diff options
Diffstat (limited to 'tools/build/feature/test-libdw.c')
-rw-r--r-- | tools/build/feature/test-libdw.c | 56 |
1 files changed, 56 insertions, 0 deletions
diff --git a/tools/build/feature/test-libdw.c b/tools/build/feature/test-libdw.c new file mode 100644 index 000000000000..aabd63ca76b4 --- /dev/null +++ b/tools/build/feature/test-libdw.c @@ -0,0 +1,56 @@ +// SPDX-License-Identifier: GPL-2.0 +#include <stdlib.h> +#include <dwarf.h> +#include <elfutils/libdw.h> +#include <elfutils/libdwfl.h> +#include <elfutils/version.h> + +int test_libdw(void) +{ + Dwarf *dbg = dwarf_begin(0, DWARF_C_READ); + + return dbg == NULL; +} + +int test_libdw_unwind(void) +{ + /* + * This function is guarded via: __nonnull_attribute__ (1, 2). + * Passing '1' as arguments value. This code is never executed, + * only compiled. + */ + dwfl_thread_getframes((void *) 1, (void *) 1, NULL); + return 0; +} + +int test_libdw_getlocations(void) +{ + Dwarf_Addr base, start, end; + Dwarf_Attribute attr; + Dwarf_Op *op; + size_t nops; + ptrdiff_t offset = 0; + + return (int)dwarf_getlocations(&attr, offset, &base, &start, &end, &op, &nops); +} + +int test_libdw_getcfi(void) +{ + Dwarf *dwarf = NULL; + + return dwarf_getcfi(dwarf) == NULL; +} + +int test_elfutils(void) +{ + Dwarf_CFI *cfi = NULL; + + dwarf_cfi_end(cfi); + return 0; +} + +int main(void) +{ + return test_libdw() + test_libdw_unwind() + test_libdw_getlocations() + + test_libdw_getcfi() + test_elfutils(); +} |