From d127c1d59ebf19e5ffaedece99a39f69712683b0 Mon Sep 17 00:00:00 2001
From: Daniele Cocca <daniele.cocca@gmail.com>
Date: Sat, 30 Apr 2022 07:34:21 +0100
Subject: CBE: handle returning `undefined` for ErrorUnion

Just like for Struct in 8238d4b33585a715c58ab559cd001dd3ea1db55b, in the
case of ErrorUnion struct we need to return a compound literal "(T){...}"
instead of just "{}", which is invalid code when used in e.g. a "return"
expression.
---
 src/codegen/c.zig | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'src')

diff --git a/src/codegen/c.zig b/src/codegen/c.zig
index 8f73daca46..2cd93d47fc 100644
--- a/src/codegen/c.zig
+++ b/src/codegen/c.zig
@@ -580,7 +580,7 @@ pub const DeclGen = struct {
                     64 => return writer.writeAll("(void *)0xaaaaaaaaaaaaaaaa"),
                     else => unreachable,
                 },
-                .Struct => {
+                .Struct, .ErrorUnion => {
                     try writer.writeByte('(');
                     try dg.renderTypecast(writer, ty);
                     return writer.writeAll("){0xaa}");
-- 
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