gcc-plugins: move GCC version check for PowerPC to Kconfig

For PowerPC, GCC 5.2 is the requirement for GCC plugins.  Move the
version check to Kconfig so that the GCC plugin menus will be hidden
if an older compiler is in use.

Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
Acked-by: Andrew Donnellan <andrew.donnellan@au1.ibm.com>
Reviewed-by: Kees Cook <keescook@chromium.org>

1 files changed, 0 insertions, 8 deletions

diff --git a/scripts/Makefile.gcc-plugins b/scripts/Makefile.gcc-plugins
index 708c8f6a5717..32bdf184eced 100644
--- a/scripts/Makefile.gcc-plugins
+++ b/scripts/Makefile.gcc-plugins
@@ -53,14 +53,6 @@ gcc-plugins-check: FORCE
 ifdef CONFIG_GCC_PLUGINS
   ifeq ($(PLUGINCC),)
     ifneq ($(GCC_PLUGINS_CFLAGS),)
-      # Various gccs between 4.5 and 5.1 have bugs on powerpc due to missing
-      # header files. gcc <= 4.6 doesn't work at all, gccs from 4.8 to 5.1 have
-      # issues with 64-bit targets.
-      ifeq ($(ARCH),powerpc)
-        ifeq ($(call cc-ifversion, -le, 0501, y), y)
-          @echo "Cannot use CONFIG_GCC_PLUGINS: plugin support on gcc <= 5.1 is buggy on powerpc, please upgrade to gcc 5.2 or newer" >&2 && exit 1
-        endif
-      endif
       ifeq ($(call cc-ifversion, -ge, 0405, y), y)
         $(Q)$(srctree)/scripts/gcc-plugin.sh --show-error "$(__PLUGINCC)" "$(HOSTCXX)" "$(CC)" || true
         @echo "Cannot use CONFIG_GCC_PLUGINS: your gcc installation does not support plugins, perhaps the necessary headers are missing?" >&2 && exit 1