From 9956cfeba694c923736da047cc5ef8171dfff0f5 Mon Sep 17 00:00:00 2001
From: "Gao, Xiang" <qasdfgtyuiop@gmail.com>
Date: Fri, 25 Jul 2025 10:41:09 -0700
Subject: [PATCH] Fix test_correctness_abs_float64

---
 runtime/helpers.cu | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/runtime/helpers.cu b/runtime/helpers.cu
index b343d1225ea..37d59595625 100644
--- a/runtime/helpers.cu
+++ b/runtime/helpers.cu
@@ -114,6 +114,10 @@ __device__ __bfloat fmax(__bfloat a, __bfloat b) {
   return __bfloat2float(a) > __bfloat2float(b) ? a : b;
 }
 
+__device__ double abs(double a) {
+  return a < 0 ? -a : a;
+}
+
 __device__ float abs(float a) {
   return fabs(a);
 }