From b258e85ce2344cc654cbdc68364732c300660689 Mon Sep 17 00:00:00 2001
From: Chris Perkins <chris.perkins@intel.com>
Date: Tue, 7 Feb 2023 13:13:02 -0800
Subject: [PATCH] fix to make sure ONEAPI_DEVICE_SELECTOR is case insensitive

Signed-off-by: Chris Perkins <chris.perkins@intel.com>
---
 sycl/source/detail/device_filter.cpp | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/sycl/source/detail/device_filter.cpp b/sycl/source/detail/device_filter.cpp
index 3a767094a1e48..fbe849f0ba250 100644
--- a/sycl/source/detail/device_filter.cpp
+++ b/sycl/source/detail/device_filter.cpp
@@ -166,7 +166,11 @@ static void Parse_ODS_Device(ods_target &Target,
 }
 
 std::vector<ods_target>
-Parse_ONEAPI_DEVICE_SELECTOR(const std::string &envStr) {
+Parse_ONEAPI_DEVICE_SELECTOR(const std::string &envString) {
+  // lowercase
+  std::string envStr = envString;
+  std::transform(envStr.begin(), envStr.end(), envStr.begin(), ::tolower);
+
   std::vector<ods_target> Result;
   if (envStr.empty()) {
     ods_target acceptAnything;