1 files changed, 8 insertions, 0 deletions
diff --git a/gcc/tree-inline.c b/gcc/tree-inline.c
index 83e4335..42ddb9f 100644
--- a/gcc/tree-inline.c
+++ b/gcc/tree-inline.c
@@ -4526,6 +4526,14 @@ expand_call_inline (basic_block bb, gimple stmt, copy_body_data *id)
   id->src_cfun = DECL_STRUCT_FUNCTION (fn);
   id->call_stmt = stmt;
 
+  /* If the the src function contains an IFN_VA_ARG, then so will the dst
+     function after inlining.  */
+  if ((id->src_cfun->curr_properties & PROP_gimple_lva) == 0)
+    {
+      struct function *dst_cfun = DECL_STRUCT_FUNCTION (id->dst_fn);
+      dst_cfun->curr_properties &= ~PROP_gimple_lva;
+    }
+
   gcc_assert (!id->src_cfun->after_inlining);
 
   id->entry_bb = bb;