add test

Author: Christian Reinbold

tools/clang/test/CodeGenSPIRV/rayquery.debug.hlsl

@@ -0,0 +1,8 @@
+// RUN: %dxc -T cs_6_5 -E main -fspv-target-env=vulkan1.2 -fspv-debug=vulkan-with-source -spirv %s | FileCheck %s
+
+// CHECK: [[_:%[0-9]+]] = OpString "rayQueryKHR"
+
+[numthreads(64, 1, 1)]
+void main() {
+    RayQuery<RAY_FLAG_NONE> q;
+}