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Aug 25, 2020
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Add link regarding Xtensa pushed to LLVM #28

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Add link regarding Xtensa pushed to LLVM
mscherer Aug 23, 2020
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Update faq.md
mscherer Aug 24, 2020
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Expand Up @@ -190,7 +190,7 @@ can't give you any estimate on when that might happen.

# (When) will Rust support the Xtensa architecture?

As of 2018-09-19 the official Rust compiler, `rustc`, relies on LLVM for
As of 2020-08-24 the official Rust compiler, `rustc`, relies on LLVM for
generating machine code. It's a requirement that LLVM supports an architecture
for `rustc` to support it.

Expand All @@ -202,7 +202,10 @@ versions of LLVM.

TL;DR `rustc` will support the Xtensa architecture when the official LLVM gains
support for the Xtensa architecture. As LLVM is a project independent of the
Rust project we can't give you any estimate on when that might happen.
Rust project we can't give you any estimate on when that might happen. A list of
submitted patches can be found on this [LLVM dashboard][llvm-xtensa-tracker].

[llvm-xtensa-tracker]: https://reviews.llvm.org/W486

# My embedded Rust program is too big!

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