From 525dcaecba43f9931aff69fd7dd0cd5b443c2859 Mon Sep 17 00:00:00 2001
From: Jacob Young <jacobly0@users.noreply.github.com>
Date: Thu, 6 Oct 2022 22:27:32 -0400
Subject: behavior: enable stage2_c tests that are currently passing

Also fix C warnings triggered by these tests.
---
 src/codegen/c.zig | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

(limited to 'src')

diff --git a/src/codegen/c.zig b/src/codegen/c.zig
index 3e8398bb83..a973dd1fc5 100644
--- a/src/codegen/c.zig
+++ b/src/codegen/c.zig
@@ -1363,7 +1363,8 @@ pub const DeclGen = struct {
         }
         const name_end = buffer.items.len;
 
-        try bw.print("[{d}];\n", .{t.arrayLenIncludingSentinel()});
+        const c_len = t.arrayLenIncludingSentinel();
+        try bw.print("[{d}];\n", .{if (c_len > 0) c_len else 1});
 
         const rendered = buffer.toOwnedSlice();
         errdefer dg.typedefs.allocator.free(rendered);
@@ -3514,7 +3515,7 @@ fn airOptionalPayloadPtr(f: *Function, inst: Air.Inst.Index) !CValue {
     const payload_ty = opt_ty.optionalChild(&buf);
 
     if (!payload_ty.hasRuntimeBitsIgnoreComptime()) {
-        return operand;
+        return CValue.undefined_ptr;
     }
 
     if (opt_ty.optionalReprIsPayload()) {
-- 
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