From e85a10e9f5f6b17736babd321da8dceb72ea17af Mon Sep 17 00:00:00 2001
From: Andrew Kelley <superjoe30@gmail.com>
Date: Mon, 9 Apr 2018 00:52:45 -0400
Subject: async tcp server proof of concept

---
 src/codegen.cpp | 3 +++
 1 file changed, 3 insertions(+)

(limited to 'src/codegen.cpp')

diff --git a/src/codegen.cpp b/src/codegen.cpp
index be83f68349..2aca143524 100644
--- a/src/codegen.cpp
+++ b/src/codegen.cpp
@@ -408,6 +408,9 @@ static uint32_t get_err_ret_trace_arg_index(CodeGen *g, FnTableEntry *fn_table_e
     if (!g->have_err_ret_tracing) {
         return UINT32_MAX;
     }
+    if (fn_table_entry->type_entry->data.fn.fn_type_id.cc == CallingConventionAsync) {
+        return 0;
+    }
     TypeTableEntry *fn_type = fn_table_entry->type_entry;
     if (!fn_type_can_fail(&fn_type->data.fn.fn_type_id)) {
         return UINT32_MAX;
-- 
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