-D_GNU_SOURCE= will be provided by lib.mk CFLAGS, so -D_GNU_SOURCE should be dropped to prevent redefinition warnings. Signed-off-by: Edward Liaw <edliaw@xxxxxxxxxx> --- tools/testing/selftests/exec/Makefile | 1 - 1 file changed, 1 deletion(-) diff --git a/tools/testing/selftests/exec/Makefile b/tools/testing/selftests/exec/Makefile index ab67d58cfab7..ba012bc5aab9 100644 --- a/tools/testing/selftests/exec/Makefile +++ b/tools/testing/selftests/exec/Makefile @@ -1,7 +1,6 @@ # SPDX-License-Identifier: GPL-2.0 CFLAGS = -Wall CFLAGS += -Wno-nonnull -CFLAGS += -D_GNU_SOURCE ALIGNS := 0x1000 0x200000 0x1000000 ALIGN_PIES := $(patsubst %,load_address.%,$(ALIGNS)) -- 2.45.2.741.gdbec12cfda-goog