From a11e73bee2266d4c568bdf9b23c891ac1365bb09 Mon Sep 17 00:00:00 2001
From: Andrew Kelley <superjoe30@gmail.com>
Date: Mon, 3 Sep 2018 12:38:24 -0400
Subject: compile error instead of segfault for unimplemented feature

closes #1103
---
 src/ir.cpp | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

(limited to 'src/ir.cpp')

diff --git a/src/ir.cpp b/src/ir.cpp
index 5d1bbe3c08..98c749f623 100644
--- a/src/ir.cpp
+++ b/src/ir.cpp
@@ -6693,7 +6693,10 @@ static IrInstruction *ir_gen_fn_proto(IrBuilder *irb, Scope *parent_scope, AstNo
                 return irb->codegen->invalid_instruction;
         }
     } else {
-        return_type = nullptr;
+        add_node_error(irb->codegen, node,
+            buf_sprintf("TODO implement inferred return types https://github.com/ziglang/zig/issues/447"));
+        return irb->codegen->invalid_instruction;
+        //return_type = nullptr;
     }
 
     IrInstruction *async_allocator_type_value = nullptr;
-- 
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