[clang] 8529b38 - [Lex] Fix -Wunused-variable for LLVM_ENABLE_ASSERTIONS=off builds after D140179

[Fangrui Song via cfe-commits]

Author: Fangrui Song
Date: 2023-02-08T15:08:10-08:00
New Revision: 8529b38f6027e698a37dd24234e1c658c8bd412a

URL: https://github.com/llvm/llvm-project/commit/8529b38f6027e698a37dd24234e1c658c8bd412a
DIFF: https://github.com/llvm/llvm-project/commit/8529b38f6027e698a37dd24234e1c658c8bd412a.diff

LOG: [Lex] Fix -Wunused-variable for LLVM_ENABLE_ASSERTIONS=off builds after D140179

Added: 
    

Modified: 
    clang/lib/Lex/Preprocessor.cpp

Removed: 
    


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diff  --git a/clang/lib/Lex/Preprocessor.cpp b/clang/lib/Lex/Preprocessor.cpp
index 924a7e69798b..ba55174c8484 100644
--- a/clang/lib/Lex/Preprocessor.cpp
+++ b/clang/lib/Lex/Preprocessor.cpp
@@ -1497,7 +1497,7 @@ bool Preprocessor::enterOrExitSafeBufferOptOutRegion(
     // To set the start location of a new region:
 
     if (!SafeBufferOptOutMap.empty()) {
-      auto *PrevRegion = &SafeBufferOptOutMap.back();
+      [[maybe_unused]] auto *PrevRegion = &SafeBufferOptOutMap.back();
       assert(PrevRegion->first != PrevRegion->second &&
              "Shall not begin a safe buffer opt-out region before closing the "
              "previous one.");