On Fri, 2023-06-30 at 04:08 +0800, Xi Ruoyao wrote:
> On Thu, 2023-06-29 at 16:01 -0400, Marek Polacek via Gcc-patches wrote:
> > These tests fail when the testsuite is executed with -fstack-
> > protector-strong.
> > To avoid this, this patch adds -fno-stack-protector to dg-options.
> > 
> > Tested on x86_64-pc-linux-gnu, ok for trunk?
> 
> LGTM, we've noticed these two failures in Linux From Scratch [1].  But
> this is not an approval because I'm not a maintainer.

And can we backport them to gcc-13 branch too?  These two tests were
added in the cycle of GCC 13, so we could consider the failures
"regression".

> 
> [1]:https://www.linuxfromscratch.org/lfs/view/development/chapter08/gcc.html
> 
> > 
> > gcc/testsuite/ChangeLog:
> > 
> >         * gcc.target/i386/pr104610.c: Use -fno-stack-protector.
> >         * gcc.target/i386/pr69482-1.c: Likewise.
> > ---
> >  gcc/testsuite/gcc.target/i386/pr104610.c  | 2 +-
> >  gcc/testsuite/gcc.target/i386/pr69482-1.c | 2 +-
> >  2 files changed, 2 insertions(+), 2 deletions(-)
> > 
> > diff --git a/gcc/testsuite/gcc.target/i386/pr104610.c
> > b/gcc/testsuite/gcc.target/i386/pr104610.c
> > index fe39cbe5b8a..5173fc8898c 100644
> > --- a/gcc/testsuite/gcc.target/i386/pr104610.c
> > +++ b/gcc/testsuite/gcc.target/i386/pr104610.c
> > @@ -1,5 +1,5 @@
> >  /* { dg-do compile } */
> > -/* { dg-options "-O2 -mavx -mmove-max=256 -mstore-max=256" } */
> > +/* { dg-options "-O2 -mavx -mmove-max=256 -mstore-max=256 -fno-stack-
> > protector" } */
> >  /* { dg-final { scan-assembler-times {(?n)vptest.*ymm} 1 } } */
> >  /* { dg-final { scan-assembler-times {sete} 1 } } */
> >  /* { dg-final { scan-assembler-not {(?n)je.*L[0-9]} } } */
> > diff --git a/gcc/testsuite/gcc.target/i386/pr69482-1.c
> > b/gcc/testsuite/gcc.target/i386/pr69482-1.c
> > index f192261b104..99bb6ad5a37 100644
> > --- a/gcc/testsuite/gcc.target/i386/pr69482-1.c
> > +++ b/gcc/testsuite/gcc.target/i386/pr69482-1.c
> > @@ -1,5 +1,5 @@
> >  /* { dg-do compile } */
> > -/* { dg-options "-O3" } */
> > +/* { dg-options "-O3 -fno-stack-protector" } */
> >  
> >  static inline void memset_s(void* s, int n) {
> >    volatile unsigned char * p = s;
> > 
> > base-commit: 070a6bf0bdc6761ad77ac97404c98f00a7007d54
> 

-- 
Xi Ruoyao <xry...@xry111.site>
School of Aerospace Science and Technology, Xidian University

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