bpo-31018: Switch to #pragma pack from __declspec(align) (#2848)

segevfiner · vstinner · commit 39243779f4c9 · 2017-07-25T10:47:43.000+02:00
diff --git a/Modules/_tracemalloc.c b/Modules/_tracemalloc.c
@@ -83,14 +83,17 @@ typedef struct
 #ifdef __GNUC__
 __attribute__((packed))
 #elif defined(_MSC_VER)
-_declspec(align(4))
+#pragma pack(push, 4)
 #endif
 {
     /* filename cannot be NULL: "<unknown>" is used if the Python frame
        filename is NULL */
     PyObject *filename;
     unsigned int lineno;
 } frame_t;
+#ifdef _MSC_VER
+#pragma pack(pop)
+#endif
 
 
 typedef struct {
