clarified test comment
llvm-svn: 245124
diff --git a/clang/test/CodeGenCXX/sanitize-dtor-callback.cpp b/clang/test/CodeGenCXX/sanitize-dtor-callback.cpp
index 59d498a..e208a6f 100644
--- a/clang/test/CodeGenCXX/sanitize-dtor-callback.cpp
+++ b/clang/test/CodeGenCXX/sanitize-dtor-callback.cpp
@@ -1,7 +1,8 @@
// Test -fsanitize-memory-use-after-dtor
// RUN: %clang_cc1 -fsanitize=memory -fsanitize-memory-use-after-dtor -std=c++11 -triple=x86_64-pc-linux -emit-llvm -o - %s | FileCheck %s
-// Sanitizing dtor is emitted in dtor for every class
+// Sanitizing dtor is emitted in dtor for every class, and only
+// poisons once.
struct Simple {
int x;