QPR-12487 fix mem issue

Author: pcaspers

QuantExt/qle/math/openclenvironment.cpp

@@ -324,7 +324,7 @@ void OpenClFramework::init() {
 
         for (std::size_t d = 0; d < nDevices_[p]; ++d) {
             char deviceName[ORE_OPENCL_MAX_N_DEV_INFO], driverVersion[ORE_OPENCL_MAX_N_DEV_INFO],
-                deviceVersion[ORE_OPENCL_MAX_N_DEV_INFO], deviceExtensions[ORE_OPENCL_MAX_N_DEV_INFO];
+                deviceVersion[ORE_OPENCL_MAX_N_DEV_INFO], deviceExtensions[ORE_OPENCL_MAX_N_DEV_INFO_LARGE];
             cl_device_fp_config doubleFpConfig;
 
             clGetDeviceInfo(devices_[p][d], CL_DEVICE_NAME, ORE_OPENCL_MAX_N_DEV_INFO, &deviceName, NULL);