add a test and a couple minor bug fixes for the implicit-signed-integer-truncation sanitizer. This is PR#40566

llvm-svn: 352926
2019-02-01 21:59:27 +00:00
parent 259e1bdfdd
commit 2e719bc428
3 changed files with 7 additions and 2 deletions
--- a/libcxx/test/std/input.output/string.streams/stringstream.members/str.pass.cpp
+++ b/libcxx/test/std/input.output/string.streams/stringstream.members/str.pass.cpp
@@ -58,4 +58,9 @@ int main()
        ss << i << ' ' << 321;
        assert(ss.str() == L"89 3219 ");
    }
+    {
+        std::stringstream ss;
+        ss.write("\xd1", 1);
+        assert(ss.str().length() == 1);
+    }
 }