template <> struct AlignedCharArrayImpl<x> { \
char alignas(x) aligned; \
}
-#elif defined(__GNUC__)
+#elif defined(__GNUC__) || defined(__IBM_ATTRIBUTES)
#define LLVM_ALIGNEDCHARARRAY_TEMPLATE_ALIGNMENT(x) \
template <> struct AlignedCharArrayImpl<x> { \
char aligned __attribute__((aligned(x))); \