1 files changed, 2 insertions, 0 deletions
diff --git a/src/internal.cpp b/src/internal.cpp
index fbc7c9a1..84db5d82 100644
--- a/src/internal.cpp
+++ b/src/internal.cpp
@@ -207,6 +207,8 @@ consuming their surrounding whitespace.
 
     pj_chomp (c);
     n = strlen (c);
+    if (n==0)
+        return c;
 
     /* First collapse repeated whitespace (including +/;) */
     i = 0;