Ticket #4523: repetition_for.patch

boost/preprocessor/repetition/detail/dmc/for.hpp

@@ -19 +19 @@
 # include <boost/preprocessor/logical/bool.hpp>
 # include <boost/preprocessor/tuple/eat.hpp>
 #
+# define BOOST_PP_FOR_0(s, p, o, m) BOOST_PP_FOR_0_C(BOOST_PP_BOOL(p##(0, s)), s, p, o, m)
 # define BOOST_PP_FOR_1(s, p, o, m) BOOST_PP_FOR_1_C(BOOST_PP_BOOL(p##(2, s)), s, p, o, m)
 # define BOOST_PP_FOR_2(s, p, o, m) BOOST_PP_FOR_2_C(BOOST_PP_BOOL(p##(3, s)), s, p, o, m)
 # define BOOST_PP_FOR_3(s, p, o, m) BOOST_PP_FOR_3_C(BOOST_PP_BOOL(p##(4, s)), s, p, o, m)
@@ -276 +277 @@
 # define BOOST_PP_FOR_255(s, p, o, m) BOOST_PP_FOR_255_C(BOOST_PP_BOOL(p##(256, s)), s, p, o, m)
 # define BOOST_PP_FOR_256(s, p, o, m) BOOST_PP_FOR_256_C(BOOST_PP_BOOL(p##(257, s)), s, p, o, m)
 #
+# define BOOST_PP_FOR_0_C(c, s, p, o, m) BOOST_PP_IIF(c, m, BOOST_PP_TUPLE_EAT_2)(1, s) BOOST_PP_IIF(c, BOOST_PP_FOR_1, BOOST_PP_TUPLE_EAT_4)(BOOST_PP_EXPR_IIF(c, o)(1, s), p, o, m)
 # define BOOST_PP_FOR_1_C(c, s, p, o, m) BOOST_PP_IIF(c, m, BOOST_PP_TUPLE_EAT_2)(2, s) BOOST_PP_IIF(c, BOOST_PP_FOR_2, BOOST_PP_TUPLE_EAT_4)(BOOST_PP_EXPR_IIF(c, o)(2, s), p, o, m)
 # define BOOST_PP_FOR_2_C(c, s, p, o, m) BOOST_PP_IIF(c, m, BOOST_PP_TUPLE_EAT_2)(3, s) BOOST_PP_IIF(c, BOOST_PP_FOR_3, BOOST_PP_TUPLE_EAT_4)(BOOST_PP_EXPR_IIF(c, o)(3, s), p, o, m)
 # define BOOST_PP_FOR_3_C(c, s, p, o, m) BOOST_PP_IIF(c, m, BOOST_PP_TUPLE_EAT_2)(4, s) BOOST_PP_IIF(c, BOOST_PP_FOR_4, BOOST_PP_TUPLE_EAT_4)(BOOST_PP_EXPR_IIF(c, o)(4, s), p, o, m)

boost/preprocessor/repetition/detail/edg/for.hpp

@@ -17 +17 @@
 # include <boost/preprocessor/control/if.hpp>
 # include <boost/preprocessor/tuple/eat.hpp>
 #
+# define BOOST_PP_FOR_0(s, p, o, m) BOOST_PP_FOR_0_I(s, p, o, m)
 # define BOOST_PP_FOR_1(s, p, o, m) BOOST_PP_FOR_1_I(s, p, o, m)
 # define BOOST_PP_FOR_2(s, p, o, m) BOOST_PP_FOR_2_I(s, p, o, m)
 # define BOOST_PP_FOR_3(s, p, o, m) BOOST_PP_FOR_3_I(s, p, o, m)
@@ -274 +275 @@
 # define BOOST_PP_FOR_255(s, p, o, m) BOOST_PP_FOR_255_I(s, p, o, m)
 # define BOOST_PP_FOR_256(s, p, o, m) BOOST_PP_FOR_256_I(s, p, o, m)
 #
+# define BOOST_PP_FOR_0_I(s, p, o, m) BOOST_PP_IF(p(1, s), m, BOOST_PP_TUPLE_EAT_2)(1, s) BOOST_PP_IF(p(1, s), BOOST_PP_FOR_1, BOOST_PP_TUPLE_EAT_4)(o(1, s), p, o, m)
 # define BOOST_PP_FOR_1_I(s, p, o, m) BOOST_PP_IF(p(2, s), m, BOOST_PP_TUPLE_EAT_2)(2, s) BOOST_PP_IF(p(2, s), BOOST_PP_FOR_2, BOOST_PP_TUPLE_EAT_4)(o(2, s), p, o, m)
 # define BOOST_PP_FOR_2_I(s, p, o, m) BOOST_PP_IF(p(3, s), m, BOOST_PP_TUPLE_EAT_2)(3, s) BOOST_PP_IF(p(3, s), BOOST_PP_FOR_3, BOOST_PP_TUPLE_EAT_4)(o(3, s), p, o, m)
 # define BOOST_PP_FOR_3_I(s, p, o, m) BOOST_PP_IF(p(4, s), m, BOOST_PP_TUPLE_EAT_2)(4, s) BOOST_PP_IF(p(4, s), BOOST_PP_FOR_4, BOOST_PP_TUPLE_EAT_4)(o(4, s), p, o, m)

boost/preprocessor/repetition/detail/for.hpp

@@ -19 +19 @@
 # include <boost/preprocessor/logical/bool.hpp>
 # include <boost/preprocessor/tuple/eat.hpp>
 #
+# define BOOST_PP_FOR_0(s, p, o, m) BOOST_PP_FOR_0_C(BOOST_PP_BOOL(p(1, s)), s, p, o, m)
 # define BOOST_PP_FOR_1(s, p, o, m) BOOST_PP_FOR_1_C(BOOST_PP_BOOL(p(2, s)), s, p, o, m)
 # define BOOST_PP_FOR_2(s, p, o, m) BOOST_PP_FOR_2_C(BOOST_PP_BOOL(p(3, s)), s, p, o, m)
 # define BOOST_PP_FOR_3(s, p, o, m) BOOST_PP_FOR_3_C(BOOST_PP_BOOL(p(4, s)), s, p, o, m)
@@ -276 +277 @@
 # define BOOST_PP_FOR_255(s, p, o, m) BOOST_PP_FOR_255_C(BOOST_PP_BOOL(p(256, s)), s, p, o, m)
 # define BOOST_PP_FOR_256(s, p, o, m) BOOST_PP_FOR_256_C(BOOST_PP_BOOL(p(257, s)), s, p, o, m)
 #
+# define BOOST_PP_FOR_0_C(c, s, p, o, m) BOOST_PP_IIF(c, m, BOOST_PP_TUPLE_EAT_2)(2, s) BOOST_PP_IIF(c, BOOST_PP_FOR_1, BOOST_PP_TUPLE_EAT_4)(BOOST_PP_EXPR_IIF(c, o)(1, s), p, o, m)
 # define BOOST_PP_FOR_1_C(c, s, p, o, m) BOOST_PP_IIF(c, m, BOOST_PP_TUPLE_EAT_2)(2, s) BOOST_PP_IIF(c, BOOST_PP_FOR_2, BOOST_PP_TUPLE_EAT_4)(BOOST_PP_EXPR_IIF(c, o)(2, s), p, o, m)
 # define BOOST_PP_FOR_2_C(c, s, p, o, m) BOOST_PP_IIF(c, m, BOOST_PP_TUPLE_EAT_2)(3, s) BOOST_PP_IIF(c, BOOST_PP_FOR_3, BOOST_PP_TUPLE_EAT_4)(BOOST_PP_EXPR_IIF(c, o)(3, s), p, o, m)
 # define BOOST_PP_FOR_3_C(c, s, p, o, m) BOOST_PP_IIF(c, m, BOOST_PP_TUPLE_EAT_2)(4, s) BOOST_PP_IIF(c, BOOST_PP_FOR_4, BOOST_PP_TUPLE_EAT_4)(BOOST_PP_EXPR_IIF(c, o)(4, s), p, o, m)

boost/preprocessor/repetition/detail/msvc/for.hpp

@@ -17 +17 @@
 # include <boost/preprocessor/control/if.hpp>
 # include <boost/preprocessor/tuple/eat.hpp>
 #
+# define BOOST_PP_FOR_0(s, p, o, m) BOOST_PP_IF(p(1, s), m, BOOST_PP_TUPLE_EAT_2)(1, s) BOOST_PP_IF(p(1, s), BOOST_PP_FOR_1, BOOST_PP_TUPLE_EAT_4)(o(1, s), p, o, m)
 # define BOOST_PP_FOR_1(s, p, o, m) BOOST_PP_IF(p(2, s), m, BOOST_PP_TUPLE_EAT_2)(2, s) BOOST_PP_IF(p(2, s), BOOST_PP_FOR_2, BOOST_PP_TUPLE_EAT_4)(o(2, s), p, o, m)
 # define BOOST_PP_FOR_2(s, p, o, m) BOOST_PP_IF(p(3, s), m, BOOST_PP_TUPLE_EAT_2)(3, s) BOOST_PP_IF(p(3, s), BOOST_PP_FOR_3, BOOST_PP_TUPLE_EAT_4)(o(3, s), p, o, m)
 # define BOOST_PP_FOR_3(s, p, o, m) BOOST_PP_IF(p(4, s), m, BOOST_PP_TUPLE_EAT_2)(4, s) BOOST_PP_IF(p(4, s), BOOST_PP_FOR_4, BOOST_PP_TUPLE_EAT_4)(o(4, s), p, o, m)

boost/preprocessor/repetition/for.hpp

@@ -24 +24 @@
 #    define BOOST_PP_FOR(state, pred, op, macro)
 # endif
 #
-# define BOOST_PP_FOR BOOST_PP_CAT(BOOST_PP_FOR_, BOOST_PP_AUTO_REC(BOOST_PP_FOR_P, 256))
+# define BOOST_PP_FOR BOOST_PP_CAT(BOOST_PP_FOR_, BOOST_PP_AUTO_REC_BASE_0(BOOST_PP_FOR_P, 256))
 #
 # define BOOST_PP_FOR_P(n) BOOST_PP_CAT(BOOST_PP_FOR_CHECK_, BOOST_PP_FOR_ ## n(1, BOOST_PP_FOR_SR_P, BOOST_PP_FOR_SR_O, BOOST_PP_FOR_SR_M))
 #
@@ -46 +46 @@
 #
 # define BOOST_PP_FOR_CHECK_BOOST_PP_NIL 1
 #
+# define BOOST_PP_FOR_CHECK_BOOST_PP_FOR_0(s, p, o, m) 0
 # define BOOST_PP_FOR_CHECK_BOOST_PP_FOR_1(s, p, o, m) 0
 # define BOOST_PP_FOR_CHECK_BOOST_PP_FOR_2(s, p, o, m) 0
 # define BOOST_PP_FOR_CHECK_BOOST_PP_FOR_3(s, p, o, m) 0