Fix MSVC warnings in tests.

- Unused variables
- conversion truncations
- Overflow in expressions like '-1 + sizeof()'

Change-Id: Ibbd18497951e9e7e9dccaf596cb4e864b69ec02c
Reviewed-by: Jason McDonald <jason.mcdonald@nokia.com>

3 files changed, 5 insertions, 2 deletions

diff --git a/tests/auto/gui/kernel/qkeysequence/tst_qkeysequence.cpp b/tests/auto/gui/kernel/qkeysequence/tst_qkeysequence.cpp
index 861ad3835d..c4db74b6ec 100644
--- a/tests/auto/gui/kernel/qkeysequence/tst_qkeysequence.cpp
+++ b/tests/auto/gui/kernel/qkeysequence/tst_qkeysequence.cpp
@@ -422,7 +422,9 @@ void tst_QKeySequence::mnemonic()
     QFETCH(QString, key);
     QFETCH(bool, warning);
 
-#ifndef QT_NO_DEBUG
+#ifdef QT_NO_DEBUG
+    Q_UNUSED(warning)
+#else
     if (warning) {
         QString str = QString::fromLatin1("QKeySequence::mnemonic: \"%1\" contains multiple occurrences of '&'").arg(string);
         QTest::ignoreMessage(QtWarningMsg, qPrintable(str));
diff --git a/tests/auto/gui/painting/qwmatrix/tst_qwmatrix.cpp b/tests/auto/gui/painting/qwmatrix/tst_qwmatrix.cpp
index f4cf586da1..26a68338a6 100644
--- a/tests/auto/gui/painting/qwmatrix/tst_qwmatrix.cpp
+++ b/tests/auto/gui/painting/qwmatrix/tst_qwmatrix.cpp
@@ -42,7 +42,7 @@
 
 #include <QtTest/QtTest>
 #include <qmatrix.h>
-#include <math.h>
+#include <qmath.h>
 #include <qpolygon.h>
 
 Q_DECLARE_METATYPE(QRect)
diff --git a/tests/auto/gui/qopengl/tst_qopengl.cpp b/tests/auto/gui/qopengl/tst_qopengl.cpp
index e8374b0cae..38208d27c8 100644
--- a/tests/auto/gui/qopengl/tst_qopengl.cpp
+++ b/tests/auto/gui/qopengl/tst_qopengl.cpp
@@ -118,6 +118,7 @@ struct SharedResource : public QOpenGLSharedResource
     void freeResource(QOpenGLContext *context)
     {
         Q_ASSERT(context == QOpenGLContext::currentContext());
+        Q_UNUSED(context)
         resource = 0;
         if (tracker)
             tracker->freeResourceCalls++;