Re: glibc regression on alpha with 2.34+

Frank Scheiner <[email protected]> Wed, 14 Dec 2022 20:46:35 +0100
Newsgroups gmane.linux.debian.ports.alpha
Message-ID <[email protected]>
On 14.12.22 18:21, Frank Scheiner wrote:
> [...]
> Regardless, I can confirm this on my DS15:
>
> ```
> root@ds15:/srv/storage/build#
> LD_LIBRARY_PATH=$PWD/glibc-at-36231bee7ab36d59dd121ea85b91411ae86945f3
> /bin/bash
> root@ds15:/srv/storage/build# echo $?
> 0
> root@ds15:/srv/storage/build# exit
> exit
>
> root@ds15:/srv/storage/build#
> LD_LIBRARY_PATH=$PWD/glibc-at-6c57d320484988e87e446e2e60ce42816bf51d53
> /bin/bash
> Segmentation fault
> root@ds15:/srv/storage/build# echo $?
> 139
> ```
>
> ...6c57d320484988e87e446e2e60ce42816bf51d53 is the first bad commit and
> 36231bee7ab36d59dd121ea85b91411ae86945f3 is its parent.
>
> Do we also have a result for
> glibc@6c57d320484988e87e446e2e60ce42816bf51d53 with `-mcpu=ev67`?

```
root@ds15:/srv/storage/build/glibc-at-6c57d320484988e87e446e2e60ce42816bf51d53-ev67#
CC="alpha-linux-gnu-gcc-12 -mcpu=ev67 -mtune=ev67 "
CXX="alpha-linux-gnu-g++-12 -mcpu=ev67 -mtune=ev67 "
MIG="alpha-linux-gnu-mig" ../../glibc/configure
--host=alphaev67-linux-gnu --disable-werror --prefix=/usr
--disable-sanity-checks

[...]

root@ds15:/srv/storage/build#
LD_LIBRARY_PATH=$PWD/glibc-at-6c57d320484988e87e446e2e60ce42816bf51d53-ev67
/bin/bash
Segmentation fault
```

Unfortunately it also doesn't work here when optimized for EV67.

Cheers,
Frank