@@ -1639,11 +1639,18 @@ ipa_get_indirect_edge_target_1 (struct cgraph_edge *ie,
return NULL_TREE;
target = gimple_get_virt_method_for_binfo (token, binfo);
}
-#ifdef ENABLE_CHECKING
- if (target)
- gcc_assert (possible_polymorphic_call_target_p
- (ie, cgraph_get_node (target)));
-#endif
+
+ if (target && !possible_polymorphic_call_target_p (ie,
+ cgraph_get_node (target)))
+ {
+ if (dump_file)
+ fprintf (dump_file,
+ "Type inconsident devirtualization: %s/%i->%s\n",
+ ie->caller->name (), ie->caller->order,
+ IDENTIFIER_POINTER (DECL_ASSEMBLER_NAME (target)));
+ target = builtin_decl_implicit (BUILT_IN_UNREACHABLE);
+ cgraph_get_create_node (target);
+ }
return target;
}
new file mode 100644
@@ -0,0 +1,34 @@
+/* { dg-do compile } */
+/* { dg-options "-O3 -fdump-ipa-cp" } */
+
+struct data {
+ data(int);
+};
+
+struct top {
+ virtual int topf();
+};
+
+struct intermediate: top {
+ int topf() /* override */ { return 0; }
+};
+
+struct child1: top {
+ void childf()
+ {
+ data d(topf());
+ }
+};
+
+struct child2: intermediate {};
+
+void test(top& t)
+{
+ child1& c = static_cast<child1&>(t);
+ c.childf();
+ child2 d;
+ test(d);
+}
+
+/* { dg-final { scan-ipa-dump "Type inconsident devirtualization" "cp" } } */
+/* { dg-final { cleanup-ipa-dump "cp" } } */