Merge with main repo.

1 files changed, 2 insertions, 1 deletions

diff --git a/dw/textblock.cc b/dw/textblock.cc
index 18303951..d88b411f 100644
--- a/dw/textblock.cc
+++ b/dw/textblock.cc
@@ -3129,7 +3129,8 @@ Textblock *Textblock::getTextblockForLine (Line *line)
 
 Textblock *Textblock::getTextblockForLine (int lineNo)
 {
-   int firstWord = lineNo == 0 ? 0 :lines->getRef(lineNo - 1)->lastWord + 1;
+   // Can also be used for a line not yet existing.
+   int firstWord = lineNo == 0 ? 0 : lines->getRef(lineNo - 1)->lastWord + 1;
    int lastWord = lineNo < lines->size() ?
       lines->getRef(lineNo)->lastWord : words->size() - 1;
    return getTextblockForLine (firstWord, lastWord);