kcc added inline comments. ================ Comment at: lib/CodeGen/CGClass.cpp:1456 @@ +1455,3 @@ + if (CGM.getCodeGenOpts().SanitizeMemoryUseAfterDtor) { + SmallVector<llvm::Value *, 4> Args; + SmallVector<llvm::Type *, 4> ArgTypes; ---------------- why not just array with a {} initializer? http://reviews.llvm.org/D11109