[Bug 43127] Multiple 64-bit applications crash with stack overflow errors when Wine is compiled with GCC 7.x (set_context_reg in ntdll/ signal_x86_64.c assumes Xmm registers are aligned)

https://bugs.winehq.org/show_bug.cgi?id=43127

Sebastian Lackner  changed:

What    |Removed                     |Added
----------------------------------------------------------------------------
           Severity|normal                      |major
            Summary|Multiply 64-bit             |Multiple 64-bit
                   |applications crash with     |applications crash with
                   |stack overflow errors when  |stack overflow errors when
                   |Wine is compiled with GCC   |Wine is compiled with GCC
                   |7.x (set_context_reg in     |7.x (set_context_reg in
                   |ntdll/signal_x86_64.c       |ntdll/signal_x86_64.c
                   |assumes Xmm registers are   |assumes Xmm registers are
                   |aligned)                    |aligned)