GL_EXT_ray_query glslang updates, and test cases added.

Test/rayQuery-decls.rgen

@@ -0,0 +1,53 @@
+#version 460
+#extension GL_NV_ray_tracing : enable
+#extension GL_EXT_ray_query : enable
+
+struct Ray
+{
+    vec3 pos;
+    float tmin;
+    vec3 dir;
+    float tmax;
+};
+
+layout(binding = 0, set = 0) uniform accelerationStructureNV rtas;
+layout(std430, set = 0, binding = 2) buffer Rays { Ray rays[]; };
+layout(shaderRecordNV) buffer block
+{
+	uint idx;
+};
+
+uint launchIndex()
+{
+    return gl_LaunchIDNV.z*gl_LaunchSizeNV.x*gl_LaunchSizeNV.y + gl_LaunchIDNV.y*gl_LaunchSizeNV.x + gl_LaunchIDNV.x;
+}
+
+rayQueryEXT g_rayQueryArray[4];
+rayQueryEXT g_rayQueryUnused;
+
+void main()
+{
+    uint index = launchIndex();
+    Ray ray = rays[index];
+
+    rayQueryEXT rayQuery0a;
+    rayQueryEXT rayQuery0b;
+
+    g_rayQueryArray[idx] = rayQuery0b;  // Stored here, then overwritten with rayQuery0a
+    g_rayQueryArray[idx] = rayQuery0a;
+
+    // No separate allocation, just a handle copy
+    // optimizations should have eliminated load from global array
+    rayQueryEXT rayQuery0c = g_rayQueryArray[idx];
+
+    // rayQuery0a is the one actually used here
+    rayQueryInitializeEXT(rayQuery0c, rtas, gl_RayFlagsOpaqueEXT, 2, ray.pos, ray.tmin, ray.dir, ray.tmax);
+
+    // AllocateRayQuery occurs here, rather than next to allocas
+    // Should not be extray allocate, since above should allocate and copy
+    rayQueryEXT rayQuery1c;
+     // update the rayFlags as RAY_FLAG_FORCE_OPAQUE
+    rayQueryInitializeEXT(rayQuery1c, rtas, gl_RayFlagsOpaqueEXT, 1, ray.pos, ray.tmin, ray.dir, ray.tmax);
+
+    rayQueryInitializeEXT(rayQuery1c, rtas, 3, 4, ray.pos, ray.tmin, ray.dir, ray.tmax);
+}