Upgrade AlignedMemory to support dynamic allocations.

base/memory/aligned_memory_unittest.cc

Index: base/memory/aligned_memory_unittest.cc
diff --git a/base/memory/aligned_memory_unittest.cc b/base/memory/aligned_memory_unittest.cc
index 8c1eb61b67b29501173d02dec70f58c7287998e0..d356d8e9cf9af50cce43fdae649eb65338d151c4 100644
--- a/base/memory/aligned_memory_unittest.cc
+++ b/base/memory/aligned_memory_unittest.cc
@@ -51,4 +51,33 @@ TEST(AlignedMemoryTest, StackAlignment) {
 #endif  // !(defined(OS_IOS) && defined(ARCH_CPU_ARM_FAMILY))
 }
 
+TEST(AlignedMemoryTest, DynamicAllocation) {
+  void* p = base::AlignedAlloc(8, 8);
+  EXPECT_TRUE(p);
+  EXPECT_ALIGNED(p, 8);
+  base::AlignedFree(p);
+
+  p = base::AlignedAlloc(8, 16);
+  EXPECT_TRUE(p);
+  EXPECT_ALIGNED(p, 16);
+  base::AlignedFree(p);
+
+  p = base::AlignedAlloc(8, 256);
+  EXPECT_TRUE(p);
+  EXPECT_ALIGNED(p, 256);
+  base::AlignedFree(p);
+
+  p = base::AlignedAlloc(8, 4096);
+  EXPECT_TRUE(p);
+  EXPECT_ALIGNED(p, 4096);
+  base::AlignedFree(p);
+}
+
+TEST(AlignedMemoryTest, ScopedDynamicAllocation) {
+  scoped_ptr_malloc<float, base::ScopedPtrAlignedFree> p(
+      reinterpret_cast<float*>(base::AlignedAlloc(8, 8)));

[Jeffrey Yasskin, 2012/07/23 18:34:40]

static_cast here too.

[DaleCurtis, 2012/07/23 19:04:27]

Done.

+  EXPECT_TRUE(p.get());
+  EXPECT_ALIGNED(p.get(), 8);
+}
+
 }  // namespace