From 651dc31247c2f637925ed6a6e92c8bc1a19efd5c Mon Sep 17 00:00:00 2001
From: Andrew Kelley <superjoe30@gmail.com>
Date: Thu, 25 Aug 2016 17:25:18 -0700
Subject: implement null as a literal type

---
 src/eval.cpp | 6 ++++++
 1 file changed, 6 insertions(+)

(limited to 'src/eval.cpp')

diff --git a/src/eval.cpp b/src/eval.cpp
index 1196e52d5c..31683a4873 100644
--- a/src/eval.cpp
+++ b/src/eval.cpp
@@ -45,6 +45,8 @@ bool const_values_equal(ConstExprValue *a, ConstExprValue *b, TypeTableEntry *ty
             zig_panic("TODO");
         case TypeTableEntryIdUndefLit:
             zig_panic("TODO");
+        case TypeTableEntryIdNullLit:
+            zig_panic("TODO");
         case TypeTableEntryIdMaybe:
             zig_panic("TODO");
         case TypeTableEntryIdErrorUnion:
@@ -650,6 +652,10 @@ void eval_const_expr_implicit_cast(CastOp cast_op,
             const_val->data.x_maybe = other_val;
             const_val->ok = true;
             break;
+        case CastOpNullToMaybe:
+            const_val->data.x_maybe = nullptr;
+            const_val->ok = true;
+            break;
         case CastOpErrorWrap:
             const_val->data.x_err.err = nullptr;
             const_val->data.x_err.payload = other_val;
-- 
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