Apple's Ventura OS issue with RSB.

[Joel Sherrill]

Is the cross gcc compiled with the native compiler provided by Apple? The
alternative would likely be you installing something special.

I wonder if using gcc to compile it would work. But there's not a real
solution.

Seems like an issue which needs reporting to gcc.

On Sun, Nov 6, 2022, 5:25 AM Karel Gardas <karel at functional.vision> wrote:

>
>   Folks,
>
> upgraded to Ventura from Monterey and this breaks RSB for unknown
> reason. The issue looks like segfault/internal compiler error in GCC
> while compiling newlib.
>
> 6/rtems-sparc:
>
>    CC       libc/stdlib/libc_a-strtoll_r.o
>    CC       libm/complex/libm_a-cpowf.o
> ../../../../gnu-mirror-gcc-a5a6598/newlib/libm/complex/cexpf.c: In
> function 'cexpf':
> ../../../../gnu-mirror-gcc-a5a6598/newlib/libm/complex/cexpf.c:47:9:
> internal compiler error: Segmentation fault: 11
>     47 |         w = r * cosf(y) + r * sinf(y) * I;
>        |         ^
> libbacktrace could not find executable to open
> Please submit a full bug report, with preprocessed source (by using
> -freport-bug).
> See <https://gcc.gnu.org/bugs/> for instructions.
> make[6]: *** [libm/complex/libm_a-cexpf.o] Error 1
> make[6]: *** Waiting for unfinished jobs....
>    CC       libc/stdlib/libc_a-strtoull_r.o
>    CC       libc/stdlib/libc_a-wcstoll.o
>    CC       libc/stdlib/libc_a-wcstoll_r.o
>    CC       libc/stdlib/libc_a-wcstoull.o
>    CC       libc/stdlib/libc_a-wcstoull_r.o
>    CC       libc/stdlib/libc_a-atoll.o
> make[5]: *** [all] Error 2
> make[4]: *** [multi-do] Error 1
> make[3]: *** [all-multi] Error 2
> make[3]: *** Waiting for unfinished jobs....
>
>
>
> 6/rtems-arm:
>
>    CC       libm/common/libm_a-s_isinf.o
>    CC       libm/common/libm_a-s_isinfd.o
> ../../../../../../gnu-mirror-gcc-a5a6598/newlib/libm/common/s_expm1.c:
> In function 'expm1':
>    CC       libm/common/libm_a-s_isnan.o
> ../../../../../../gnu-mirror-gcc-a5a6598/newlib/libm/common/s_expm1.c:225:9:
>
> internal compiler error: in real_from_string, at real.cc:2131
>    225 |         hfx = 0.5*x;
>        |         ^~~
>    CC       libm/common/libm_a-s_isnand.o
> Please submit a full bug report, with preprocessed source (by using
> -freport-bug).
> See <https://gcc.gnu.org/bugs/> for instructions.
> make[6]: *** [libm/common/libm_a-s_expm1.o] Error 1
> make[6]: *** Waiting for unfinished jobs....
>    CC       libm/common/libm_a-s_log1p.o
> make[5]: *** [all] Error 2
> make[4]: *** [multi-do] Error 1
> make[3]: *** [all-multi] Error 2
> make[2]: *** [all] Error 2
> make[1]: *** [all-target-newlib] Error 2
> make: *** [all] Error 2
> shell cmd failed: /bin/sh -ex
> /Users/karel/src/macosx-fix-sis/rtems/build/arm-rtems6-gcc-a5a6598
>
>
> So just HEADS UP to those using Mac OS X on Apple silicon!
>
> Karel
>
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>
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