diff --git a/example/std_example.rs b/example/std_example.rs index ad108c34992..8481d9c39a3 100644 --- a/example/std_example.rs +++ b/example/std_example.rs @@ -164,6 +164,8 @@ unsafe fn test_simd() { let cmp_eq = _mm_cmpeq_epi8(y, y); let cmp_lt = _mm_cmplt_epi8(y, y); + let (zero0, zero1) = std::mem::transmute::<_, (u64, u64)>(x); + assert_eq!((zero0, zero1), (0, 0)); assert_eq!(std::mem::transmute::<_, [u16; 8]>(or), [7, 7, 7, 7, 7, 7, 7, 7]); assert_eq!(std::mem::transmute::<_, [u16; 8]>(cmp_eq), [0xffff, 0xffff, 0xffff, 0xffff, 0xffff, 0xffff, 0xffff, 0xffff]); assert_eq!(std::mem::transmute::<_, [u16; 8]>(cmp_lt), [0, 0, 0, 0, 0, 0, 0, 0]); diff --git a/src/value_and_place.rs b/src/value_and_place.rs index 75f968f3f4b..6399b97012b 100644 --- a/src/value_and_place.rs +++ b/src/value_and_place.rs @@ -590,7 +590,10 @@ impl<'tcx> CPlace<'tcx> { return; } CPlaceInner::VarPair(_local, var1, var2) => { - let (data1, data2) = CValue(from.0, dst_layout).load_scalar_pair(fx); + let (ptr, meta) = from.force_stack(fx); + assert!(meta.is_none()); + let (data1, data2) = + CValue(CValueInner::ByRef(ptr, None), dst_layout).load_scalar_pair(fx); let (dst_ty1, dst_ty2) = fx.clif_pair_type(self.layout().ty).unwrap(); transmute_value(fx, var1, data1, dst_ty1); transmute_value(fx, var2, data2, dst_ty2);