https://gcc.gnu.org/bugzilla/show_bug.cgi?id=110762
--- Comment #9 from jbeulich at suse dot com --- (In reply to Richard Biener from comment #1) > So what's the issue? That this is wrong for -ftrapping-math? Even without that option MXCSR may be modified for reasons contained to just the upper halves of the registers. > Or that the > return value has undefined contents in the upper half? (I don't think the > ABI specifies how V2SF is returned) This part is fine, aiui.