Re: [PATCH v3 2/2] tests/tcg/s390x: Test SIGILL and SIGSEGV handling

[Ilya Leoshkevich <iii@linux.ibm.com>]

On Fri, 2021-06-18 at 09:47 -0400, jonathan.albrecht wrote:
> On 2021-06-01 8:22 pm, Ilya Leoshkevich wrote:
> > Verify that s390x-specific uc_mcontext.psw.addr is reported
> > correctly.
> > 
> > Signed-off-by: Ilya Leoshkevich <iii@linux.ibm.com>
> > ---
> >  tests/tcg/s390x/Makefile.target |   1 +
> >  tests/tcg/s390x/signal.c        | 163
> > ++++++++++++++++++++++++++++++++
> >  2 files changed, 164 insertions(+)
> >  create mode 100644 tests/tcg/s390x/signal.c
> > 

[...]

> > +static void handle_signal(int sig, siginfo_t *info, void
> > *ucontext)
> > +{
> > +    void *page;
> > +    int err;
> > +
> > +    if (sig != expected.sig) {
> > +        safe_puts("[  FAILED  ] wrong signal");
> > +        _exit(1);
> > +    }
> > +
> > +    if (info->si_addr != expected.addr) {
> > +        safe_puts("[  FAILED  ] wrong si_addr");
> > +        _exit(1);
> > +    }
> > +
> > +    if (((ucontext_t *)ucontext)->uc_mcontext.psw.addr != 
> > expected.psw_addr) {
> > +        safe_puts("[  FAILED  ] wrong psw.addr");
> > +        _exit(1);
> > +    }
> > +
> > +    switch (expected.exception) {
> 
> When I try to run 'make test-tcg' gcc 9.3.0 is complaining about a 
> missing case:
> /home/jalbrecht/src/qemu/tests/tcg/s390x/signal.c: In function 
> 'handle_signal':
> /home/jalbrecht/src/qemu/tests/tcg/s390x/signal.c:70:5: error: 
> enumeration value 'exception_operation' not handled in switch 
> [-Werror=switch]
>     70 |     switch (expected.exception) {
>        |     ^~~~~~
> cc1: all warnings being treated as errors

I wonder how I didn't catch this, since I'm testing on Ubuntu 20.04
as well. Thank you, I will fix this.

Best regards,
Ilya