V8 corrupts the stack alignment on x86

Steps to reproduce:
1. Create a new QImage like:
QImage image(/use/the/attached/file).

Expected results:
A QImage object representing the attached image is created.

Actual results:
The application crashes with:
0 _mm_set_epi8 qimage_ssse3.cpp 68 0x21eb5ec
1 qt_convert_rgb888_to_rgb32_ssse3 qimage_ssse3.cpp 68 0x21eb5ec
2 read_jpeg_image qjpeghandler.cpp 421 0x26812539
3 QJpegHandlerPrivate::read qjpeghandler.cpp 858 0x268143ef
4 QJpegHandler::read qjpeghandler.cpp 938 0x26814729
5 QImageReader::read qimagereader.cpp 1193 0x2244fc9
6 QImageReader::read qimagereader.cpp 1143 0x2244b97
7 QImage::load qimage.cpp 4418 0x223e62b
8 QImage::QImage qimage.cpp 938 0x22351a7