QtCore/IO: Fix some warnings on Windows (64bit).

- Warnings about conversion from size_t to int
- Unused variable.

Change-Id: I4a79fa6dc4b95551a64d282ae4307b0edff41201
Reviewed-by: Thiago Macieira <thiago.macieira@intel.com>

1 files changed, 1 insertions, 1 deletions

diff --git a/src/corelib/io/qprocess_win.cpp b/src/corelib/io/qprocess_win.cpp
index 510f72312e..4601f23791 100644
--- a/src/corelib/io/qprocess_win.cpp
+++ b/src/corelib/io/qprocess_win.cpp
@@ -282,7 +282,7 @@ QProcessEnvironment QProcessEnvironment::systemEnvironment()
     // This is not the case the other way round.
     if (wchar_t *envStrings = GetEnvironmentStringsW()) {
         for (const wchar_t *entry = envStrings; *entry; ) {
-            int entryLen = wcslen(entry);
+            const int entryLen = int(wcslen(entry));
             if (const wchar_t *equal = wcschr(entry, L'=')) {
                 int nameLen = equal - entry;
                 QString name = QString::fromWCharArray(entry, nameLen);