Fixes

10 years ago · 3a12dcfd06
parent 4e710f5e13
commit 3a12dcfd06
1 changed files with 10 additions and 6 deletions
--- a/test/core/util/test_config.c
+++ b/test/core/util/test_config.c
@ -123,13 +123,17 @@ static void crash_handler(int signum, siginfo_t *info, void *data) {

  addrlen = backtrace(addrlist, GPR_ARRAY_SIZE(addrlist));

-  symlist = backtrace_symbols(addrlist, addrlen);
-  for (i = 0; i < addrlen; i++) {
-    output_string("  ");
-    output_string(symlist[i]);
-    output_string("\n");
+  if (addrlen == 0) {
+    output_string("  no backtrace\n");
+  } else {
+    symlist = backtrace_symbols(addrlist, addrlen);
+    for (i = 0; i < addrlen; i++) {
+      output_string("  ");
+      output_string(symlist[i]);
+      output_string("\n");
+    }
+    free(symlist);
  }
-  free(symlist);

  raise(signum);
 }