Extend QSharedMemory to work with qsizetype for sizes

This allows larger than 2G memory segments to be allocated.

Fixes: QTBUG-76995
Change-Id: I95309eeea511fadb28724c7592298c2fcc6f1d1a
Reviewed-by: Volker Hilsheimer <volker.hilsheimer@qt.io>

1 files changed, 2 insertions, 2 deletions

diff --git a/src/corelib/kernel/qsharedmemory.h b/src/corelib/kernel/qsharedmemory.h
index 6236c6aa4c..0197b18624 100644
--- a/src/corelib/kernel/qsharedmemory.h
+++ b/src/corelib/kernel/qsharedmemory.h
@@ -103,8 +103,8 @@ public:
     void setNativeKey(const QString &key);
     QString nativeKey() const;
 
-    bool create(int size, AccessMode mode = ReadWrite);
-    int size() const;
+    bool create(qsizetype size, AccessMode mode = ReadWrite);
+    qsizetype size() const;
 
     bool attach(AccessMode mode = ReadWrite);
     bool isAttached() const;