Button: A fast, correct, and elegantly simple build system.
Jason White via Digitalmars-d-announce
digitalmars-d-announce at puremagic.com
Sat Jun 18 13:46:30 PDT 2016
On Saturday, 18 June 2016 at 14:23:39 UTC, H. S. Teoh wrote:
>> Moral of the story is, if you're writing a compiler, for the
>> sake of build systems everywhere, make the output
>> deterministic! For consecutive invocations, without changing
>> any source code, I want the hashes of the binaries to be
>> identical every single time. DMD doesn't do this and it
>> saddens me greatly.
>
> DMD doesn't? What does it do that isn't deterministic?
I have no idea. As a simple test, I compiled one my source files
to an object file, and ran md5sum on it. I did this again and the
md5sum is different. Looking at a diff of the hexdump isn't very
fruitful either (for me at least). For reference, I'm on Linux
x86_64 with DMD v2.071.0.
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