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Message-ID: <Pine.BSM.4.64L.2404041942130.18654@herc.mirbsd.org>
Date: Thu, 4 Apr 2024 19:50:40 +0000 (UTC)
From: Thorsten Glaser <tg@...bsd.de>
To: musl@...ts.openwall.com
cc: 1068350@...s.debian.org
Subject: Re: Bug#1068350: musl: miscompiles (runtime problems) on riscv64
 and s390x with static-pie

Szabolcs Nagy dixit:

>the next culprit is gcc (each target can have their own

gcc-13_13.2.0-23

>static pie specs) or the way you invoked gcc (not visible

As I wrote earlier, though with more flags. Dropping all the -D…
and -W… and -I… and other irrelevant ones:

musl-gcc -Os -g -fPIE -fno-lto -fno-asynchronous-unwind-tables
    -fno-strict-aliasing -fstack-protector-strong -fwrapv -c …
musl-gcc -Os -g -fPIE -fno-lto -fno-asynchronous-unwind-tables
    -fno-strict-aliasing -fstack-protector-strong -fwrapv
    -Wl,-z,relro -Wl,-z,now -Wl,--as-needed -static -static-pie
    -fno-lto -o mksh  *.o

Same for both. You can see the full log by activating the
[64]Installed and [71]Installed links respectively on
https://buildd.debian.org/status/package.php?p=mksh and
skipping to 'compilation of mksh in static-musl' to get to
the beginning of the configure phase for that.

>are you sure static pie works on these targets?

No ;-) That’s why I reported this issue. I had just
enabled it for the musl builds, as the security people
like that more than normal static.

Thanks for looking,
//mirabilos
-- 
> Hi, does anyone sell openbsd stickers by themselves and not packaged
> with other products?
No, the only way I've seen them sold is for $40 with a free OpenBSD CD.
	-- Haroon Khalid and Steve Shockley in gmane.os.openbsd.misc

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