diff options
Diffstat (limited to 'tools/perf/config/feature-checks/test-libunwind.c')
| -rw-r--r-- | tools/perf/config/feature-checks/test-libunwind.c | 27 | 
1 files changed, 27 insertions, 0 deletions
diff --git a/tools/perf/config/feature-checks/test-libunwind.c b/tools/perf/config/feature-checks/test-libunwind.c new file mode 100644 index 00000000000..43b9369bcab --- /dev/null +++ b/tools/perf/config/feature-checks/test-libunwind.c @@ -0,0 +1,27 @@ +#include <libunwind.h> +#include <stdlib.h> + +extern int UNW_OBJ(dwarf_search_unwind_table) (unw_addr_space_t as, +                                      unw_word_t ip, +                                      unw_dyn_info_t *di, +                                      unw_proc_info_t *pi, +                                      int need_unwind_info, void *arg); + + +#define dwarf_search_unwind_table UNW_OBJ(dwarf_search_unwind_table) + +static unw_accessors_t accessors; + +int main(void) +{ +	unw_addr_space_t addr_space; + +	addr_space = unw_create_addr_space(&accessors, 0); +	if (addr_space) +		return 0; + +	unw_init_remote(NULL, addr_space, NULL); +	dwarf_search_unwind_table(addr_space, 0, NULL, NULL, 0, NULL); + +	return 0; +}  | 
