lib/util: Prefer backtrace_symbols() for internal backtraces

[samba.git] / lib / util / fault.c

diff --git a/lib/util/fault.c b/lib/util/fault.c
index bfe4220afe95fed80499745e321a521305804e74..3b1d10dce89285c9d17c5768ebd30b1514723551 100644 (file)
--- a/lib/util/fault.c
+++ b/lib/util/fault.c
@@ -222,9 +222,13 @@ _PUBLIC_ void smb_panic(const char *why)
 void log_stack_trace(void)
 {
 #ifdef HAVE_LIBUNWIND
-       /* Try to use libunwind before any other technique since on ia64
-        * libunwind correctly walks the stack in more circumstances than
-        * backtrace.
+       /*
+        * --with-libunwind is required to use libunwind, the
+        * backtrace_symbols() code below is the default.
+        *
+        * This code is available because a previous version of this
+        * comment asserted that on ia64 libunwind correctly walks the
+        * stack in more circumstances than backtrace.
         */
        unw_cursor_t cursor;
        unw_context_t uc;