Ilya Leoshkevich says:
====================
The two tests here did not make it into the main BTF_KIND_FLOAT series
because of dependency on LLVM.
v0: https://lore.kernel.org/bpf/
20210226202256.116518-10-iii@linux.ibm.com/
v1 -> v0: Per Alexei's suggestion, document the required LLVM commit.
v1: https://lore.kernel.org/bpf/
20210305170844.151594-1-iii@linux.ibm.com/
v1 -> v2: Per Andrii's suggestions, use double in
core_reloc_size___diff_sz and non-pointer member in
btf_dump_test_case_syntax.
====================
Signed-off-by: Alexei Starovoitov <ast@kernel.org>