Commit 3d5a55dd authored by Andrii Nakryiko's avatar Andrii Nakryiko Committed by Alexei Starovoitov
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selftests/bpf: make BPF compiler flags stricter 



We recently added -Wuninitialized, but it's not enough to catch various
silly mistakes or omissions. Let's go all the way to -Wall, just like we
do for user-space code.

Signed-off-by: default avatarAndrii Nakryiko <andrii@kernel.org>
Link: https://lore.kernel.org/r/20230309054015.4068562-5-andrii@kernel.org


Signed-off-by: default avatarAlexei Starovoitov <ast@kernel.org>
parent c8ed6685

tools/testing/selftests/bpf/Makefile

+2 −2
Original line number Diff line number Diff line
@@ -352,12 +352,12 @@ CLANG_TARGET_ARCH = --target=$(notdir $(CROSS_COMPILE:%-=%)) 
endif



CLANG_SYS_INCLUDES = $(call get_sys_includes,$(CLANG),$(CLANG_TARGET_ARCH))

BPF_CFLAGS = -g -Werror -D__TARGET_ARCH_$(SRCARCH) $(MENDIAN) 		\

BPF_CFLAGS = -g -Wall -Werror -D__TARGET_ARCH_$(SRCARCH) $(MENDIAN)	\

	     -I$(INCLUDE_DIR) -I$(CURDIR) -I$(APIDIR)			\

	     -I$(abspath $(OUTPUT)/../usr/include)



CLANG_CFLAGS = $(CLANG_SYS_INCLUDES) \

	       -Wno-compare-distinct-pointer-types -Wuninitialized

	       -Wno-compare-distinct-pointer-types



$(OUTPUT)/test_l4lb_noinline.o: BPF_CFLAGS += -fno-inline

$(OUTPUT)/test_xdp_noinline.o: BPF_CFLAGS += -fno-inline