Index: src/qt.pro
===================================================================
--- src/qt.pro.orig
+++ src/qt.pro
@@ -41,6 +41,8 @@ INPUTMETHOD_CPP	= inputmethod
 XML_CPP	        = xml
 STYLES_CPP	= styles
 EMBEDDED_CPP	= embedded
+TQMAKE_CFLAGS += -fno-strict-aliasing
+TQMAKE_CFLAGS_MT += -fno-strict-aliasing
 
 win32 {
 	contains(QT_PRODUCT,qt-internal) {