Enable detect_stack_use_after_return in UT

Author: chenBright

test/run_tests.sh

@@ -26,7 +26,7 @@ test_bins="test_butil test_bvar bthread*unittest brpc*unittest"
 for test_bin in $test_bins; do
     test_num=$((test_num + 1))
     >&2 echo "[runtest] $test_bin"
-    ASAN_OPTIONS="detect_leaks=0" ./$test_bin
+    ASAN_OPTIONS="detect_leaks=0:detect_stack_use_after_return=1" ./$test_bin
     # If ASan abort without detailed call stack of new/delete,
     # try to disable fast_unwind_on_malloc, which would be a performance killer.
     # ASAN_OPTIONS="fast_unwind_on_malloc=0:detect_leaks=0" ./$test_bin