1 files changed, 31 insertions, 0 deletions
diff --git a/compiler-rt/lib/gwp_asan/utilities.h b/compiler-rt/lib/gwp_asan/utilities.h
new file mode 100644
index 000000000000..71d525f9e14c
--- /dev/null
+++ b/compiler-rt/lib/gwp_asan/utilities.h
@@ -0,0 +1,31 @@
+//===-- utilities.h ---------------------------------------------*- C++ -*-===//
+//
+// 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
+//
+//===----------------------------------------------------------------------===//
+
+#include "gwp_asan/definitions.h"
+
+#include <stddef.h>
+#include <stdint.h>
+
+namespace gwp_asan {
+// Checks that `Condition` is true, otherwise fails in a platform-specific way
+// with `Message`.
+void Check(bool Condition, const char *Message);
+
+enum class AlignmentStrategy {
+  // Default => POWER_OF_TWO on most platforms, BIONIC for Android Bionic.
+  DEFAULT,
+  POWER_OF_TWO,
+  BIONIC,
+  PERFECT,
+};
+
+// Returns the real size of a right-aligned allocation.
+size_t rightAlignedAllocationSize(
+    size_t RealAllocationSize,
+    AlignmentStrategy Align = AlignmentStrategy::DEFAULT);
+} // namespace gwp_asan