[PATCH] D79617: Add cet.h for writing CET-enabled assembly code

[H.J Lu via Phabricator via cfe-commits]

hjl.tools added a comment.

In D79617#2045552 <https://reviews.llvm.org/D79617#2045552>, @rsmith wrote:

> I would like a specification for this header to be added somewhere. We shouldn't be implementing random things with no specification. (Suppose someone claims that our `<cet.h>` is wrong in some way. How would we know whether they're right?)
>
> Ideally, I'd also like this header to be installed somewhere where we look for assembler-with-cpp preprocessing but not for regular compilation; it doesn't make sense to me to pollute the header namespace for all C and C++ compilations with a header that is not meaningful in C and C++. But knowing whether that change is correct depends on having, you know, a specification.


<cet.h> from GCC is as close as you can get for a reference implementation/specification.


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  https://reviews.llvm.org/D79617/new/

https://reviews.llvm.org/D79617