1 files changed, 27 insertions, 0 deletions
diff --git a/compiler-rt/lib/gwp_asan/tests/alignment.cpp b/compiler-rt/lib/gwp_asan/tests/alignment.cpp
new file mode 100644
index 00000000000..ffb91d5b57a
--- /dev/null
+++ b/compiler-rt/lib/gwp_asan/tests/alignment.cpp
@@ -0,0 +1,27 @@
+//===-- alignment.cc --------------------------------------------*- 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/tests/harness.h"
+
+TEST_F(DefaultGuardedPoolAllocator, BasicAllocation) {
+  std::vector<std::pair<int, int>> AllocSizeToAlignment = {
+      {1, 1},   {2, 2},   {3, 4},       {4, 4},       {5, 8},   {7, 8},
+      {8, 8},   {9, 16},  {15, 16},     {16, 16},     {17, 16}, {31, 16},
+      {32, 16}, {33, 16}, {4095, 4096}, {4096, 4096},
+  };
+
+  for (const auto &KV : AllocSizeToAlignment) {
+    void *Ptr = GPA.allocate(KV.first);
+    EXPECT_NE(nullptr, Ptr);
+
+    // Check the alignment of the pointer is as expected.
+    EXPECT_EQ(0u, reinterpret_cast<uintptr_t>(Ptr) % KV.second);
+
+    GPA.deallocate(Ptr);
+  }
+}