diff options
Diffstat (limited to 'lib/sanitizer_common/sanitizer_printf.cc')
| -rw-r--r-- | lib/sanitizer_common/sanitizer_printf.cc | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/lib/sanitizer_common/sanitizer_printf.cc b/lib/sanitizer_common/sanitizer_printf.cc index 29a023b63..43bdf2c36 100644 --- a/lib/sanitizer_common/sanitizer_printf.cc +++ b/lib/sanitizer_common/sanitizer_printf.cc @@ -317,6 +317,7 @@ void InternalScopedString::append(const char *format, ...) { VSNPrintf(data() + length_, size() - length_, format, args); va_end(args); length_ += internal_strlen(data() + length_); + CHECK_LT(length_, size()); } } // namespace __sanitizer |