-ifeq ($(or $(CONFIG_EXTERNAL_TOOLCHAIN),$(CONFIG_GCC_VERSION_4_8),$(CONFIG_TARGET_uml)),)
- iremap = -iremap $(1):$(2)
+ifeq ($(or $(CONFIG_EXTERNAL_TOOLCHAIN),$(CONFIG_TARGET_uml)),)
+ ifeq ($(CONFIG_GCC_USE_IREMAP),y)
+ iremap = -iremap$(1):$(2)
+ else
+ iremap = -f$(if $(CONFIG_REPRODUCIBLE_DEBUG_INFO),file,macro)-prefix-map=$(1)=$(2)
+ endif