }
+
+typedef enum { X } E;
+struct A {
+ virtual void bar ();
+};
+struct B {
+ virtual E fn (const char *, int, int *) = 0;
+};
+struct C : A, B {
+ E fn (const char *, int, int *);
+ void fn2 ();
+ B *foo;
+};
+void C::fn2 () {
+ if (!foo)
+ return;
+ foo->fn (0, 0, 0);
+}
+E
+C::fn (const char *, int, int *)
+{
+ fn2 ();
+ foo = 0;
+ fn (0, 0, 0);
+ return X;
+}
@@ -4486,6 +4486,7 @@ expand_call_inline (basic_block bb, gimple *stmt, copy_body_data *id)
update_stmt (stmt);
id->src_node->remove ();
expand_call_inline (bb, stmt, id);
+ maybe_remove_unused_call_args (cfun, stmt);
return true;
}
fn = cg_edge->callee->decl;