[clang] [clang] Implement constexpr heap allocation alignments (PR #174549)

[Nico Weber via cfe-commits]

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@@ -9,6 +9,7 @@
 #include "Descriptor.h"
 #include "Boolean.h"
 #include "Char.h"
+#include "ExprConstShared.h"
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nico wrote:

Should this be `#include "../ExprConstShared.h"`? That's what you used in the other file. (Either seems fine; probably nice to be consistent though.)

https://github.com/llvm/llvm-project/pull/174549