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--- include/qemu/atomic.h.orig 2020-04-28 16:49:24 UTC
+++ include/qemu/atomic.h
@@ -228,10 +228,12 @@
/* And even shorter names that return void. */
#define atomic_inc(ptr) ((void) __atomic_fetch_add(ptr, 1, __ATOMIC_SEQ_CST))
#define atomic_dec(ptr) ((void) __atomic_fetch_sub(ptr, 1, __ATOMIC_SEQ_CST))
+#ifndef __cplusplus
#define atomic_add(ptr, n) ((void) __atomic_fetch_add(ptr, n, __ATOMIC_SEQ_CST))
#define atomic_sub(ptr, n) ((void) __atomic_fetch_sub(ptr, n, __ATOMIC_SEQ_CST))
#define atomic_and(ptr, n) ((void) __atomic_fetch_and(ptr, n, __ATOMIC_SEQ_CST))
#define atomic_or(ptr, n) ((void) __atomic_fetch_or(ptr, n, __ATOMIC_SEQ_CST))
+#endif
#define atomic_xor(ptr, n) ((void) __atomic_fetch_xor(ptr, n, __ATOMIC_SEQ_CST))
#else /* __ATOMIC_RELAXED */
@@ -406,10 +408,12 @@
#define atomic_inc_fetch(ptr) __sync_add_and_fetch(ptr, 1)
#define atomic_dec_fetch(ptr) __sync_add_and_fetch(ptr, -1)
+#ifndef __cplusplus
#define atomic_add_fetch(ptr, n) __sync_add_and_fetch(ptr, n)
#define atomic_sub_fetch(ptr, n) __sync_sub_and_fetch(ptr, n)
#define atomic_and_fetch(ptr, n) __sync_and_and_fetch(ptr, n)
#define atomic_or_fetch(ptr, n) __sync_or_and_fetch(ptr, n)
+#endif
#define atomic_xor_fetch(ptr, n) __sync_xor_and_fetch(ptr, n)
#define atomic_cmpxchg(ptr, old, new) __sync_val_compare_and_swap(ptr, old, new)
@@ -418,10 +422,12 @@
/* And even shorter names that return void. */
#define atomic_inc(ptr) ((void) __sync_fetch_and_add(ptr, 1))
#define atomic_dec(ptr) ((void) __sync_fetch_and_add(ptr, -1))
+#ifndef __cplusplus
#define atomic_add(ptr, n) ((void) __sync_fetch_and_add(ptr, n))
#define atomic_sub(ptr, n) ((void) __sync_fetch_and_sub(ptr, n))
#define atomic_and(ptr, n) ((void) __sync_fetch_and_and(ptr, n))
#define atomic_or(ptr, n) ((void) __sync_fetch_and_or(ptr, n))
+#endif
#define atomic_xor(ptr, n) ((void) __sync_fetch_and_xor(ptr, n))
#endif /* __ATOMIC_RELAXED */
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