rules.mk: replace iremap when using GCC 8

The original -iremap is replaced by -fmacro-prefix-map in GCC 8 Signed-off-by: Syrone Wong <wong.syrone@gmail.com>
7 years ago · da9d760ea1
parent 139f99c058
commit da9d760ea1
1 changed files with 4 additions and 0 deletions
--- a/rules.mk
+++ b/rules.mk
@ -141,6 +141,10 @@ endif
 ifeq ($(or $(CONFIG_EXTERNAL_TOOLCHAIN),$(CONFIG_GCC_VERSION_4_8),$(CONFIG_TARGET_uml)),)
  iremap = -iremap$(1):$(2)
  # just overwrite iremap for GCC 8.1 and higher to keep backward compatibility
  ifeq ($(CONFIG_GCC_VERSION_8),y)
    iremap = -fmacro-prefix-map=$(1)=$(2)
  endif
 endif
 PACKAGE_DIR:=$(BIN_DIR)/packages