avoid some useless casts reported by -Wuseless-cast

The casts are useless, but the reports show some where we can actually
improve the code by replacing them with better alternatives like
converting whatever int type into a string instead of casting to a
specific one which might in the future be too small.

Reported-By: gcc -Wuseless-cast

1 files changed, 1 insertions, 4 deletions

diff --git a/ftparchive/writer.cc b/ftparchive/writer.cc
index bb855d532..91cb72d01 100644
--- a/ftparchive/writer.cc
+++ b/ftparchive/writer.cc
@@ -477,10 +477,7 @@ bool PackagesWriter::DoPackage(string FileName)
 
    // This lists all the changes to the fields we are going to make.
    std::vector<pkgTagSection::Tag> Changes;
-
-   std::string Size;
-   strprintf(Size, "%llu", (unsigned long long) FileSize);
-   Changes.push_back(pkgTagSection::Tag::Rewrite("Size", Size));
+   Changes.push_back(pkgTagSection::Tag::Rewrite("Size", std::to_string(FileSize)));
 
    for (HashStringList::const_iterator hs = Db.HashesList.begin(); hs != Db.HashesList.end(); ++hs)
    {