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| author | Jocelyn Turcotte <jocelyn.turcotte@nokia.com> | 2009-10-13 09:34:27 (GMT) |
|---|---|---|
| committer | Jason McDonald <jason.mcdonald@nokia.com> | 2009-10-13 14:56:11 (GMT) |
| commit | 27fdeb7be980b2a390e413ce6e93bae12626f185 (patch) | |
| tree | 03072f653795a00a1584b155172e3f20f03e08d6 | |
| parent | 15d44ea32164a1205bef7938da331457054f8df4 (diff) | |
| download | Qt-27fdeb7be980b2a390e413ce6e93bae12626f185.zip Qt-27fdeb7be980b2a390e413ce6e93bae12626f185.tar.gz Qt-27fdeb7be980b2a390e413ce6e93bae12626f185.tar.bz2 | |
Re-applying commit ee0a43fee20cc398b505eb65218ebed56dfc8f39
by Simon Hausmann
Fix crash of QtScript on Mac OS X
When compiling on 10.4 but running on 10.5 the flags passed to vm_map cause
it to crash.
For now fall back to the use of mmap() as allocator instead.
Reviewed-by: Kent Hansen
(cherry picked from commit 6b8ac349b9a477863a8c8388dcc0658f3284bc54)
| -rw-r--r-- | src/3rdparty/webkit/JavaScriptCore/runtime/Collector.cpp | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/src/3rdparty/webkit/JavaScriptCore/runtime/Collector.cpp b/src/3rdparty/webkit/JavaScriptCore/runtime/Collector.cpp index 474d7bf..01e36c4 100644 --- a/src/3rdparty/webkit/JavaScriptCore/runtime/Collector.cpp +++ b/src/3rdparty/webkit/JavaScriptCore/runtime/Collector.cpp @@ -240,7 +240,9 @@ void Heap::destroy() template <HeapType heapType> NEVER_INLINE CollectorBlock* Heap::allocateBlock() { -#if PLATFORM(DARWIN) + // Disable the use of vm_map for the Qt build on Darwin, because when compiled on 10.4 + // it crashes on 10.5 +#if PLATFORM(DARWIN) && !PLATFORM(QT) vm_address_t address = 0; // FIXME: tag the region as a JavaScriptCore heap when we get a registered VM tag: <rdar://problem/6054788>. vm_map(current_task(), &address, BLOCK_SIZE, BLOCK_OFFSET_MASK, VM_FLAGS_ANYWHERE | VM_TAG_FOR_COLLECTOR_MEMORY, MEMORY_OBJECT_NULL, 0, FALSE, VM_PROT_DEFAULT, VM_PROT_DEFAULT, VM_INHERIT_DEFAULT); @@ -332,7 +334,9 @@ NEVER_INLINE void Heap::freeBlock(size_t block) NEVER_INLINE void Heap::freeBlock(CollectorBlock* block) { -#if PLATFORM(DARWIN) + // Disable the use of vm_deallocate for the Qt build on Darwin, because when compiled on 10.4 + // it crashes on 10.5 +#if PLATFORM(DARWIN) && !PLATFORM(QT) vm_deallocate(current_task(), reinterpret_cast<vm_address_t>(block), BLOCK_SIZE); #elif PLATFORM(SYMBIAN) userChunk->Free(reinterpret_cast<TAny*>(block)); |