diff --git a/gcc/cgraph.cc b/gcc/cgraph.cc
index d3cc06bbaed0..0159eaa768b5 100644
--- a/gcc/cgraph.cc
+++ b/gcc/cgraph.cc
@@ -3488,7 +3488,11 @@ cgraph_node::verify_node (void)
 	     "returns a pointer");
       error_found = true;
     }
-  if (definition && externally_visible
+  if (definition
+      && externally_visible
+      /* For aliases in lto1 free_lang_data doesn't guarantee preservation
+	 of opt_for_fn (decl, flag_semantic_interposition).  See PR105399.  */
+      && (!alias || !in_lto_p)
       && semantic_interposition
 	 != opt_for_fn (decl, flag_semantic_interposition))
     {
diff --git a/gcc/testsuite/g++.dg/lto/pr105399_0.C b/gcc/testsuite/g++.dg/lto/pr105399_0.C
new file mode 100644
index 000000000000..fc9149a7aa2d
--- /dev/null
+++ b/gcc/testsuite/g++.dg/lto/pr105399_0.C
@@ -0,0 +1,9 @@
+// PR lto/105399
+// { dg-lto-do link }
+// { dg-lto-options { { -fPIC -flto -Ofast } } }
+// { dg-require-effective-target shared }
+// { dg-require-effective-target fpic }
+// { dg-extra-ld-options "-shared -O2" }
+
+struct S { S (); };
+S::S () {}