From c211485e6f6c9fcd0ea9f5aa1943f8c95fdd186b Mon Sep 17 00:00:00 2001
From: Ben Noordhuis <info@bnoordhuis.nl>
Date: Sun, 9 Nov 2025 21:28:14 +0100
Subject: [PATCH] Fix Atomics.pause on 32 bits platforms
Use JS_VALUE_GET_NORM_TAG to get the type tag, not JS_VALUE_GET_TAG.
The latter doesn't work correctly with NaN boxing.
Refs: https://github.com/quickjs-ng/quickjs/issues/986#issuecomment-3508547332
---
quickjs.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/quickjs.c b/quickjs.c
index 4fb9f95b7..3970bb247 100644
--- a/quickjs.c
+++ b/quickjs.c
@@ -57112,7 +57112,7 @@ static JSValue js_atomics_pause(JSContext *ctx, JSValueConst this_obj,
double d;
if (argc > 0) {
- switch (JS_VALUE_GET_TAG(argv[0])) {
+ switch (JS_VALUE_GET_NORM_TAG(argv[0])) {
case JS_TAG_FLOAT64: // accepted if and only if fraction == 0.0
d = JS_VALUE_GET_FLOAT64(argv[0]);
if (isfinite(d))