[PATCH v2 06/14] selftests/nolibc: add mrproper for development

[Zhangjin Wu]

When want to start a new building with O= option, the old generated
files in the source code tree must be mrproper-ed, adding mrproper
target here to avoid switch to the source code tree manually.

Signed-off-by: Zhangjin Wu <falcon@xxxxxxxxxxx>
---
 tools/testing/selftests/nolibc/Makefile | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/tools/testing/selftests/nolibc/Makefile b/tools/testing/selftests/nolibc/Makefile
index 06954b4b3885..9d9902b54e5e 100644
--- a/tools/testing/selftests/nolibc/Makefile
+++ b/tools/testing/selftests/nolibc/Makefile
@@ -199,6 +199,9 @@ MAKE_KERNEL   = $(MAKE) -C $(srctree) ARCH=$(ARCH) CC=$(CC) CROSS_COMPILE=$(CROS
 KERNEL_CONFIG = $(objtree)/.config
 KERNEL_IMAGE  = $(objtree)/$(IMAGE)
 
+mrproper:
+	$(Q)$(MAKE_KERNEL) mrproper
+
 defconfig:
 	$(Q)$(MAKE_KERNEL) mrproper $(DEFCONFIG) prepare
 
-- 
2.25.1