Address a comment.

kazutakahirata · kazutakahirata · commit dccb94f1432f · 2025-02-26T21:32:16.000-08:00
diff --git a/llvm/lib/CodeGen/SelectionDAG/FunctionLoweringInfo.cpp b/llvm/lib/CodeGen/SelectionDAG/FunctionLoweringInfo.cpp
@@ -344,7 +344,6 @@ void FunctionLoweringInfo::set(const Function &fn, MachineFunction &mf,
       const auto *Dest = cast<const BasicBlock *>(KV.first);
       MachineBasicBlock *DestMBB = getMBB(Dest);
       auto &Srcs = UnwindDestToSrcs[DestMBB];
-      Srcs = SmallPtrSet<BBOrMBB, 4>();
       for (const auto P : KV.second)
         Srcs.insert(getMBB(cast<const BasicBlock *>(P)));
     }

Original file line number	Diff line number	Diff line change
`@@ -344,7 +344,6 @@ void FunctionLoweringInfo::set(const Function &fn, MachineFunction &mf,`
`344`	`344`	`const auto Dest = cast<const BasicBlock >(KV.first);`
`345`	`345`	`MachineBasicBlock *DestMBB = getMBB(Dest);`
`346`	`346`	`auto &Srcs = UnwindDestToSrcs[DestMBB];`
`347`		`- Srcs = SmallPtrSet<BBOrMBB, 4>();`
`348`	`347`	`for (const auto P : KV.second)`
`349`	`348`	`Srcs.insert(getMBB(cast<const BasicBlock *>(P)));`
`350`	`349`	`}`