diff options
| -rw-r--r-- | clippy_utils/src/consts.rs | 53 |
1 files changed, 28 insertions, 25 deletions
diff --git a/clippy_utils/src/consts.rs b/clippy_utils/src/consts.rs index adeb673b6b9..03341feffb8 100644 --- a/clippy_utils/src/consts.rs +++ b/clippy_utils/src/consts.rs @@ -684,34 +684,37 @@ pub fn miri_to_const<'tcx>(lcx: &LateContext<'tcx>, result: mir::ConstantKind<'t }, _ => None, }, - mir::ConstantKind::Val(ConstValue::ByRef { alloc, offset: _ }, _) => match result.ty().kind() { - ty::Adt(adt_def, _) if adt_def.is_struct() => Some(Constant::Adt(result)), - ty::Array(sub_type, len) => match sub_type.kind() { - ty::Float(FloatTy::F32) => match len.try_to_target_usize(lcx.tcx) { - Some(len) => alloc - .inner() - .inspect_with_uninit_and_ptr_outside_interpreter(0..(4 * usize::try_from(len).unwrap())) - .to_owned() - .array_chunks::<4>() - .map(|&chunk| Some(Constant::F32(f32::from_le_bytes(chunk)))) - .collect::<Option<Vec<Constant<'tcx>>>>() - .map(Constant::Vec), - _ => None, - }, - ty::Float(FloatTy::F64) => match len.try_to_target_usize(lcx.tcx) { - Some(len) => alloc - .inner() - .inspect_with_uninit_and_ptr_outside_interpreter(0..(8 * usize::try_from(len).unwrap())) - .to_owned() - .array_chunks::<8>() - .map(|&chunk| Some(Constant::F64(f64::from_le_bytes(chunk)))) - .collect::<Option<Vec<Constant<'tcx>>>>() - .map(Constant::Vec), + mir::ConstantKind::Val(ConstValue::ByRef { alloc_id, offset: _ }, _) => { + let alloc = lcx.tcx.global_alloc(alloc_id).unwrap_memory(); + match result.ty().kind() { + ty::Adt(adt_def, _) if adt_def.is_struct() => Some(Constant::Adt(result)), + ty::Array(sub_type, len) => match sub_type.kind() { + ty::Float(FloatTy::F32) => match len.try_to_target_usize(lcx.tcx) { + Some(len) => alloc + .inner() + .inspect_with_uninit_and_ptr_outside_interpreter(0..(4 * usize::try_from(len).unwrap())) + .to_owned() + .array_chunks::<4>() + .map(|&chunk| Some(Constant::F32(f32::from_le_bytes(chunk)))) + .collect::<Option<Vec<Constant<'tcx>>>>() + .map(Constant::Vec), + _ => None, + }, + ty::Float(FloatTy::F64) => match len.try_to_target_usize(lcx.tcx) { + Some(len) => alloc + .inner() + .inspect_with_uninit_and_ptr_outside_interpreter(0..(8 * usize::try_from(len).unwrap())) + .to_owned() + .array_chunks::<8>() + .map(|&chunk| Some(Constant::F64(f64::from_le_bytes(chunk)))) + .collect::<Option<Vec<Constant<'tcx>>>>() + .map(Constant::Vec), + _ => None, + }, _ => None, }, _ => None, - }, - _ => None, + } }, _ => None, } |