diff --git a/src/corelib/global/qendian.h b/src/corelib/global/qendian.h
index c9c4d23aab..9b939feea0 100644
--- a/src/corelib/global/qendian.h
+++ b/src/corelib/global/qendian.h
@@ -78,7 +78,10 @@ template <typename T> inline void qbswap(const T src, uchar *dest)
 // If you want to avoid the memcopy, you must write specializations for this function
 template <typename T> inline void qToUnaligned(const T src, uchar *dest)
 {
-    memcpy(dest, &src, sizeof(T));
+    // Using sizeof(T) inside memcpy function produces internal compiler error with
+    // MSVC2008/ARM in tst_endian -> use extra indirection to resolve size of T.
+    const size_t size = sizeof(T);
+    memcpy(dest, &src, size);
 }
 
 /* T qFromLittleEndian(const uchar *src)