Birdtest: Small improve in checksum test

diff --git a/lib/checksum_test.c b/lib/checksum_test.c
index ede2ce063ad0c2d420eb51d83815b78ed9edbdb2..e5eb03ddb829ce78fbc6d74c301f788a5442a1bc 100644 (file)
--- a/lib/checksum_test.c
+++ b/lib/checksum_test.c
@@ -101,5 +101,9 @@ main(int argc, char *argv[])
 void
 bug(const char *msg, ...)
 {
+  va_list argptr;
+  va_start(argptr, msg);
+  vfprintf(stderr, msg, argptr);
+  va_end(argptr);
   abort();
 }