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16 lines
658 B
C
16 lines
658 B
C
$NetBSD: patch-py_obj.h,v 1.1 2016/03/22 19:01:17 joerg Exp $
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Avoid Undefined Behavior.
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--- py/obj.h.orig 2016-03-02 16:07:50.524241926 +0000
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+++ py/obj.h
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@@ -81,7 +81,7 @@ typedef struct _mp_obj_base_t mp_obj_bas
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static inline bool MP_OBJ_IS_SMALL_INT(mp_const_obj_t o)
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{ return ((((mp_int_t)(o)) & 1) != 0); }
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#define MP_OBJ_SMALL_INT_VALUE(o) (((mp_int_t)(o)) >> 1)
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-#define MP_OBJ_NEW_SMALL_INT(small_int) ((mp_obj_t)((((mp_int_t)(small_int)) << 1) | 1))
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+#define MP_OBJ_NEW_SMALL_INT(small_int) ((mp_obj_t)((((mp_int_t)(small_int)) * 2) | 1))
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static inline bool MP_OBJ_IS_QSTR(mp_const_obj_t o)
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{ return ((((mp_int_t)(o)) & 3) == 2); }
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