[llvm] 400a9d3 - [NFC] [Coroutines] Remove unused variable: UnreachableCache

[Chuanqi Xu via llvm-commits]

Author: Chuanqi Xu
Date: 2021-05-25T20:33:46+08:00
New Revision: 400a9d35015b1b8e56b5916e31c8be87851b799b

URL: https://github.com/llvm/llvm-project/commit/400a9d35015b1b8e56b5916e31c8be87851b799b
DIFF: https://github.com/llvm/llvm-project/commit/400a9d35015b1b8e56b5916e31c8be87851b799b.diff

LOG: [NFC] [Coroutines] Remove unused variable: UnreachableCache

Added: 
    

Modified: 
    llvm/lib/Transforms/Coroutines/CoroSplit.cpp

Removed: 
    


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diff  --git a/llvm/lib/Transforms/Coroutines/CoroSplit.cpp b/llvm/lib/Transforms/Coroutines/CoroSplit.cpp
index a1c0f4f8c0ad..fb3f3cf3fc25 100644
--- a/llvm/lib/Transforms/Coroutines/CoroSplit.cpp
+++ b/llvm/lib/Transforms/Coroutines/CoroSplit.cpp
@@ -661,7 +661,6 @@ void CoroCloner::salvageDebugInfo() {
   // Remove all salvaged dbg.declare intrinsics that became
   // either unreachable or stale due to the CoroSplit transformation.
   DominatorTree DomTree(*NewF);
-  SmallDenseMap<BasicBlock *, bool, 8> UnreachableCache;
   auto IsUnreachableBlock = [&](BasicBlock *BB) {
     return !isPotentiallyReachable(&NewF->getEntryBlock(), BB, nullptr,
                                    &DomTree);