[Bug sanitizer/80953] Support libsanitizer on Solaris

[ebotcazou at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80953

--- Comment #28 from Eric Botcazou <ebotcazou at gcc dot gnu.org> ---
> For a quick check, I just tried it on
> c-c++-common/asan/heap-overflow-1.c at -O0
> 
>     #0 0x11258 in main
> /vol/gcc/src/hg/trunk/local/gcc/testsuite/c-c++-common/asan/heap-overflow-1.
> c:21
> 
> vs. -O1:
> 
>     #0 0x1121c in main
> /vol/gcc/src/hg/trunk/local/gcc/testsuite/c-c++-common/asan/heap-overflow-1.
> c:24
> 
> -fno-delayed-branch made no difference.

What about -fasynchronous-unwind-tables?