From 5e458496dc8bdc342bea6cf064d8da62f142463c Mon Sep 17 00:00:00 2001
From: David Ellis <isv.damocles@gmail.com>
Date: Wed, 12 Jun 2024 09:26:53 -0500
Subject: [PATCH] Fix an off-by-one error in the workgroup creation caught by
 the Raspberry Pi (#767)

---
 src/std/root.rs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/std/root.rs b/src/std/root.rs
index ab17aecd..32bec069 100644
--- a/src/std/root.rs
+++ b/src/std/root.rs
@@ -2219,7 +2219,7 @@ fn GPGPU_new_easy<'a>(source: &mut String, buffer: &'a mut wgpu::Buffer) -> GPGP
     let y_div = z_rem / 65535;
     let y = y_div + 1;
     let y_rem = z_rem.wrapping_rem(65535);
-    let x = y_rem + 1;
+    let x = std::cmp::max(y_rem, 1);
     GPGPU::new(source.clone(), vec![vec![buffer]], [x, y, z])
 }