1 // SPDX-License-Identifier: GPL-2.0 2 #include <stdlib.h> 3 #include <dwarf.h> 4 #include <elfutils/libdw.h> 5 #include <elfutils/libdwfl.h> 6 #include <elfutils/version.h> 7 8 int test_libdw(void) 9 { 10 Dwarf *dbg = dwarf_begin(0, DWARF_C_READ); 11 12 return (long)dbg; 13 } 14 15 int test_libdw_unwind(void) 16 { 17 /* 18 * This function is guarded via: __nonnull_attribute__ (1, 2). 19 * Passing '1' as arguments value. This code is never executed, 20 * only compiled. 21 */ 22 dwfl_thread_getframes((void *) 1, (void *) 1, NULL); 23 return 0; 24 } 25 26 int test_libdw_getlocations(void) 27 { 28 Dwarf_Addr base, start, end; 29 Dwarf_Attribute attr; 30 Dwarf_Op *op; 31 size_t nops; 32 ptrdiff_t offset = 0; 33 34 return (int)dwarf_getlocations(&attr, offset, &base, &start, &end, &op, &nops); 35 } 36 37 int test_libdw_getcfi(void) 38 { 39 Dwarf *dwarf = NULL; 40 41 return dwarf_getcfi(dwarf) == NULL; 42 } 43 44 int test_elfutils(void) 45 { 46 Dwarf_CFI *cfi = NULL; 47 48 dwarf_cfi_end(cfi); 49 return 0; 50 } 51 52 int main(void) 53 { 54 return test_libdw() + test_libdw_unwind() + test_libdw_getlocations() + 55 test_libdw_getcfi() + test_elfutils(); 56 } 57