Avoid reinitializing the types twice.
diff --git a/Parser/asdl_c.py b/Parser/asdl_c.py
index a853f5e..e1dd463 100755
--- a/Parser/asdl_c.py
+++ b/Parser/asdl_c.py
@@ -446,6 +446,7 @@
self.emit("static int init_types(void)",0)
self.emit("{", 0)
self.emit("if (initialized) return 1;", 1)
+ self.emit("initialized = 1;", 1)
for dfn in mod.dfns:
self.visit(dfn)
self.emit("return 1;", 0);
diff --git a/Python/Python-ast.c b/Python/Python-ast.c
index cf27129..6935851 100644
--- a/Python/Python-ast.c
+++ b/Python/Python-ast.c
@@ -392,6 +392,7 @@
static int init_types(void)
{
if (initialized) return 1;
+ initialized = 1;
mod_type = make_type("mod", &PyBaseObject_Type, NULL, 0);
Module_type = make_type("Module", mod_type, Module_fields, 1);
Interactive_type = make_type("Interactive", mod_type,