From 625410faa055344b4894cc44a2056c450a0bb317 Mon Sep 17 00:00:00 2001
From: Josh Holtrop <jholtrop@gmail.com>
Date: Wed, 9 May 2018 19:48:42 -0400
Subject: [PATCH] Add some known built-in types to consider as TYPE_NAME tokens
 instead of IDENTIFIERs

---
 src/parser/parser.cc | 17 ++++++++++++++++-
 1 file changed, 16 insertions(+), 1 deletion(-)

diff --git a/src/parser/parser.cc b/src/parser/parser.cc
index ad94dd5..80254ff 100644
--- a/src/parser/parser.cc
+++ b/src/parser/parser.cc
@@ -200,7 +200,22 @@ void observe_type_name(const std::string & type_name)
     type_names.insert(type_name);
 }
 
+static const char * builtin_types[] = {
+    "__builtin_va_list",
+};
+
 bool is_type_name(const std::string & type_name)
 {
-    return type_names.count(type_name) != 0u;
+    if (type_names.count(type_name) != 0u)
+    {
+        return true;
+    }
+    for (size_t i = 0u; i < sizeof(builtin_types) / sizeof(builtin_types[0]); i++)
+    {
+        if (type_name == builtin_types[i])
+        {
+            return true;
+        }
+    }
+    return false;
 }