From: Luc Van Oostenryck <luc.vanoostenryck@xxxxxxxxx>
In kernel's arch/mips/Makefile the whole content of gcc's -dM is used
for CHECKFLAGS. This conflict with some macros also defined internally:
builtin:1:9: warning: preprocessor token __ATOMIC_ACQUIRE redefined
builtin:0:0: this was the original definition
Fix this by using a weak define for these macros.
Reported-by: Randy Dunlap <rdunlap@xxxxxxxxxxxxx>
Reported-by: kernel test robot <lkp@xxxxxxxxx>
Signed-off-by: Luc Van Oostenryck <luc.vanoostenryck@xxxxxxxxx>
---
predefine.c | 12 ++++++------
1 file changed, 6 insertions(+), 6 deletions(-)
diff --git a/predefine.c b/predefine.c
index 98e38a04579d..5b0f0caf4c35 100644
--- a/predefine.c
+++ b/predefine.c
@@ -179,12 +179,12 @@ void predefined_macros(void)
if (arch_target->has_int128)
predefined_sizeof("INT128", "", 128);
- predefine("__ATOMIC_RELAXED", 0, "0");
- predefine("__ATOMIC_CONSUME", 0, "1");
- predefine("__ATOMIC_ACQUIRE", 0, "3");
- predefine("__ATOMIC_RELEASE", 0, "4");
- predefine("__ATOMIC_ACQ_REL", 0, "7");
- predefine("__ATOMIC_SEQ_CST", 0, "8");
+ predefine("__ATOMIC_RELAXED", 1, "0");
+ predefine("__ATOMIC_CONSUME", 1, "1");
+ predefine("__ATOMIC_ACQUIRE", 1, "3");
+ predefine("__ATOMIC_RELEASE", 1, "4");
+ predefine("__ATOMIC_ACQ_REL", 1, "7");
+ predefine("__ATOMIC_SEQ_CST", 1, "8");
predefine("__ORDER_LITTLE_ENDIAN__", 1, "1234");
predefine("__ORDER_BIG_ENDIAN__", 1, "4321");
--
2.36.1
