[C++] Fix WordWriter::MaybeAddWhitespace

1 files changed, 1 insertions, 1 deletions

diff --git a/strutil.cc b/strutil.cc
index 01900d2..400565a 100644
--- a/strutil.cc
+++ b/strutil.cc
@@ -56,7 +56,7 @@ WordWriter::WordWriter(string* o)
 }
 
 void WordWriter::MaybeAddWhitespace() {
-  if (!needs_space_) {
+  if (needs_space_) {
     out_->push_back(' ');
   } else {
     needs_space_ = true;