diff options
Diffstat (limited to 'tools/testing/selftests/nolibc')
| -rw-r--r-- | tools/testing/selftests/nolibc/nolibc-test.c | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/tools/testing/selftests/nolibc/nolibc-test.c b/tools/testing/selftests/nolibc/nolibc-test.c index cfb797bf416c..eede2887acf6 100644 --- a/tools/testing/selftests/nolibc/nolibc-test.c +++ b/tools/testing/selftests/nolibc/nolibc-test.c @@ -1299,6 +1299,23 @@ int test_openat(void) return 0; } +int test_nolibc_enosys(void) +{ + if (true) + return 0; + +#if defined(NOLIBC) + /* + * __nolibc_enosys() will fail the compilation. + * Make sure it can be optimized away if not actually called. + */ + if (__nolibc_enosys("something") != -ENOSYS) + return 1; +#endif + + return 0; +} + int test_namespace(void) { int original_ns, new_ns, ret; @@ -1467,6 +1484,7 @@ int run_syscall(int min, int max) CASE_TEST(munmap_bad); EXPECT_SYSER(1, munmap(NULL, 0), -1, EINVAL); break; CASE_TEST(mmap_munmap_good); EXPECT_SYSZR(1, test_mmap_munmap()); break; CASE_TEST(nanosleep); ts.tv_nsec = -1; EXPECT_SYSER(1, nanosleep(&ts, NULL), -1, EINVAL); break; + CASE_TEST(nolibc_enosys); EXPECT_ZR(is_nolibc, test_nolibc_enosys()); break; CASE_TEST(open_tty); EXPECT_SYSNE(1, tmp = open("/dev/null", O_RDONLY), -1); if (tmp != -1) close(tmp); break; CASE_TEST(open_blah); EXPECT_SYSER(1, tmp = open("/proc/self/blah", O_RDONLY), -1, ENOENT); if (tmp != -1) close(tmp); break; CASE_TEST(openat_dir); EXPECT_SYSZR(1, test_openat()); break; |