[PATCH v2 2/2] kcov: Pass -fno-stack-protector with Clang

From: Marco Elver
Date: Thu Jun 04 2020 - 10:56:54 EST


For Clang, correctly pass -fno-stack-protector via a separate cc-option,
as -fno-conserve-stack does not exist with Clang.

Signed-off-by: Marco Elver <elver@xxxxxxxxxx>
---
kernel/Makefile | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/kernel/Makefile b/kernel/Makefile
index ce8716a04d0e..82153c47d2a6 100644
--- a/kernel/Makefile
+++ b/kernel/Makefile
@@ -35,7 +35,7 @@ KCOV_INSTRUMENT_stacktrace.o := n
KCOV_INSTRUMENT_kcov.o := n
KASAN_SANITIZE_kcov.o := n
KCSAN_SANITIZE_kcov.o := n
-CFLAGS_kcov.o := $(call cc-option, -fno-conserve-stack -fno-stack-protector)
+CFLAGS_kcov.o := $(call cc-option, -fno-conserve-stack) $(call cc-option, -fno-stack-protector)

# cond_syscall is currently not LTO compatible
CFLAGS_sys_ni.o = $(DISABLE_LTO)
--
2.27.0.rc2.251.g90737beb825-goog