[PATCH 1/2] Kconfig: Mark -O3 as experimental

From: Miko Larsson
Date: Tue Jun 21 2022 - 09:37:15 EST


Mark -O3 as experimental, as it might cause unwanted regressions for
users.

Signed-off-by: Miko Larsson <mikoxyzzz@xxxxxxxxx>
---
init/Kconfig | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/init/Kconfig b/init/Kconfig
index c7900e897..9c292acb2 100644
--- a/init/Kconfig
+++ b/init/Kconfig
@@ -1402,12 +1402,15 @@ config CC_OPTIMIZE_FOR_PERFORMANCE
helpful compile-time warnings.

config CC_OPTIMIZE_FOR_PERFORMANCE_O3
- bool "Optimize more for performance (-O3)"
+ bool "Optimize more for performance (-O3) (EXPERIMENTAL)"
depends on ARC
help
Choosing this option will pass "-O3" to your compiler to optimize
the kernel yet more for performance.

+ This option is EXPERIMENTAL; you may encounter compiler bugs and/or
+ kernel bugs with this option enabled.
+
config CC_OPTIMIZE_FOR_SIZE
bool "Optimize for size (-Os)"
help
--
2.36.1