From: Chris Duncan <chris@zoso.dev>
Date: Wed, 5 Feb 2025 13:56:46 +0000 (-0800)
Subject: Short-circuit 'and' does not appear to be working, at least within this select statement.
X-Git-Tag: v3.0.0~25
X-Git-Url: https://zoso.dev/?a=commitdiff_plain;h=620388d004c66a7e789ada76004d412266055e0b;p=nano-pow.git

Short-circuit 'and' does not appear to be working, at least within this select statement.
This reverts commit 79e20147888328156f07667ed5430c218455adbb.
---

diff --git a/src/shaders/compute.wgsl b/src/shaders/compute.wgsl
index 0ea306e..6f2a29a 100644
--- a/src/shaders/compute.wgsl
+++ b/src/shaders/compute.wgsl
@@ -1456,6 +1456,8 @@ fn main(id: vec3<u32>) {
 	* Set nonce if it passes the threshold and no other thread has set it.
 	* Only high bits are needed for comparison since threshold low bits are zero.
 	*/
-	work.nonce = select(work.nonce, m0, (BLAKE2B_IV_0.y ^ v0.y ^ v8.y) >= ubo.threshold && atomicExchange(&work.found, 1u) == 0u);
+	if ((BLAKE2B_IV_0.y ^ v0.y ^ v8.y) >= ubo.threshold && atomicExchange(&work.found, 1u) == 0u) {
+		work.nonce = m0;
+	}
 	return;
 }