From 3da744342ad4707fda04908b8529c025ff2a8881 Mon Sep 17 00:00:00 2001
From: Gregory Wells <me@gregorywells.dev>
Date: Mon, 21 Jul 2025 09:32:32 -0400
Subject: [PATCH] log out command buffer errros

---
 projects/apis/metal/src/submit/metal_submit.m | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/projects/apis/metal/src/submit/metal_submit.m b/projects/apis/metal/src/submit/metal_submit.m
index 9c49254..0a025f8 100644
--- a/projects/apis/metal/src/submit/metal_submit.m
+++ b/projects/apis/metal/src/submit/metal_submit.m
@@ -18,6 +18,9 @@ gnReturnCode metalSyncSubmit(gnOutputDevice device, gnSubmitSyncInfo info) {
             mtlSignalSemaphore(info.signalSemaphores[c], commandBuffer);
 
         [info.commandBuffers[i]->commandBuffer->commandBuffer addCompletedHandler:^(id<MTLCommandBuffer> buffer) {
+            if (buffer.error) {
+                NSLog(@"Command buffer error: %s", buffer.error.localizedDescription.UTF8String);
+            }
             if (atomic_fetch_sub_explicit(&buffersLeft, 1, memory_order_acq_rel) == 1) {
                 fenceToSignal->signaled = gnTrue;
             }