git: c2628accc029 - main - sys: Build arm64 per-thread SSP with GCC

From: Andrew Turner <andrew_at_FreeBSD.org>
Date: Wed, 22 May 2024 08:32:07 UTC
The branch main has been updated by andrew:

URL: https://cgit.FreeBSD.org/src/commit/?id=c2628accc029a07eb8ff73b6df7f7d6af194ca2d

commit c2628accc029a07eb8ff73b6df7f7d6af194ca2d
Author:     Andrew Turner <andrew@FreeBSD.org>
AuthorDate: 2024-05-22 08:20:01 +0000
Commit:     Andrew Turner <andrew@FreeBSD.org>
CommitDate: 2024-05-22 08:20:01 +0000

    sys: Build arm64 per-thread SSP with GCC
    
    It has been supported since GCC 9. It is unlikely anything older than
    that will build the kernel so mark it as supported by GCC.
    
    Reviewed by:    brooks, jhb
    Sponsored by:   Arm Ltd
    Differential Revision:  https://reviews.freebsd.org/D45267
---
 sys/conf/Makefile.arm64 | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/sys/conf/Makefile.arm64 b/sys/conf/Makefile.arm64
index 1505b6c2a45b..52f0f9052db3 100644
--- a/sys/conf/Makefile.arm64
+++ b/sys/conf/Makefile.arm64
@@ -30,7 +30,8 @@ CFLAGS += -DLINUX_DTS_VERSION=\"${LINUX_DTS_VERSION}\"
 
 PERTHREAD_SSP_ENABLED!=	grep PERTHREAD_SSP opt_global.h || true ; echo
 .if !empty(PERTHREAD_SSP_ENABLED)
-. if ${COMPILER_TYPE} == "clang" && ${COMPILER_VERSION} >= 130000
+. if (${COMPILER_TYPE} == "clang" && ${COMPILER_VERSION} >= 130000) || \
+  ${COMPILER_TYPE} == "gcc"
 ARM64_SSP_CFLAGS = -mstack-protector-guard=sysreg
 ARM64_SSP_CFLAGS += -mstack-protector-guard-reg=sp_el0
 ARM64_SSP_CFLAGS += -mstack-protector-guard-offset=0