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-rw-r--r--src/os/unix/ngx_gcc_atomic_ppc.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/src/os/unix/ngx_gcc_atomic_ppc.h b/src/os/unix/ngx_gcc_atomic_ppc.h
index a6bbb39d1..5339ba98c 100644
--- a/src/os/unix/ngx_gcc_atomic_ppc.h
+++ b/src/os/unix/ngx_gcc_atomic_ppc.h
@@ -71,3 +71,5 @@ ngx_atomic_fetch_add(ngx_atomic_t *value, ngx_atomic_int_t add)
#else
#define ngx_memory_barrier() __asm__ volatile ("" ::: "memory")
#endif
+
+#define ngx_cpu_pause()