On Tue, 8 Apr 2025, Jakub Jelinek wrote:
> Hi!
>
> The following patch uses & ~CF_SET so that we get the -fcf-protection=
> options into .gnu.lto_.opts section even when it has CF_SET bit set.
>
> Bootstrapped/regtested on x86_64-linux and i686-linux, ok for trunk?
OK.
> 2025-04-08 Jakub Jelinek <ja...@redhat.com>
>
> PR lto/119625
> * lto-opts.cc (lto_write_options): Mask of CF_SET from
> global_options.x_flag_cf_protection.
>
> --- gcc/lto-opts.cc.jj 2025-04-04 20:57:05.473405947 +0200
> +++ gcc/lto-opts.cc 2025-04-07 20:03:51.281901904 +0200
> @@ -97,7 +97,7 @@ lto_write_options (void)
> if (!OPTION_SET_P (flag_cf_protection))
> {
> const char *cf_protection = NULL;
> - switch (global_options.x_flag_cf_protection)
> + switch (global_options.x_flag_cf_protection & ~CF_SET)
> {
> case CF_NONE: cf_protection = "-fcf-protection=none"; break;
> case CF_FULL: cf_protection = "-fcf-protection=full"; break;
>
> Jakub
>
>
--
Richard Biener <rguent...@suse.de>
SUSE Software Solutions Germany GmbH,
Frankenstrasse 146, 90461 Nuernberg, Germany;
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