Re: [kvm-unit-tests GIT PULL v2 11/14] s390x: Add tests for execute-type instructions

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Quoting Thomas Huth (2023-04-04 17:05:02)
[...]
> >> FWIW, this is failing with Clang 15 for me:
> >>
> >> s390x/ex.c:81:4: error: expected absolute expression
> >>                   "       .if (1b - 0b) != (3b - 2b)\n"
> >>                    ^
> >> <inline asm>:12:6: note: instantiated into assembly here
> >>           .if (1b - 0b) != (3b - 2b)
> > 
> > Seems gcc is smarter here than clang.
> 
> Yeah, the assembler from clang is quite a bit behind on s390x ... in the 
> past I was only able to compile the k-u-t with Clang when using the 
> "-no-integrated-as" option ... but at least in the most recent version it 
> seems to have caught up now enough to be very close to compile it with the 
> built-in assembler, so it would be great to get this problem here fixed 
> somehow, too...

Bringing up another option: Can we maybe guard this section from Clang so we still have the assertion when compiling with GCC?




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