LISA auto/LB-GWR+R-Oc (* * Result: Sometimes * P0 GWR: Never->Sometimes: Power rel-acq does not provide write-to-read global transitivity * P0-P1 rf R-Oc: Note lack of C11 guarantee, control dependency * P1 Oc,GWR: Control dependencies do not order trailing reads *) { 1:r4=1; } P0 | P1 | P2 ; w[once] u0 3 | r[once] r1 x1 | w[once] v0 1 ; w[release] x1 1 | mov r4 (neq r1 r4) | f[mb] ; | b[] r4 CTRL1 | r[once] r2 u0 ; | r[once] r2 v0 | ; | CTRL1: | ; Observed 2:r2=0; 1:r2=0; 1:r1=1;