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Diffstat (limited to 'src/include/port/atomics/generic-msvc.h')
-rw-r--r--src/include/port/atomics/generic-msvc.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/include/port/atomics/generic-msvc.h b/src/include/port/atomics/generic-msvc.h
index 1a4adfde686..f3091b97318 100644
--- a/src/include/port/atomics/generic-msvc.h
+++ b/src/include/port/atomics/generic-msvc.h
@@ -39,7 +39,7 @@ typedef struct pg_atomic_uint32
} pg_atomic_uint32;
#define PG_HAVE_ATOMIC_U64_SUPPORT
-typedef struct __declspec(align(8)) pg_atomic_uint64
+typedef struct pg_attribute_aligned(8) pg_atomic_uint64
{
volatile uint64 value;
} pg_atomic_uint64;