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From: Luke A. Guest <laguest@archeia.com>
Newsgroups: comp.lang.ada
Subject: Re: disruptors of & inventory of Ada compilers and latest
 their era of ISO8652 compliance
Date: Thu, 17 May 2018 16:56:00 +0100
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Date: 2018-05-17T16:56:00+01:00
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Dan'l Miller <@verizon.net> wrote:
Darwin, the BSDs, and Linux.  I wonder why the design of an LLVM IR backend
for GCC wasn't merely just another machine-code downstream from GIMPLE,
e.g., as (hardware-processor machine-code ISAs are) overviewed at
https://kristerw.blogspot.com/2017/08/writing-gcc-backend_4.html

See previous discussions about taking gcc’s ir and the ramifications of
doing so, it makes the resultant code gplv3. It’s in the gcc faq and
licence.

> On this note, does anyone know how much GNAT's frontend

GNAT IR -> generic -> gimple, but I think they got rid of the generic step
but I’m not sure.