From c17ae161fdb713652292d6dff7c9317cbac8bb25 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Valentin=20Clement=20=28=E3=83=90=E3=83=AC=E3=83=B3?=
 =?UTF-8?q?=E3=82=BF=E3=82=A4=E3=83=B3=20=E3=82=AF=E3=83=AC=E3=83=A1?=
 =?UTF-8?q?=E3=83=B3=29?= <clementval@gmail.com>
Date: Tue, 20 May 2025 11:04:06 -0700
Subject: [PATCH] [flang][cuda] Use nullptr for comparison (#140767)

Comparison without explicit nullptr seems to bring false positives. Use
explicit nullptr.
---
 flang-rt/lib/cuda/allocator.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/flang-rt/lib/cuda/allocator.cpp b/flang-rt/lib/cuda/allocator.cpp
index f4289c55bd8d..05d97a5db045 100644
--- a/flang-rt/lib/cuda/allocator.cpp
+++ b/flang-rt/lib/cuda/allocator.cpp
@@ -150,7 +150,7 @@ void *CUFAllocDevice(std::size_t sizeInBytes, std::int64_t *asyncObject) {
     CUDA_REPORT_IF_ERROR(
         cudaMallocManaged((void **)&p, sizeInBytes, cudaMemAttachGlobal));
   } else {
-    if (asyncObject == kNoAsyncObject) {
+    if (asyncObject == nullptr) {
       CUDA_REPORT_IF_ERROR(cudaMalloc(&p, sizeInBytes));
     } else {
       CUDA_REPORT_IF_ERROR(