1 files changed, 30 insertions, 0 deletions
diff --git a/llvm/lib/Support/SystemUtils.cpp b/llvm/lib/Support/SystemUtils.cpp
new file mode 100644
index 000000000000..47e0c72ec7c1
--- /dev/null
+++ b/llvm/lib/Support/SystemUtils.cpp
@@ -0,0 +1,30 @@
+//===- SystemUtils.cpp - Utilities for low-level system tasks -------------===//
+//
+// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+// See https://llvm.org/LICENSE.txt for license information.
+// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
+//
+//===----------------------------------------------------------------------===//
+//
+// This file contains functions used to do a variety of low-level, often
+// system-specific, tasks.
+//
+//===----------------------------------------------------------------------===//
+
+#include "llvm/Support/SystemUtils.h"
+#include "llvm/Support/raw_ostream.h"
+using namespace llvm;
+
+bool llvm::CheckBitcodeOutputToConsole(raw_ostream &stream_to_check,
+                                       bool print_warning) {
+  if (stream_to_check.is_displayed()) {
+    if (print_warning) {
+      errs() << "WARNING: You're attempting to print out a bitcode file.\n"
+                "This is inadvisable as it may cause display problems. If\n"
+                "you REALLY want to taste LLVM bitcode first-hand, you\n"
+                "can force output with the `-f' option.\n\n";
+    }
+    return true;
+  }
+  return false;
+}