4 files changed, 18 insertions, 19 deletions
diff --git a/src/corelib/codecs/qtextcodec.cpp b/src/corelib/codecs/qtextcodec.cpp
index 680fcd7..5d62095 100644
--- a/src/corelib/codecs/qtextcodec.cpp
+++ b/src/corelib/codecs/qtextcodec.cpp
@@ -1573,9 +1573,6 @@ QTextCodec *QTextCodec::codecForHtml(const QByteArray &ba)
     cannot be detected from the content provided, \a defaultCodec is
     returned.
 
-    The behavior of this function is undefined if \a ba is not
-    encoded in unicode.
-
     \sa codecForHtml()
 */
 QTextCodec *QTextCodec::codecForUtfText(const QByteArray &ba, QTextCodec *defaultCodec)
@@ -1620,9 +1617,6 @@ QTextCodec *QTextCodec::codecForUtfText(const QByteArray &ba, QTextCodec *defaul
     that is capable of decoding the text to unicode. If the codec
     cannot be detected, this overload returns a Latin-1 QTextCodec.
 
-    The behavior of this function is undefined if \a ba is not
-    encoded in unicode.
-
     \sa codecForHtml()
 */
 QTextCodec *QTextCodec::codecForUtfText(const QByteArray &ba)
diff --git a/src/corelib/global/global.pri b/src/corelib/global/global.pri
index 0fe757d..b916b4d 100644
--- a/src/corelib/global/global.pri
+++ b/src/corelib/global/global.pri
@@ -19,7 +19,7 @@ INCLUDEPATH += $$QT_BUILD_TREE/src/corelib/global
 # Only used on platforms with CONFIG += precompile_header
 PRECOMPILED_HEADER = global/qt_pch.h
 
-linux-g++*:!static {
+linux*-g++*:!static {
    QMAKE_LFLAGS += -Wl,-e,qt_core_boilerplate
    prog=$$quote(if (/program interpreter: (.*)]/) { print $1; })
    DEFINES += ELF_INTERPRETER=\\\"$$system(readelf -l /bin/ls | perl -n -e \'$$prog\')\\\"
diff --git a/src/corelib/io/qiodevice.cpp b/src/corelib/io/qiodevice.cpp
index e4e6a15..b84961f 100644
--- a/src/corelib/io/qiodevice.cpp
+++ b/src/corelib/io/qiodevice.cpp
@@ -1404,6 +1404,9 @@ bool QIODevicePrivate::putCharHelper(char c)
 */
 bool QIODevice::getChar(char *c)
 {
+    Q_D(QIODevice);
+    CHECK_READABLE(getChar, false);
+
     char ch;
     return (1 == read(c ? c : &ch, 1));
 }
diff --git a/src/corelib/kernel/qtcore_eval.cpp b/src/corelib/kernel/qtcore_eval.cpp
index fe47a30..d5eb8c2 100644
--- a/src/corelib/kernel/qtcore_eval.cpp
+++ b/src/corelib/kernel/qtcore_eval.cpp
@@ -88,23 +88,12 @@ static const char will_shutdown_now[] =
     "timeout and will shut down.\n"
     "Contact http://qt.nokia.com/about/contact-us for pricing and purchasing information.\n";
 
-static int qt_eval_days_left()
+static int qt_eval_is_supported()
 {
     const char *const license_key = qt_eval_key_data + 12;
 
     // fast fail
     if (!qt_eval_key_data[0] || !*license_key)
-        return -2;
-
-    QDate today = QDate::currentDate();
-    QDate build = QLibraryInfo::buildDate();
-    return qMax(-1, today.daysTo(build) + 30);
-}
-
-static int qt_eval_is_supported()
-{
-    const char *const license_key = qt_eval_key_data + 12;
-    if (!qt_eval_key_data[0] || !*license_key)
         return -1;
 
     // is this an unsupported evaluation?
@@ -123,6 +112,16 @@ static int qt_eval_is_supported()
     return -1;
 }
 
+static int qt_eval_days_left()
+{
+    if (qt_eval_is_supported() < 0)
+        return -2;
+
+    QDate today = QDate::currentDate();
+    QDate build = QLibraryInfo::buildDate();
+    return qMax(-1, today.daysTo(build) + 30);
+}
+
 static QString qt_eval_string()
 {
     const char *msg;
@@ -178,6 +177,9 @@ public:
 
 void qt_core_eval_init(uint type)
 {
+    if (!type)
+        return;     // GUI app
+
     switch (qt_eval_days_left()) {
     case -2:
         return;