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authorMartin KaFai Lau <kafai@fb.com>2018-07-19 22:34:10 -0700
committerDaniel Borkmann <daniel@iogearbox.net>2018-07-20 10:27:47 +0200
commit7c3e8b642bad6669e0023d3d6dedd87b2527a2c8 (patch)
treed139e1808b346d83d677a1a025d84bbfdb8a6913
parent36fc3c8c282c01ad1570bd864de52f128d731b75 (diff)
bpf: Use option "help" in the llvm-objcopy test
I noticed the "--version" option of the llvm-objcopy command has recently disappeared from the master llvm branch. It is currently used as a BTF support test in tools/testing/selftests/bpf/Makefile. This patch replaces it with "--help" which should be less error prone in the future. Fixes: c0fa1b6c3efc ("bpf: btf: Add BTF tests") Signed-off-by: Martin KaFai Lau <kafai@fb.com> Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>
-rw-r--r--tools/testing/selftests/bpf/Makefile2
1 files changed, 1 insertions, 1 deletions
diff --git a/tools/testing/selftests/bpf/Makefile b/tools/testing/selftests/bpf/Makefile
index 7a6214e9ae58..a362e3d7abc6 100644
--- a/tools/testing/selftests/bpf/Makefile
+++ b/tools/testing/selftests/bpf/Makefile
@@ -105,7 +105,7 @@ $(OUTPUT)/test_xdp_noinline.o: CLANG_FLAGS += -fno-inline
BTF_LLC_PROBE := $(shell $(LLC) -march=bpf -mattr=help 2>&1 | grep dwarfris)
BTF_PAHOLE_PROBE := $(shell $(BTF_PAHOLE) --help 2>&1 | grep BTF)
-BTF_OBJCOPY_PROBE := $(shell $(LLVM_OBJCOPY) --version 2>&1 | grep LLVM)
+BTF_OBJCOPY_PROBE := $(shell $(LLVM_OBJCOPY) --help 2>&1 | grep -i 'usage.*llvm')
ifneq ($(BTF_LLC_PROBE),)
ifneq ($(BTF_PAHOLE_PROBE),)