[llvm] 1179bdf - WebAssembly: Remove unnecessary set check

[Matt Arsenault via llvm-commits]

Author: Matt Arsenault
Date: 2022-11-02T16:05:34-07:00
New Revision: 1179bdf300258d4e6eb90b23aeeae89950d922c5

URL: https://github.com/llvm/llvm-project/commit/1179bdf300258d4e6eb90b23aeeae89950d922c5
DIFF: https://github.com/llvm/llvm-project/commit/1179bdf300258d4e6eb90b23aeeae89950d922c5.diff

LOG: WebAssembly: Remove unnecessary set check

The empty set will be default constructed if this wasn't
in the map already.

Added: 
    

Modified: 
    llvm/include/llvm/CodeGen/WasmEHFuncInfo.h

Removed: 
    


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diff  --git a/llvm/include/llvm/CodeGen/WasmEHFuncInfo.h b/llvm/include/llvm/CodeGen/WasmEHFuncInfo.h
index 8b55a45b61e8b..60ee6493b1a1f 100644
--- a/llvm/include/llvm/CodeGen/WasmEHFuncInfo.h
+++ b/llvm/include/llvm/CodeGen/WasmEHFuncInfo.h
@@ -50,8 +50,6 @@ struct WasmEHFuncInfo {
   }
   void setUnwindDest(const BasicBlock *BB, const BasicBlock *Dest) {
     SrcToUnwindDest[BB] = Dest;
-    if (!UnwindDestToSrcs.count(Dest))
-      UnwindDestToSrcs[Dest] = SmallPtrSet<BBOrMBB, 4>();
     UnwindDestToSrcs[Dest].insert(BB);
   }
   bool hasUnwindDest(const BasicBlock *BB) const {
@@ -76,8 +74,6 @@ struct WasmEHFuncInfo {
   }
   void setUnwindDest(MachineBasicBlock *MBB, MachineBasicBlock *Dest) {
     SrcToUnwindDest[MBB] = Dest;
-    if (!UnwindDestToSrcs.count(Dest))
-      UnwindDestToSrcs[Dest] = SmallPtrSet<BBOrMBB, 4>();
     UnwindDestToSrcs[Dest].insert(MBB);
   }
   bool hasUnwindDest(MachineBasicBlock *MBB) const {