diff --git a/openmp/libomptarget/DeviceRTL/CMakeLists.txt b/openmp/libomptarget/DeviceRTL/CMakeLists.txt
--- a/openmp/libomptarget/DeviceRTL/CMakeLists.txt
+++ b/openmp/libomptarget/DeviceRTL/CMakeLists.txt
@@ -85,10 +85,6 @@
   set(amdgpu_mcpus ${LIBOMPTARGET_AMDGCN_GFXLIST})
 endif()
 
-# Activate RTL message dumps if requested by the user.
-set(LIBOMPTARGET_DEVICE_DEBUG FALSE CACHE BOOL
-  "Activate DeviceRTL debug messages.")
-
 set(include_files
   ${include_directory}/Configuration.h
   ${include_directory}/Debug.h
@@ -136,12 +132,6 @@
              ${LIBOMPTARGET_LLVM_INCLUDE_DIRS_DEVICERTL}
 )
 
-if(${LIBOMPTARGET_DEVICE_DEBUG})
-  list(APPEND bc_flags -DOMPTARGET_DEBUG=-1)
-else()
-  list(APPEND bc_flags -DOMPTARGET_DEBUG=0)
-endif()
-
 # first create an object target
 add_library(omptarget.devicertl.all_objs OBJECT IMPORTED)
 function(compileDeviceRTLLibrary target_cpu target_name target_triple)