| # With -Os we default to -mpreferred-stack-boundary=2, which is not |
| # enough for proper operation with V4SImode when the architecture |
| # default enables SSE. Arguably setting -mpreferred-stack-boundary=2 |
| # under this condition is incorrect. Finding the correct set of |
| # options such that we don't exchange a FAIL for an XPASS is hard; |
| # simply force the stack boundary we need and forget about it for now. |
| |
| if { [istarget "i?86-*-*"] || [istarget "x86_64-*-*"] } { |
| set additional_flags "-mpreferred-stack-boundary=4" |
| } |
| |
| return 0 |