https://gcc.gnu.org/bugzilla/show_bug.cgi?id=86486
--- Comment #5 from Tamar Christina <tnfchris at gcc dot gnu.org> --- Author: tnfchris Date: Mon Oct 1 13:02:21 2018 New Revision: 264752 URL: https://gcc.gnu.org/viewcvs?rev=264752&root=gcc&view=rev Log: Allow setting of stack-clash via configure options. This patch defines a configure option to allow the setting of the default guard size via configure flags when building the target. The new flag is: * --with-stack-clash-protection-guard-size=<num> The patch defines a new macro DEFAULT_STK_CLASH_GUARD_SIZE which targets need to use explicitly is they want to support this configure flag and values that users may have set. gcc/ PR target/86486 * configure.ac: Add stack-clash-protection-guard-size. * doc/install.texi: Document it. * config.in (DEFAULT_STK_CLASH_GUARD_SIZE): New. * params.def: Update comment for guard-size. (PARAM_STACK_CLASH_PROTECTION_GUARD_SIZE, PARAM_STACK_CLASH_PROTECTION_PROBE_INTERVAL): Update description. * configure: Regenerate. Modified: trunk/gcc/ChangeLog trunk/gcc/config.in trunk/gcc/configure trunk/gcc/configure.ac trunk/gcc/doc/install.texi trunk/gcc/params.def
