SILOptimizer: Handle alloc_pack in StackNesting

slavapestov · slavapestov · commit ee386558b94b · 2023-05-05T22:45:03.000-04:00
diff --git a/lib/SILOptimizer/Utils/StackNesting.cpp b/lib/SILOptimizer/Utils/StackNesting.cpp
@@ -193,6 +193,8 @@ static SILInstruction *createDealloc(SingleValueInstruction *Alloc,
     case SILInstructionKind::AllocRefInst:
       assert(cast<AllocRefInstBase>(Alloc)->canAllocOnStack());
       return B.createDeallocStackRef(Location, Alloc);
+    case SILInstructionKind::AllocPackInst:
+      return B.createDeallocPack(Location, Alloc);
     default:
       llvm_unreachable("unknown stack allocation");
   }

Original file line number	Diff line number	Diff line change
`@@ -193,6 +193,8 @@ static SILInstruction createDealloc(SingleValueInstruction Alloc,`
`193`	`193`	`case SILInstructionKind::AllocRefInst:`
`194`	`194`	`assert(cast<AllocRefInstBase>(Alloc)->canAllocOnStack());`
`195`	`195`	`return B.createDeallocStackRef(Location, Alloc);`
	`196`	`+ case SILInstructionKind::AllocPackInst:`
	`197`	`+ return B.createDeallocPack(Location, Alloc);`
`196`	`198`	`default:`
`197`	`199`	`llvm_unreachable("unknown stack allocation");`
`198`	`200`	`}`