fix cranelift and gcc backends

RalfJung · RalfJung · commit e9442b60e051 · 2022-07-09T07:27:29.000-04:00
diff --git a/src/constant.rs b/src/constant.rs
@@ -167,6 +167,7 @@ pub(crate) fn codegen_const_value<'tcx>(
     }
 
     match const_val {
+        ConstValue::ZST => unreachable!(), // we already handles ZST above
         ConstValue::Scalar(x) => match x {
             Scalar::Int(int) => {
                 if fx.clif_type(layout.ty).is_some() {

Original file line number	Diff line number	Diff line change
`@@ -167,6 +167,7 @@ pub(crate) fn codegen_const_value<'tcx>(`
`167`	`167`	`}`
`168`	`168`
`169`	`169`	`match const_val {`
	`170`	`+ ConstValue::ZST => unreachable!(), // we already handles ZST above`
`170`	`171`	`ConstValue::Scalar(x) => match x {`
`171`	`172`	`Scalar::Int(int) => {`
`172`	`173`	`if fx.clif_type(layout.ty).is_some() {`