[CodeGen] Remove unused local variables (NFC)#138441

kazutakahirata merged 1 commit intollvm:mainllvm/llvm-project:mainfrom

kazutakahirata:cleanup_001_tidy_bugprone-unused-local-non-trivial-variable_llvm_CodeGenkazutakahirata/llvm-project:cleanup_001_tidy_bugprone-unused-local-non-trivial-variable_llvm_CodeGenCopy head branch name to clipboard