src/util/tests/gc_alloc_tests.cpp

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#include <gtest/gtest.h>
#include "util/ralloc.h"

#if defined(__LP64__) || defined(_WIN64)
#define HEADER_ALIGN 16
#else
#define HEADER_ALIGN 8
#endif

TEST(gc_alloc, align)
{
   for (size_t size = 4; size <= 256; size += 4) {
      for (size_t align = 4; align <= HEADER_ALIGN; align *= 2) {
         gc_ctx *ctx = gc_context(NULL);

         for (unsigned i = 0; i < 16; i++) {
            uintptr_t ptr = (uintptr_t)gc_alloc_size(ctx, size, align);
            EXPECT_EQ(ptr % align, 0);
         }

         ralloc_free(ctx);
      }
   }
}