[IRGen] Don't generate layout strings for moveonly types

drexin · drexin · commit 0ff7f1db2326 · 2023-08-21T10:58:47.000-07:00
diff --git a/lib/IRGen/TypeLayout.cpp b/lib/IRGen/TypeLayout.cpp
@@ -1741,7 +1741,7 @@ AlignedGroupEntry::layoutString(IRGenModule &IGM,
 
 bool AlignedGroupEntry::refCountString(IRGenModule &IGM, LayoutStringBuilder &B,
                                        GenericSignature genericSig) const {
-  if (!isFixedSize(IGM)) {
+  if (!isFixedSize(IGM) || ty.isMoveOnly()) {
     return false;
   }
 

Original file line number	Diff line number	Diff line change
`@@ -1741,7 +1741,7 @@ AlignedGroupEntry::layoutString(IRGenModule &IGM,`
`1741`	`1741`
`1742`	`1742`	`bool AlignedGroupEntry::refCountString(IRGenModule &IGM, LayoutStringBuilder &B,`
`1743`	`1743`	`GenericSignature genericSig) const {`
`1744`		`- if (!isFixedSize(IGM)) {`
	`1744`	`+ if (!isFixedSize(IGM) \|\| ty.isMoveOnly()) {`
`1745`	`1745`	`return false;`
`1746`	`1746`	`}`
`1747`	`1747`