1 # With -Os we default to -mpreferred-stack-boundary=2, which is not
2 # enough for proper operation with V4SImode when the architecture
3 # default enables SSE. Arguably setting -mpreferred-stack-boundary=2
4 # under this condition is incorrect. Finding the correct set of
5 # options such that we don't exchange a FAIL for an XPASS is hard;
6 # simply force the stack boundary we need and forget about it for now.
8 if { [istarget "i?86-*-*"] || [istarget "x86_64-*-*"] } {
9 set additional_flags "-mpreferred-stack-boundary=4"