$ /home/xxx/dvlp/cpp/code/upp/out/CLANGcpp17ubsan.Debug.Debug_Full.Gui.Shared/ide /home/xxx/dvlp/cpp/code/upp/git/uppsrc/Core/heaputil.cpp:75:9: runtime error: applying non-zero offset 16 to null pointer SUMMARY: UndefinedBehaviorSanitizer: undefined-behavior /home/xxx/dvlp/cpp/code/upp/git/uppsrc/Core/heaputil.cpp:75:9 in /home/xxx/dvlp/cpp/code/upp/git/uppsrc/Painter/Rasterizer.cpp:318:10: runtime error: left shift of negative value -160 SUMMARY: UndefinedBehaviorSanitizer: undefined-behavior /home/xxx/dvlp/cpp/code/upp/git/uppsrc/Painter/Rasterizer.cpp:318:10 in /home/xxx/dvlp/cpp/code/upp/git/uppsrc/Painter/Rasterizer.cpp:378:30: runtime error: left shift of negative value -128 SUMMARY: UndefinedBehaviorSanitizer: undefined-behavior /home/xxx/dvlp/cpp/code/upp/git/uppsrc/Painter/Rasterizer.cpp:378:30 in /home/xxx/dvlp/cpp/code/upp/git/uppsrc/Draw/ImageOp.h:217:57: runtime error: left shift of negative value -1 SUMMARY: UndefinedBehaviorSanitizer: undefined-behavior /home/xxx/dvlp/cpp/code/upp/git/uppsrc/Draw/ImageOp.h:217:57 in