tools/testing/selftests/powerpc: remove redundant CFLAGS in Makefile: "-Wall -O2 -Wall" -> "-O2 -Wall"
There are repeated compiler flags "-Wall" in the Makefile. The redundant compiler flag appears to have been there from the introduction of the Makefile. Signed-off-by: Chijun Sima <simachijun@qq.com> Signed-off-by: Jiri Kosina <jkosina@suse.cz>
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@ -8,7 +8,7 @@ ifeq ($(ARCH),powerpc)
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GIT_VERSION = $(shell git describe --always --long --dirty || echo "unknown")
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CFLAGS := -std=gnu99 -Wall -O2 -Wall -Werror -DGIT_VERSION='"$(GIT_VERSION)"' -I$(CURDIR)/include $(CFLAGS)
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CFLAGS := -std=gnu99 -O2 -Wall -Werror -DGIT_VERSION='"$(GIT_VERSION)"' -I$(CURDIR)/include $(CFLAGS)
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export CFLAGS
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