On Wed, 8 Nov 2023, Richard Biener wrote:
> >> --- /dev/null
> >> +++ b/gcc/testsuite/gcc.dg/setjmp-7.c
> >> @@ -0,0 +1,13 @@
> >> +/* { dg-do compile } */
> >> +/* { dg-options "-O2 -fno-guess-branch-probability -w" } */
> >> +/* { dg-require-effective-target indirect_jumps } */
> >> +
> >> +struct __jmp_buf_tag { };
> >> +typedef struct __jmp_buf_tag jmp_buf[1];
> >> +struct globals { jmp_buf listingbuf; };
> >> +extern struct globals *const ptr_to_globals;
> >> +void foo()
> >> +{
> >> + if ( _setjmp ( ((*ptr_to_globals).listingbuf )))
> >> + ;
> >> +}
> >
> > Is the implicit declaration of _setjmp important to this test?
> > Could we declare it explicitly instead?
>
> It shouldn’t be important.
Yes, it's an artifact from testcase minimization, sorry about that.
Florian, I see you've sent a patch to fix this up — thank you!
Alexander
