Commit 13be21f3 authored by Heiko Carstens's avatar Heiko Carstens Committed by Vasily Gorbik
Browse files

s390/atomic_ops: Disable flag outputs constraint for GCC versions below 14.2.0 

GCC may die with an ICE if the flag outputs constraint is used in
combination with other inline assemblies. This will be fixed with
GCC 14.2.0.

Therefore disable the use of the constraint for now.

Link: https://gcc.gnu.org/git?p=gcc.git;a=commit;h=cd11413ff7c4353a3e336db415304f788d23a393


Signed-off-by: default avatarHeiko Carstens <hca@linux.ibm.com>
Signed-off-by: default avatarSven Schnelle <svens@linux.ibm.com>
Signed-off-by: default avatarVasily Gorbik <gor@linux.ibm.com>
parent fc8eac33

arch/s390/include/asm/atomic_ops.h

+2 −1
Original line number Diff line number Diff line
@@ -188,7 +188,8 @@ static __always_inline long __atomic64_cmpxchg(long *ptr, long old, long new) 
	return old;

}



#ifdef __GCC_ASM_FLAG_OUTPUTS__

/* GCC versions before 14.2.0 may die with an ICE in some configurations. */

#if defined(__GCC_ASM_FLAG_OUTPUTS__) && !(IS_ENABLED(CONFIG_CC_IS_GCC) && (GCC_VERSION < 140200))



static __always_inline bool __atomic_cmpxchg_bool(int *ptr, int old, int new)

{