X-Git-Url: https://git.sesse.net/?p=stockfish;a=blobdiff_plain;f=src%2Fbook.cpp;h=1dd5aa6dadb4675cec1be733b3fb5380cdaab8cf;hp=d5bab90b3f144cf167b3e8726905c938298c1fd9;hb=8751b18cf0b5ddb9d7549a465444d5ace215a097;hpb=2608b9249d9c25a699c8db8725e35bd4ec0b65ab

diff --git a/src/book.cpp b/src/book.cpp
index d5bab90b..1dd5aa6d 100644
--- a/src/book.cpp
+++ b/src/book.cpp
@@ -383,7 +383,7 @@ bool Book::open(const char* fName) {
       return false; // Silently fail if the file is not found
 
   // Get the book size in number of entries, we are already at the end of file
-  size = tellg() / sizeof(BookEntry);
+  size = (size_t)tellg() / sizeof(BookEntry);
 
   if (!good())
   {