llvm-project

61ff1cb4 - Revert "[mlir] Nits on uses of llvm::raw_string_ostream (NFC)"

Revert "[mlir] Nits on uses of llvm::raw_string_ostream (NFC)" This reverts commit 5a6e52d6ef96d2bcab6dc50bdb369662ff17d2a0. "FAIL: MLIR::completion.test" on multiple buildbots.