Imported Upstream version 5.18.0.234

Former-commit-id: 8071ec1a8c5eaa9be24b41745add19297608001f

external/llvm/lib/Support/Hashing.cpp

@@ -1,29 +0,0 @@
-//===-------------- lib/Support/Hashing.cpp -------------------------------===//
-//
-//                     The LLVM Compiler Infrastructure
-//
-// This file is distributed under the University of Illinois Open Source
-// License. See LICENSE.TXT for details.
-//
-//===----------------------------------------------------------------------===//
-//
-// This file provides implementation bits for the LLVM common hashing
-// infrastructure. Documentation and most of the other information is in the
-// header file.
-//
-//===----------------------------------------------------------------------===//
-
-#include "llvm/ADT/Hashing.h"
-
-using namespace llvm;
-
-// Provide a definition and static initializer for the fixed seed. This
-// initializer should always be zero to ensure its value can never appear to be
-// non-zero, even during dynamic initialization.
-size_t llvm::hashing::detail::fixed_seed_override = 0;
-
-// Implement the function for forced setting of the fixed seed.
-// FIXME: Use atomic operations here so that there is no data race.
-void llvm::set_fixed_execution_hash_seed(size_t fixed_value) {
-  hashing::detail::fixed_seed_override = fixed_value;
-}