[lld] r326382 - Use DenseMap::lookup() instead of find() and a hand-written null check.

[Rui Ueyama via llvm-commits]

Author: ruiu
Date: Wed Feb 28 15:03:06 2018
New Revision: 326382

URL: http://llvm.org/viewvc/llvm-project?rev=326382&view=rev
Log:
Use DenseMap::lookup() instead of find() and a hand-written null check.

Modified:
    lld/trunk/COFF/SymbolTable.cpp
    lld/trunk/wasm/SymbolTable.cpp

Modified: lld/trunk/COFF/SymbolTable.cpp
URL: http://llvm.org/viewvc/llvm-project/lld/trunk/COFF/SymbolTable.cpp?rev=326382&r1=326381&r2=326382&view=diff
==============================================================================
--- lld/trunk/COFF/SymbolTable.cpp (original)
+++ lld/trunk/COFF/SymbolTable.cpp Wed Feb 28 15:03:06 2018
@@ -317,10 +317,7 @@ std::vector<Chunk *> SymbolTable::getChu
 }
 
 Symbol *SymbolTable::find(StringRef Name) {
-  auto It = SymMap.find(CachedHashStringRef(Name));
-  if (It == SymMap.end())
-    return nullptr;
-  return It->second;
+  return SymMap.lookup(CachedHashStringRef(Name));
 }
 
 Symbol *SymbolTable::findUnderscore(StringRef Name) {

Modified: lld/trunk/wasm/SymbolTable.cpp
URL: http://llvm.org/viewvc/llvm-project/lld/trunk/wasm/SymbolTable.cpp?rev=326382&r1=326381&r2=326382&view=diff
==============================================================================
--- lld/trunk/wasm/SymbolTable.cpp (original)
+++ lld/trunk/wasm/SymbolTable.cpp Wed Feb 28 15:03:06 2018
@@ -56,10 +56,7 @@ void SymbolTable::reportRemainingUndefin
 }
 
 Symbol *SymbolTable::find(StringRef Name) {
-  auto It = SymMap.find(CachedHashStringRef(Name));
-  if (It == SymMap.end())
-    return nullptr;
-  return It->second;
+  return SymMap.lookup(CachedHashStringRef(Name));
 }
 
 std::pair<Symbol *, bool> SymbolTable::insert(StringRef Name) {