From 459d72f8736ebd8372b9050c17e5f3bc00092573 Mon Sep 17 00:00:00 2001
From: Andrew Kelley <superjoe30@gmail.com>
Date: Thu, 21 Jun 2018 17:41:49 -0400
Subject: fix compiler crash for invalid enum

closes #1079
closes #1147
---
 src/analyze.cpp | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

(limited to 'src/analyze.cpp')

diff --git a/src/analyze.cpp b/src/analyze.cpp
index 479abef16a..5160a19e81 100644
--- a/src/analyze.cpp
+++ b/src/analyze.cpp
@@ -2318,8 +2318,9 @@ static void resolve_enum_zero_bits(CodeGen *g, TypeTableEntry *enum_type) {
         return;
 
     if (enum_type->data.enumeration.zero_bits_loop_flag) {
-        enum_type->data.enumeration.zero_bits_known = true;
-        enum_type->data.enumeration.zero_bits_loop_flag = false;
+        add_node_error(g, enum_type->data.enumeration.decl_node,
+            buf_sprintf("'%s' depends on itself", buf_ptr(&enum_type->name)));
+        enum_type->data.enumeration.is_invalid = true;
         return;
     }
 
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