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authorDaniel Müller <deso@posteo.net>2022-06-28 16:01:25 +0000
committerAndrii Nakryiko <andrii@kernel.org>2022-07-05 21:15:19 -0700
commitbed56a6dd4cbf76ff757679a9333f9d3a72ed7ec (patch)
tree49127554ab76ffba9af4b4821ec1038f3c4cc323 /tools/testing/selftests/bpf/prog_tests
parent67d8ed4295258cb17e2bed7ed5ada92526a643f5 (diff)
selftests/bpf: Add test checking more characteristics
This change adds another type-based self-test that specifically aims to test some more characteristics of the TYPE_MATCH logic. Specifically, it covers a few more potential differences between types, such as different orders, enum variant values, and integer signedness. Signed-off-by: Daniel Müller <deso@posteo.net> Signed-off-by: Andrii Nakryiko <andrii@kernel.org> Link: https://lore.kernel.org/bpf/20220628160127.607834-9-deso@posteo.net
Diffstat (limited to 'tools/testing/selftests/bpf/prog_tests')
-rw-r--r--tools/testing/selftests/bpf/prog_tests/core_reloc.c37
1 files changed, 37 insertions, 0 deletions
diff --git a/tools/testing/selftests/bpf/prog_tests/core_reloc.c b/tools/testing/selftests/bpf/prog_tests/core_reloc.c
index 328dd744e5bd..eb47bfde459c 100644
--- a/tools/testing/selftests/bpf/prog_tests/core_reloc.c
+++ b/tools/testing/selftests/bpf/prog_tests/core_reloc.c
@@ -792,6 +792,43 @@ static const struct core_reloc_test_case test_cases[] = {
TYPE_BASED_CASE(type_based___all_missing, {
/* all zeros */
}),
+ TYPE_BASED_CASE(type_based___diff, {
+ .struct_exists = 1,
+ .union_exists = 1,
+ .enum_exists = 1,
+ .typedef_named_struct_exists = 1,
+ .typedef_anon_struct_exists = 1,
+ .typedef_struct_ptr_exists = 1,
+ .typedef_int_exists = 1,
+ .typedef_enum_exists = 1,
+ .typedef_void_ptr_exists = 1,
+ .typedef_func_proto_exists = 1,
+ .typedef_arr_exists = 1,
+
+ .struct_matches = 1,
+ .union_matches = 1,
+ .enum_matches = 1,
+ .typedef_named_struct_matches = 1,
+ .typedef_anon_struct_matches = 1,
+ .typedef_struct_ptr_matches = 1,
+ .typedef_int_matches = 0,
+ .typedef_enum_matches = 1,
+ .typedef_void_ptr_matches = 1,
+ .typedef_func_proto_matches = 0,
+ .typedef_arr_matches = 0,
+
+ .struct_sz = sizeof(struct a_struct___diff),
+ .union_sz = sizeof(union a_union___diff),
+ .enum_sz = sizeof(enum an_enum___diff),
+ .typedef_named_struct_sz = sizeof(named_struct_typedef___diff),
+ .typedef_anon_struct_sz = sizeof(anon_struct_typedef___diff),
+ .typedef_struct_ptr_sz = sizeof(struct_ptr_typedef___diff),
+ .typedef_int_sz = sizeof(int_typedef___diff),
+ .typedef_enum_sz = sizeof(enum_typedef___diff),
+ .typedef_void_ptr_sz = sizeof(void_ptr_typedef___diff),
+ .typedef_func_proto_sz = sizeof(func_proto_typedef___diff),
+ .typedef_arr_sz = sizeof(arr_typedef___diff),
+ }),
TYPE_BASED_CASE(type_based___diff_sz, {
.struct_exists = 1,
.union_exists = 1,