[pseudo] NFC, polish the fix of c998273499

2022-07-01 21:23:29 +02:00 · 2022-07-01 21:23:29 +02:00 · bbcd8e5271
parent b7f4335d6a
commit bbcd8e5271
1 changed files with 3 additions and 5 deletions
--- a/clang-tools-extra/pseudo/include/clang-pseudo/grammar/LRTable.h
+++ b/clang-tools-extra/pseudo/include/clang-pseudo/grammar/LRTable.h
@ -140,11 +140,9 @@ public:
  //     // ...apply reduce...
  //   }
  llvm::ArrayRef<RuleID> getReduceRules(StateID State) const {
-    if (ReduceOffset[State] >= Reduces.size())
-      return {};
-    size_t Length = ReduceOffset[State + 1] - ReduceOffset[State];
-    return llvm::makeArrayRef(&Reduces[ReduceOffset[State]],
-                              Length);
+    assert(State + 1u < ReduceOffset.size());
+    return llvm::makeArrayRef(Reduces.data() + ReduceOffset[State],
+                              Reduces.data() + ReduceOffset[State+1]);
  }
  // Returns whether Terminal can follow Nonterminal in a valid source file.
  bool canFollow(SymbolID Nonterminal, SymbolID Terminal) const {