1 /* { dg-do compile } */
2 /* { dg-options "-O -mfpmath=sse -msse2" } */
3 /* The fact that t1 and t2 are uninitialized is critical. With them
4 uninitialized, the register allocator is free to put them in the same
5 hard register, which results in
7 xmm0 = xmm0 >= xmm0 ? xmm0 : xmm0
9 Which is of course a nop, but one for which we would ICE splitting the
16 double t1, t2, t3, t4;
18 t4 = t1 >= t2 ? t1 : t2;
19 t4 = t4 >= t3 ? t4 : t3;