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-rw-r--r--src/3rdparty/javascriptcore/JavaScriptCore/jit/JITStubs.cpp13
-rw-r--r--src/script/api/qscriptcontextinfo.cpp10
-rw-r--r--src/script/api/qscriptvalue.cpp8
-rw-r--r--src/script/script.pro2
-rw-r--r--tests/auto/qscriptcontext/tst_qscriptcontext.cpp12
-rw-r--r--tests/auto/qscriptengine/tst_qscriptengine.cpp51
-rw-r--r--tests/auto/qscriptvalue/tst_qscriptvalue.cpp5
7 files changed, 80 insertions, 21 deletions
diff --git a/src/3rdparty/javascriptcore/JavaScriptCore/jit/JITStubs.cpp b/src/3rdparty/javascriptcore/JavaScriptCore/jit/JITStubs.cpp
index b3c229e..d8027ff 100644
--- a/src/3rdparty/javascriptcore/JavaScriptCore/jit/JITStubs.cpp
+++ b/src/3rdparty/javascriptcore/JavaScriptCore/jit/JITStubs.cpp
@@ -1168,8 +1168,17 @@ DEFINE_STUB_FUNCTION(int, timeout_check)
globalData->exception = createInterruptedExecutionException(globalData);
VM_THROW_EXCEPTION_AT_END();
}
-
- CHECK_FOR_EXCEPTION_AT_END();
+#ifdef QT_BUILD_SCRIPT_LIB
+ else {
+ // It's possible that the call to QtScript's implementation of
+ // TimeoutChecker::didTimeOut() caused an error to be thrown.
+ // In that case, didTimeOut() should still return false, since
+ // we don't want the interrupted-exception to override the
+ // user-thrown error. But we need to check for exception here,
+ // otherwise JSC would continue normal execution.
+ CHECK_FOR_EXCEPTION_AT_END();
+ }
+#endif
return timeoutChecker->ticksUntilNextCheck();
}
diff --git a/src/script/api/qscriptcontextinfo.cpp b/src/script/api/qscriptcontextinfo.cpp
index 0f9de1d..182bc4a 100644
--- a/src/script/api/qscriptcontextinfo.cpp
+++ b/src/script/api/qscriptcontextinfo.cpp
@@ -159,12 +159,20 @@ QScriptContextInfoPrivate::QScriptContextInfoPrivate(const QScriptContext *conte
JSC::CodeBlock *codeBlock = frame->codeBlock();
if (returnPC && codeBlock && QScriptEnginePrivate::hasValidCodeBlockRegister(frame)) {
#if ENABLE(JIT)
- unsigned bytecodeOffset = codeBlock->getBytecodeIndex(frame, JSC::ReturnAddressPtr(returnPC));
+ JSC::JITCode code = codeBlock->getJITCode();
+ unsigned jitOffset = code.offsetOf(JSC::ReturnAddressPtr(returnPC).value());
+ // We can only use the JIT code offset if it's smaller than the JIT size;
+ // otherwise calling getBytecodeIndex() is meaningless.
+ if (jitOffset < code.size()) {
+ unsigned bytecodeOffset = codeBlock->getBytecodeIndex(frame, JSC::ReturnAddressPtr(returnPC));
#else
unsigned bytecodeOffset = returnPC - codeBlock->instructions().begin();
#endif
bytecodeOffset--; //because returnPC is on the next instruction. We want the current one
lineNumber = codeBlock->lineNumberForBytecodeOffset(const_cast<JSC::ExecState *>(frame), bytecodeOffset);
+#if ENABLE(JIT)
+ }
+#endif
}
}
}
diff --git a/src/script/api/qscriptvalue.cpp b/src/script/api/qscriptvalue.cpp
index 6037374..079cf92 100644
--- a/src/script/api/qscriptvalue.cpp
+++ b/src/script/api/qscriptvalue.cpp
@@ -536,7 +536,12 @@ void QScriptValue::setPrototype(const QScriptValue &prototype)
Q_D(QScriptValue);
if (!d || !d->isObject())
return;
- if (prototype.isValid() && QScriptValuePrivate::getEngine(prototype)
+
+ JSC::JSValue other = d->engine->scriptValueToJSCValue(prototype);
+ if (!other || !(other.isObject() || other.isNull()))
+ return;
+
+ if (QScriptValuePrivate::getEngine(prototype)
&& (QScriptValuePrivate::getEngine(prototype) != d->engine)) {
qWarning("QScriptValue::setPrototype() failed: "
"cannot set a prototype created in "
@@ -544,7 +549,6 @@ void QScriptValue::setPrototype(const QScriptValue &prototype)
return;
}
JSC::JSObject *thisObject = JSC::asObject(d->jscValue);
- JSC::JSValue other = d->engine->scriptValueToJSCValue(prototype);
// check for cycle
JSC::JSValue nextPrototypeValue = other;
diff --git a/src/script/script.pro b/src/script/script.pro
index ce5c778..c558ba8 100644
--- a/src/script/script.pro
+++ b/src/script/script.pro
@@ -73,7 +73,7 @@ INCLUDEPATH += $$WEBKITDIR/JavaScriptCore/generated
# This line copied from WebCore.pro
DEFINES += WTF_USE_JAVASCRIPTCORE_BINDINGS=1 WTF_CHANGES=1
-DEFINES += NDEBUG
+CONFIG(release, debug|release):DEFINES += NDEBUG
solaris-g++:isEqual(QT_ARCH,sparc) {
CONFIG -= separate_debug_info
diff --git a/tests/auto/qscriptcontext/tst_qscriptcontext.cpp b/tests/auto/qscriptcontext/tst_qscriptcontext.cpp
index 9d7e896..457188c 100644
--- a/tests/auto/qscriptcontext/tst_qscriptcontext.cpp
+++ b/tests/auto/qscriptcontext/tst_qscriptcontext.cpp
@@ -725,10 +725,7 @@ void tst_QScriptContext::backtrace_data()
expected << "<native>('hey') at -1"
<< "<eval>() at 3"
- << QString::fromLatin1("foo(arg1 = 'hello', arg2 = 456) at testfile:%0")
- // interpreter unfortunately doesn't provide line number for eval()
- .arg(qt_script_isJITEnabled() ? 2 : -1);
- expected
+ << "foo(arg1 = 'hello', arg2 = 456) at testfile:2"
<< "<global>() at testfile:4";
QTest::newRow("eval") << source << expected;
@@ -787,10 +784,7 @@ void tst_QScriptContext::backtrace_data()
expected << "<native>('hey') at -1"
<< "<eval>() at 3"
- << QString::fromLatin1("plop('hello', 456) at testfile:%0")
- // interpreter unfortunately doesn't provide line number for eval()
- .arg(qt_script_isJITEnabled() ? 3 : -1);
- expected
+ << "plop('hello', 456) at testfile:3"
<< "<global>() at testfile:5";
QTest::newRow("eval in member") << source << expected;
@@ -987,6 +981,8 @@ void tst_QScriptContext::backtrace()
QVERIFY(!eng.hasUncaughtException());
QVERIFY(ret.isArray());
QStringList slist = qscriptvalue_cast<QStringList>(ret);
+ QEXPECT_FAIL("eval", "QTBUG-17842: Missing line number in backtrace when function calls eval()", Continue);
+ QEXPECT_FAIL("eval in member", "QTBUG-17842: Missing line number in backtrace when function calls eval()", Continue);
QCOMPARE(slist, expectedbacktrace);
}
diff --git a/tests/auto/qscriptengine/tst_qscriptengine.cpp b/tests/auto/qscriptengine/tst_qscriptengine.cpp
index 1de34b4..bc4091d 100644
--- a/tests/auto/qscriptengine/tst_qscriptengine.cpp
+++ b/tests/auto/qscriptengine/tst_qscriptengine.cpp
@@ -157,6 +157,7 @@ private slots:
void reportAdditionalMemoryCost();
void gcWithNestedDataStructure();
void processEventsWhileRunning();
+ void throwErrorFromProcessEvents_data();
void throwErrorFromProcessEvents();
void disableProcessEventsInterval();
void stacktrace();
@@ -164,6 +165,7 @@ private slots:
void numberParsing();
void automaticSemicolonInsertion();
void abortEvaluation_notEvaluating();
+ void abortEvaluation_data();
void abortEvaluation();
void abortEvaluation_tryCatch();
void abortEvaluation_fromNative();
@@ -2962,17 +2964,42 @@ public:
QScriptEngine *engine;
};
+void tst_QScriptEngine::throwErrorFromProcessEvents_data()
+{
+ QTest::addColumn<QString>("script");
+ QTest::addColumn<QString>("error");
+
+ QTest::newRow("while (1)")
+ << QString::fromLatin1("while (1) { }")
+ << QString::fromLatin1("Error: Killed");
+ QTest::newRow("while (1) i++")
+ << QString::fromLatin1("i = 0; while (1) { i++; }")
+ << QString::fromLatin1("Error: Killed");
+ // Unlike abortEvaluation(), scripts should be able to catch the
+ // exception.
+ QTest::newRow("try catch")
+ << QString::fromLatin1("try {"
+ " while (1) { }"
+ "} catch(e) {"
+ " throw new Error('Caught');"
+ "}")
+ << QString::fromLatin1("Error: Caught");
+}
+
void tst_QScriptEngine::throwErrorFromProcessEvents()
{
+ QFETCH(QString, script);
+ QFETCH(QString, error);
+
QScriptEngine eng;
EventReceiver2 receiver(&eng);
QCoreApplication::postEvent(&receiver, new QEvent(QEvent::Type(QEvent::User+1)));
eng.setProcessEventsInterval(100);
- QScriptValue ret = eng.evaluate(QString::fromLatin1("while (1) { }"));
+ QScriptValue ret = eng.evaluate(script);
QVERIFY(ret.isError());
- QCOMPARE(ret.toString(), QString::fromLatin1("Error: Killed"));
+ QCOMPARE(ret.toString(), error);
}
void tst_QScriptEngine::disableProcessEventsInterval()
@@ -3387,8 +3414,26 @@ void tst_QScriptEngine::abortEvaluation_notEvaluating()
}
}
+void tst_QScriptEngine::abortEvaluation_data()
+{
+ QTest::addColumn<QString>("script");
+
+ QTest::newRow("while (1)")
+ << QString::fromLatin1("while (1) { }");
+ QTest::newRow("while (1) i++")
+ << QString::fromLatin1("i = 0; while (1) { i++; }");
+ QTest::newRow("try catch")
+ << QString::fromLatin1("try {"
+ " while (1) { }"
+ "} catch(e) {"
+ " throw new Error('Caught');"
+ "}");
+}
+
void tst_QScriptEngine::abortEvaluation()
{
+ QFETCH(QString, script);
+
QScriptEngine eng;
EventReceiver3 receiver(&eng);
@@ -3396,7 +3441,7 @@ void tst_QScriptEngine::abortEvaluation()
for (int x = 0; x < 4; ++x) {
QCoreApplication::postEvent(&receiver, new QEvent(QEvent::Type(QEvent::User+1)));
receiver.resultType = EventReceiver3::AbortionResult(x);
- QScriptValue ret = eng.evaluate(QString::fromLatin1("while (1) { }"));
+ QScriptValue ret = eng.evaluate(script);
switch (receiver.resultType) {
case EventReceiver3::None:
QVERIFY(!eng.hasUncaughtException());
diff --git a/tests/auto/qscriptvalue/tst_qscriptvalue.cpp b/tests/auto/qscriptvalue/tst_qscriptvalue.cpp
index 9014241..6686e2d 100644
--- a/tests/auto/qscriptvalue/tst_qscriptvalue.cpp
+++ b/tests/auto/qscriptvalue/tst_qscriptvalue.cpp
@@ -2328,8 +2328,7 @@ void tst_QScriptValue::getSetPrototype_invalidPrototype()
inv.setPrototype(object);
QCOMPARE(inv.prototype().isValid(), false);
object.setPrototype(inv);
- // FIXME should it be invalid or proto?
- QVERIFY(object.prototype().strictlyEquals(inv));
+ QVERIFY(object.prototype().strictlyEquals(proto));
}
void tst_QScriptValue::getSetPrototype_twoEngines()
@@ -2367,8 +2366,6 @@ void tst_QScriptValue::getSetPrototype_notObjectOrNull()
QScriptValue object = eng.newObject();
QScriptValue originalProto = object.prototype();
- QEXPECT_FAIL("", "QTBUG-15154: QScriptValue::setPrototype() allows a non-Object value to be set as prototype", Abort);
-
// bool
object.setPrototype(true);
QVERIFY(object.prototype().equals(originalProto));