diff options
| -rw-r--r-- | src/qml/jsruntime/qv4engine.cpp | 11 | ||||
| -rw-r--r-- | tests/auto/qml/qqmlecmascript/BLACKLIST | 2 |
2 files changed, 7 insertions, 6 deletions
diff --git a/src/qml/jsruntime/qv4engine.cpp b/src/qml/jsruntime/qv4engine.cpp index 609495996c..06ba98aad2 100644 --- a/src/qml/jsruntime/qv4engine.cpp +++ b/src/qml/jsruntime/qv4engine.cpp @@ -393,12 +393,15 @@ ExecutionEngine::ExecutionEngine(QJSEngine *jsEngine) } } + // We allocate guard pages around our stacks. + const size_t guardPages = 2 * WTF::pageSize(); + memoryManager = new QV4::MemoryManager(this); // reserve space for the JS stack // we allow it to grow to a bit more than m_maxJSStackSize, as we can overshoot due to ScopedValues // allocated outside of JIT'ed methods. *jsStack = WTF::PageAllocation::allocate( - s_maxJSStackSize + 256*1024, WTF::OSAllocator::JSVMStackPages, + s_maxJSStackSize + 256*1024 + guardPages, WTF::OSAllocator::JSVMStackPages, /* writable */ true, /* executable */ false, /* includesGuardPages */ true); jsStackBase = (Value *)jsStack->base(); #ifdef V4_USE_VALGRIND @@ -407,9 +410,9 @@ ExecutionEngine::ExecutionEngine(QJSEngine *jsEngine) jsStackTop = jsStackBase; - *gcStack = WTF::PageAllocation::allocate(s_maxGCStackSize, WTF::OSAllocator::JSVMStackPages, - /* writable */ true, /* executable */ false, - /* includesGuardPages */ true); + *gcStack = WTF::PageAllocation::allocate( + s_maxGCStackSize + guardPages, WTF::OSAllocator::JSVMStackPages, + /* writable */ true, /* executable */ false, /* includesGuardPages */ true); exceptionValue = jsAlloca(1); *exceptionValue = Encode::undefined(); diff --git a/tests/auto/qml/qqmlecmascript/BLACKLIST b/tests/auto/qml/qqmlecmascript/BLACKLIST deleted file mode 100644 index bd25566eef..0000000000 --- a/tests/auto/qml/qqmlecmascript/BLACKLIST +++ /dev/null @@ -1,2 +0,0 @@ -[gcCrashRegressionTest] -macos arm |