diff --git a/include/boost/preprocessor/arithmetic/add.hpp b/include/boost/preprocessor/arithmetic/add.hpp
index 7bb9e0e..2bc902f 100644
--- a/include/boost/preprocessor/arithmetic/add.hpp
+++ b/include/boost/preprocessor/arithmetic/add.hpp
@@ -37,7 +37,7 @@ single token).</p>
 
 /** <p>Can be used inside BOOST_PP_WHILE().</p> */
 #define BOOST_PP_ADD_D(D,X,Y) BOOST_PP_TUPLE_ELEM(2,0,BOOST_PP_WHILE##D(BOOST_PP_ADD_C,BOOST_PP_ADD_F,(X,Y)))
-#if !defined(BOOST_NO_COMPILER_CONFIG) && defined(__MWERKS__) && __MWERKS__ <= 0x2406
+#if !defined(BOOST_NO_COMPILER_CONFIG) && defined(__MWERKS__)
 #  define BOOST_PP_ADD_C(D,P) BOOST_PP_TUPLE_ELEM(2,1,P)
 #  define BOOST_PP_ADD_F(D,P) (BOOST_PP_INC(BOOST_PP_TUPLE_ELEM(2,0,P)),BOOST_PP_DEC(BOOST_PP_TUPLE_ELEM(2,1,P)))
 #else
diff --git a/include/boost/preprocessor/arithmetic/div.hpp b/include/boost/preprocessor/arithmetic/div.hpp
index b1931ae..ad191ad 100644
--- a/include/boost/preprocessor/arithmetic/div.hpp
+++ b/include/boost/preprocessor/arithmetic/div.hpp
@@ -35,7 +35,7 @@ single token).</p>
 
 /** <p>Can be used inside BOOST_PP_WHILE().</p> */
 #define BOOST_PP_DIV_D(D,X,Y) BOOST_PP_TUPLE_ELEM(3,0,BOOST_PP_WHILE##D(BOOST_PP_DIV_C,BOOST_PP_DIV_F,(0,X,Y)))
-#if !defined(BOOST_NO_COMPILER_CONFIG) && defined(__MWERKS__) && __MWERKS__ <= 0x2406
+#if !defined(BOOST_NO_COMPILER_CONFIG) && defined(__MWERKS__)
 #  define BOOST_PP_DIV_C(D,P) BOOST_PP_LESS_EQUAL_D(D,BOOST_PP_TUPLE_ELEM(3,2,P),BOOST_PP_TUPLE_ELEM(3,1,P))
 #  define BOOST_PP_DIV_F(D,P) (BOOST_PP_INC(BOOST_PP_TUPLE_ELEM(3,0,P)),BOOST_PP_SUB_D(D,BOOST_PP_TUPLE_ELEM(3,1,P),BOOST_PP_TUPLE_ELEM(3,2,P)),BOOST_PP_TUPLE_ELEM(3,2,P))
 #else
diff --git a/include/boost/preprocessor/arithmetic/mul.hpp b/include/boost/preprocessor/arithmetic/mul.hpp
index 9359ae3..339a4b8 100644
--- a/include/boost/preprocessor/arithmetic/mul.hpp
+++ b/include/boost/preprocessor/arithmetic/mul.hpp
@@ -34,7 +34,7 @@ single token).</p>
 
 /** <p>Can be used inside BOOST_PP_WHILE().</p> */
 #define BOOST_PP_MUL_D(D,X,Y) BOOST_PP_TUPLE_ELEM(3,0,BOOST_PP_WHILE##D(BOOST_PP_MUL_C,BOOST_PP_MUL_F,(0,X,Y)))
-#if !defined(BOOST_NO_COMPILER_CONFIG) && defined(__MWERKS__) && __MWERKS__ <= 0x2406
+#if !defined(BOOST_NO_COMPILER_CONFIG) && defined(__MWERKS__)
 #  define BOOST_PP_MUL_C(D,P) BOOST_PP_TUPLE_ELEM(3,2,P)
 #  define BOOST_PP_MUL_F(D,P) (BOOST_PP_ADD_D(D,BOOST_PP_TUPLE_ELEM(3,0,P),BOOST_PP_TUPLE_ELEM(3,1,P)),BOOST_PP_TUPLE_ELEM(3,1,P),BOOST_PP_DEC(BOOST_PP_TUPLE_ELEM(3,2,P)))
 #else
diff --git a/include/boost/preprocessor/arithmetic/sub.hpp b/include/boost/preprocessor/arithmetic/sub.hpp
index 9918b85..a7f4f14 100644
--- a/include/boost/preprocessor/arithmetic/sub.hpp
+++ b/include/boost/preprocessor/arithmetic/sub.hpp
@@ -36,7 +36,7 @@ single token).</p>
 
 /** <p>Can be used inside BOOST_PP_WHILE().</p> */
 #define BOOST_PP_SUB_D(D,X,Y) BOOST_PP_TUPLE_ELEM(2,0,BOOST_PP_WHILE##D(BOOST_PP_SUB_C,BOOST_PP_SUB_F,(X,Y)))
-#if !defined(BOOST_NO_COMPILER_CONFIG) && defined(__MWERKS__) && __MWERKS__ <= 0x2406
+#if !defined(BOOST_NO_COMPILER_CONFIG) && defined(__MWERKS__)
 #  define BOOST_PP_SUB_C(D,P) BOOST_PP_TUPLE_ELEM(2,1,P)
 #  define BOOST_PP_SUB_F(D,P) (BOOST_PP_DEC(BOOST_PP_TUPLE_ELEM(2,0,P)),BOOST_PP_DEC(BOOST_PP_TUPLE_ELEM(2,1,P)))
 #else
diff --git a/include/boost/preprocessor/enum.hpp b/include/boost/preprocessor/enum.hpp
index d5e3daa..b1bfe3a 100644
--- a/include/boost/preprocessor/enum.hpp
+++ b/include/boost/preprocessor/enum.hpp
@@ -51,7 +51,7 @@
 */
 #define BOOST_PP_ENUM(N,F,P) BOOST_PP_REPEAT(N,BOOST_PP_ENUM_F,(F,P))
 
-#if !defined(BOOST_NO_COMPILER_CONFIG) && defined(__MWERKS__) && __MWERKS__ <= 0x2406
+#if !defined(BOOST_NO_COMPILER_CONFIG) && defined(__MWERKS__)
 #  define BOOST_PP_ENUM_F(I,FP) BOOST_PP_COMMA_IF(I) BOOST_PP_TUPLE_ELEM(2,0,FP)(I,BOOST_PP_TUPLE_ELEM(2,1,FP))
 #else
 #  define BOOST_PP_ENUM_F(I,FP) BOOST_PP_COMMA_IF(I) BOOST_PP_TUPLE2_ELEM0 FP(I,BOOST_PP_TUPLE2_ELEM1 FP)
diff --git a/include/boost/preprocessor/enum_params_with_a_default.hpp b/include/boost/preprocessor/enum_params_with_a_default.hpp
index 018fdc6..430dbc7 100644
--- a/include/boost/preprocessor/enum_params_with_a_default.hpp
+++ b/include/boost/preprocessor/enum_params_with_a_default.hpp
@@ -48,7 +48,7 @@
 */
 #define BOOST_PP_ENUM_PARAMS_WITH_A_DEFAULT(N,P,D) BOOST_PP_ENUM(N,BOOST_PP_ENUM_PARAMS_WITH_A_DEFAULT_F,(P,D))
 
-#if !defined(BOOST_NO_COMPILER_CONFIG) && defined(__MWERKS__) && __MWERKS__ <= 0x2406
+#if !defined(BOOST_NO_COMPILER_CONFIG) && defined(__MWERKS__)
 #  define BOOST_PP_ENUM_PARAMS_WITH_A_DEFAULT_F(I,PD) BOOST_PP_CAT(BOOST_PP_TUPLE_ELEM(2,0,PD),I)=BOOST_PP_TUPLE_ELEM(2,1,PD)
 #else
 #  define BOOST_PP_ENUM_PARAMS_WITH_A_DEFAULT_F(I,PD) BOOST_PP_CAT(BOOST_PP_TUPLE2_ELEM0 PD,I)=BOOST_PP_TUPLE2_ELEM1 PD
diff --git a/include/boost/preprocessor/enum_params_with_defaults.hpp b/include/boost/preprocessor/enum_params_with_defaults.hpp
index 806f48f..58dc55c 100644
--- a/include/boost/preprocessor/enum_params_with_defaults.hpp
+++ b/include/boost/preprocessor/enum_params_with_defaults.hpp
@@ -51,7 +51,7 @@
 */
 #define BOOST_PP_ENUM_PARAMS_WITH_DEFAULTS(N,P,D) BOOST_PP_ENUM(N,BOOST_PP_ENUM_PARAMS_WITH_DEFAULTS_F,(P,D))
 
-#if !defined(BOOST_NO_COMPILER_CONFIG) && defined(__MWERKS__) && __MWERKS__ <= 0x2406
+#if !defined(BOOST_NO_COMPILER_CONFIG) && defined(__MWERKS__)
 #  define BOOST_PP_ENUM_PARAMS_WITH_DEFAULTS_F(I,PD) BOOST_PP_CAT(BOOST_PP_TUPLE_ELEM(2,0,PD),I)=BOOST_PP_CAT(BOOST_PP_TUPLE_ELEM(2,1,PD),I)
 #else
 #  define BOOST_PP_ENUM_PARAMS_WITH_DEFAULTS_F(I,PD) BOOST_PP_CAT(BOOST_PP_TUPLE2_ELEM0 PD,I)=BOOST_PP_CAT(BOOST_PP_TUPLE2_ELEM1 PD,I)
diff --git a/include/boost/preprocessor/enum_shifted.hpp b/include/boost/preprocessor/enum_shifted.hpp
index 2a2f990..912948d 100644
--- a/include/boost/preprocessor/enum_shifted.hpp
+++ b/include/boost/preprocessor/enum_shifted.hpp
@@ -46,7 +46,7 @@
 */
 #define BOOST_PP_ENUM_SHIFTED(N,F,P) BOOST_PP_ENUM(BOOST_PP_DEC(N),BOOST_PP_ENUM_SHIFTED_F,(F,P))
 
-#if !defined(BOOST_NO_COMPILER_CONFIG) && defined(__MWERKS__) && __MWERKS__ <= 0x2406
+#if !defined(BOOST_NO_COMPILER_CONFIG) && defined(__MWERKS__)
 #  define BOOST_PP_ENUM_SHIFTED_F(I,FP) BOOST_PP_TUPLE_ELEM(2,0,FP)(BOOST_PP_INC(I),BOOST_PP_TUPLE_ELEM(2,1,FP))
 #else
 #  define BOOST_PP_ENUM_SHIFTED_F(I,FP) BOOST_PP_TUPLE2_ELEM0 FP(BOOST_PP_INC(I),BOOST_PP_TUPLE2_ELEM1 FP)
diff --git a/include/boost/preprocessor/list/adt.hpp b/include/boost/preprocessor/list/adt.hpp
index 9fbc580..98eda39 100644
--- a/include/boost/preprocessor/list/adt.hpp
+++ b/include/boost/preprocessor/list/adt.hpp
@@ -70,14 +70,14 @@ and BOOST_PP_LIST_FOLD_RIGHT_2ND():</p>
 #define BOOST_PP_LIST_NIL (_,_,0)
 
 /** <p>Expands to 1 if the list is not nil and 0 otherwise.</p> */
-#if !defined(BOOST_NO_COMPILER_CONFIG) && defined(__MWERKS__) && __MWERKS__ <= 0x2406
+#if !defined(BOOST_NO_COMPILER_CONFIG) && defined(__MWERKS__)
 #  define BOOST_PP_LIST_IS_CONS(L) BOOST_PP_TUPLE_ELEM(3,2,L)
 #else
 #  define BOOST_PP_LIST_IS_CONS(L) BOOST_PP_TUPLE3_ELEM2 L
 #endif
 
 /** <p>Expands to 1 if the list is nil and 0 otherwise.</p> */
-#if !defined(BOOST_NO_COMPILER_CONFIG) && defined(__MWERKS__) && __MWERKS__ <= 0x2406
+#if !defined(BOOST_NO_COMPILER_CONFIG) && defined(__MWERKS__)
 #  define BOOST_PP_LIST_IS_NIL(L) BOOST_PP_NOT(BOOST_PP_TUPLE_ELEM(3,2,L))
 #else
 #  define BOOST_PP_LIST_IS_NIL(L) BOOST_PP_NOT(BOOST_PP_TUPLE3_ELEM2 L)
@@ -93,7 +93,7 @@ and BOOST_PP_LIST_FOLD_RIGHT_2ND():</p>
 
 <p>expands to 1.</p>
 */
-#if !defined(BOOST_NO_COMPILER_CONFIG) && defined(__MWERKS__) && __MWERKS__ <= 0x2406
+#if !defined(BOOST_NO_COMPILER_CONFIG) && defined(__MWERKS__)
 #  define BOOST_PP_LIST_FIRST(L) BOOST_PP_TUPLE_ELEM(3,0,L)
 #else
 #  define BOOST_PP_LIST_FIRST(L) BOOST_PP_TUPLE3_ELEM0 L
@@ -115,7 +115,7 @@ and BOOST_PP_LIST_FOLD_RIGHT_2ND():</p>
   BOOST_PP_TUPLE_TO_LIST(4,(2,3,4,5))
 </pre>
 */
-#if !defined(BOOST_NO_COMPILER_CONFIG) && defined(__MWERKS__) && __MWERKS__ <= 0x2406
+#if !defined(BOOST_NO_COMPILER_CONFIG) && defined(__MWERKS__)
 #  define BOOST_PP_LIST_REST(L) BOOST_PP_TUPLE_ELEM(3,1,L)
 #else
 #  define BOOST_PP_LIST_REST(L) BOOST_PP_TUPLE3_ELEM1 L
diff --git a/include/boost/preprocessor/list/filter.hpp b/include/boost/preprocessor/list/filter.hpp
index e32c485..ad884e7 100644
--- a/include/boost/preprocessor/list/filter.hpp
+++ b/include/boost/preprocessor/list/filter.hpp
@@ -45,7 +45,7 @@ for which <code>F(D,P,X)</code> is true.</p>
 
 /** <p>Can be used inside BOOST_PP_WHILE().</p> */
 #define BOOST_PP_LIST_FILTER_D(D,F,P,L) BOOST_PP_TUPLE_ELEM(3,2,BOOST_PP_LIST_FOLD_RIGHT_D(D,BOOST_PP_LIST_FILTER_F,L,(F,P,(_,_,0))))
-#if !defined(BOOST_NO_COMPILER_CONFIG) && defined(__MWERKS__) && __MWERKS__ <= 0x2406
+#if !defined(BOOST_NO_COMPILER_CONFIG) && defined(__MWERKS__)
 #  define BOOST_PP_LIST_FILTER_F(D,H,P) (BOOST_PP_TUPLE_ELEM(3,0,P),BOOST_PP_TUPLE_ELEM(3,1,P),BOOST_PP_IF(BOOST_PP_TUPLE_ELEM(3,0,P)(D,BOOST_PP_TUPLE3_ELEM1 P,H),BOOST_PP_LIST_CONS,BOOST_PP_TUPLE2_ELEM1)(H,BOOST_PP_TUPLE_ELEM(3,2,P)))
 #elif !defined(BOOST_NO_COMPILER_CONFIG) && defined(_MSC_VER)
 #  define BOOST_PP_LIST_FILTER_F(D,H,P) (BOOST_PP_TUPLE_ELEM(3,0,P),BOOST_PP_TUPLE3_ELEM1 P,BOOST_PP_IF(BOOST_PP_TUPLE3_ELEM0 P(D,BOOST_PP_TUPLE3_ELEM1 P,H),BOOST_PP_LIST_CONS,BOOST_PP_TUPLE2_ELEM1)(H,BOOST_PP_TUPLE3_ELEM2 P))
diff --git a/include/boost/preprocessor/list/first_n.hpp b/include/boost/preprocessor/list/first_n.hpp
index 55ecb89..46ee8e7 100644
--- a/include/boost/preprocessor/list/first_n.hpp
+++ b/include/boost/preprocessor/list/first_n.hpp
@@ -51,7 +51,7 @@
 
 /** <p>Can be used inside BOOST_PP_WHILE().</p> */
 #define BOOST_PP_LIST_FIRST_N_D(D,N,L) BOOST_PP_LIST_REVERSE_D(D,BOOST_PP_TUPLE_ELEM(3,0,BOOST_PP_WHILE##D(BOOST_PP_LIST_FIRST_N_C,BOOST_PP_LIST_FIRST_N_F,((_,_,0),L,N))))
-#if !defined(BOOST_NO_COMPILER_CONFIG) && defined(__MWERKS__) && __MWERKS__ <= 0x2406
+#if !defined(BOOST_NO_COMPILER_CONFIG) && defined(__MWERKS__)
 #  define BOOST_PP_LIST_FIRST_N_C(D,X) BOOST_PP_TUPLE_ELEM(3,2,X)
 #  define BOOST_PP_LIST_FIRST_N_F(D,X) ((BOOST_PP_TUPLE_ELEM(3,0,BOOST_PP_TUPLE_ELEM(3,1,X)),BOOST_PP_TUPLE_ELEM(3,0,X),1),BOOST_PP_TUPLE_ELEM(3,1,BOOST_PP_TUPLE_ELEM(3,1,X)),BOOST_PP_DEC(BOOST_PP_TUPLE_ELEM(3,2,X)))
 #else
diff --git a/include/boost/preprocessor/list/fold_left.hpp b/include/boost/preprocessor/list/fold_left.hpp
index cad6ff1..1d4cb69 100644
--- a/include/boost/preprocessor/list/fold_left.hpp
+++ b/include/boost/preprocessor/list/fold_left.hpp
@@ -29,6 +29,19 @@ list <code>L</code> (from the left or the start of the list).</p>
   )
 </pre>
 
+<p>For example,</p>
+
+<pre>
+  #define TEST(D,P,X) BOOST_PP_CAT(P,X)
+  BOOST_PP_FOLD_LEFT(TEST,_,BOOST_PP_TUPLE_TO_LIST(3,(A,B,C)))
+</pre>
+
+<p>expands to:</p>
+
+<pre>
+  _ABC
+</pre>
+
 <h3>Note</h3>
 <ul>
   <li>Folding, or accumulation, is a very general pattern of computation.
@@ -54,7 +67,7 @@ list <code>L</code> (from the left or the start of the list).</p>
 
 /** <p>Can be used inside BOOST_PP_WHILE().</p> */
 #define BOOST_PP_LIST_FOLD_LEFT_D(D,F,P,L) BOOST_PP_TUPLE_ELEM(3,1,BOOST_PP_WHILE##D(BOOST_PP_LIST_FOLD_LEFT_C,BOOST_PP_LIST_FOLD_LEFT_F,(F,P,L)))
-#if !defined(BOOST_NO_COMPILER_CONFIG) && defined(__MWERKS__) && __MWERKS__ <= 0x2406
+#if !defined(BOOST_NO_COMPILER_CONFIG) && defined(__MWERKS__)
 #  define BOOST_PP_LIST_FOLD_LEFT_C(D,X) BOOST_PP_TUPLE_ELEM(3,2,BOOST_PP_TUPLE_ELEM(3,2,X))
 #  define BOOST_PP_LIST_FOLD_LEFT_F(D,X) (BOOST_PP_TUPLE_ELEM(3,0,X),BOOST_PP_TUPLE_ELEM(3,0,X)(D,BOOST_PP_TUPLE_ELEM(3,1,X),BOOST_PP_TUPLE_ELEM(3,0,BOOST_PP_TUPLE_ELEM(3,2,X))),BOOST_PP_TUPLE_ELEM(3,1,BOOST_PP_TUPLE_ELEM(3,2,X)))
 #elif !defined(BOOST_NO_COMPILER_CONFIG) && defined(_MSC_VER)
diff --git a/include/boost/preprocessor/list/fold_left_2nd.hpp b/include/boost/preprocessor/list/fold_left_2nd.hpp
index 0ebb190..dc8c89b 100644
--- a/include/boost/preprocessor/list/fold_left_2nd.hpp
+++ b/include/boost/preprocessor/list/fold_left_2nd.hpp
@@ -21,7 +21,7 @@
 
 /** <p>Can be used inside BOOST_PP_WHILE().</p> */
 #define BOOST_PP_LIST_FOLD_LEFT_2ND_D(D,F,P,L) BOOST_PP_TUPLE_ELEM(3,1,BOOST_PP_WHILE##D(BOOST_PP_LIST_FOLD_LEFT_2ND_C,BOOST_PP_LIST_FOLD_LEFT_2ND_F,(F,P,L)))
-#if !defined(BOOST_NO_COMPILER_CONFIG) && defined(__MWERKS__) && __MWERKS__ <= 0x2406
+#if !defined(BOOST_NO_COMPILER_CONFIG) && defined(__MWERKS__)
 #  define BOOST_PP_LIST_FOLD_LEFT_2ND_C(D,X) BOOST_PP_TUPLE_ELEM(3,2,BOOST_PP_TUPLE_ELEM(3,2,X))
 #  define BOOST_PP_LIST_FOLD_LEFT_2ND_F(D,X) (BOOST_PP_TUPLE_ELEM(3,0,X),BOOST_PP_TUPLE_ELEM(3,0,X)(D,BOOST_PP_TUPLE_ELEM(3,1,X),BOOST_PP_TUPLE_ELEM(3,0,BOOST_PP_TUPLE_ELEM(3,2,X))),BOOST_PP_TUPLE_ELEM(3,1,BOOST_PP_TUPLE_ELEM(3,2,X)))
 #elif !defined(BOOST_NO_COMPILER_CONFIG) && defined(_MSC_VER)
diff --git a/include/boost/preprocessor/list/fold_right.hpp b/include/boost/preprocessor/list/fold_right.hpp
index 340dab1..7f137b7 100644
--- a/include/boost/preprocessor/list/fold_right.hpp
+++ b/include/boost/preprocessor/list/fold_right.hpp
@@ -51,7 +51,7 @@ list <code>L</code> (from the right or the end of the list).</p>
 
 /** <p>Can be used inside BOOST_PP_WHILE().</p> */
 #define BOOST_PP_LIST_FOLD_RIGHT_D(D,F,L,P) BOOST_PP_TUPLE_ELEM(2,1,BOOST_PP_LIST_FOLD_LEFT_D(D,BOOST_PP_LIST_FOLD_RIGHT_F,(F,P),BOOST_PP_LIST_REVERSE_D(D,L)))
-#if !defined(BOOST_NO_COMPILER_CONFIG) && defined(__MWERKS__) && __MWERKS__ <= 0x2406
+#if !defined(BOOST_NO_COMPILER_CONFIG) && defined(__MWERKS__)
 #  define BOOST_PP_LIST_FOLD_RIGHT_F(D,P,H) (BOOST_PP_TUPLE_ELEM(2,0,P),BOOST_PP_TUPLE_ELEM(2,0,P)(D,H,BOOST_PP_TUPLE_ELEM(2,1,P)))
 #elif !defined(BOOST_NO_COMPILER_CONFIG) && defined(_MSC_VER)
 #  define BOOST_PP_LIST_FOLD_RIGHT_F(D,P,H) (BOOST_PP_TUPLE_ELEM(2,0,P),BOOST_PP_TUPLE_ELEM(2,0,P)(D,H,BOOST_PP_TUPLE2_ELEM1 P))
diff --git a/include/boost/preprocessor/list/fold_right_2nd.hpp b/include/boost/preprocessor/list/fold_right_2nd.hpp
index 482d098..ca78cf6 100644
--- a/include/boost/preprocessor/list/fold_right_2nd.hpp
+++ b/include/boost/preprocessor/list/fold_right_2nd.hpp
@@ -21,7 +21,7 @@
 
 /** <p>Can be used inside BOOST_PP_WHILE().</p> */
 #define BOOST_PP_LIST_FOLD_RIGHT_2ND_D(D,F,L,P) BOOST_PP_TUPLE_ELEM(2,1,BOOST_PP_LIST_FOLD_LEFT_2ND_D(D,BOOST_PP_LIST_FOLD_RIGHT_2ND_F,(F,P),BOOST_PP_LIST_FOLD_LEFT_2ND_D(D,BOOST_PP_LIST_REVERSE_F,(_,_,0),L)))
-#if !defined(BOOST_NO_COMPILER_CONFIG) && defined(__MWERKS__) && __MWERKS__ <= 0x2406
+#if !defined(BOOST_NO_COMPILER_CONFIG) && defined(__MWERKS__)
 #  define BOOST_PP_LIST_FOLD_RIGHT_2ND_F(D,P,H) (BOOST_PP_TUPLE_ELEM(2,0,P),BOOST_PP_TUPLE_ELEM(2,0,P)(D,H,BOOST_PP_TUPLE_ELEM(2,1,P)))
 #elif !defined(BOOST_NO_COMPILER_CONFIG) && defined(_MSC_VER)
 #  define BOOST_PP_LIST_FOLD_RIGHT_2ND_F(D,P,H) (BOOST_PP_TUPLE_ELEM(2,0,P),BOOST_PP_TUPLE_ELEM(2,0,P)(D,H,BOOST_PP_TUPLE2_ELEM1 P))
diff --git a/include/boost/preprocessor/list/for_each_product.hpp b/include/boost/preprocessor/list/for_each_product.hpp
index 7d7feab..1649b4d 100644
--- a/include/boost/preprocessor/list/for_each_product.hpp
+++ b/include/boost/preprocessor/list/for_each_product.hpp
@@ -45,7 +45,7 @@ explosion.</p>
 
 /** <p>Can be used inside BOOST_PP_FOR().</p> */
 #define BOOST_PP_LIST_FOR_EACH_PRODUCT_R(R,F,N,T_OF_L) BOOST_PP_LIST_FOR_EACH_PRODUCT_R2(0,F,BOOST_PP_TUPLE_TO_LIST(N,BOOST_PP_TUPLE_REVERSE(N,T_OF_L)))
-#if !defined(BOOST_NO_COMPILER_CONFIG) && defined(__MWERKS__) && __MWERKS__ <= 0x2406 ||\
+#if !defined(BOOST_NO_COMPILER_CONFIG) && defined(__MWERKS__) ||\
   !defined(BOOST_NO_COMPILER_CONFIG) && defined(_MSC_VER)
 #  define BOOST_PP_LIST_FOR_EACH_PRODUCT_R2(R,F,LL) BOOST_PP_FOR##R((BOOST_PP_TUPLE_ELEM(3,0,LL),BOOST_PP_TUPLE_ELEM(3,1,LL),(_,_,0),F),BOOST_PP_LIST_FOR_EACH_PRODUCT_C,BOOST_PP_LIST_FOR_EACH_PRODUCT_F,BOOST_PP_LIST_FOR_EACH_PRODUCT_I0)
 #  define BOOST_PP_LIST_FOR_EACH_PRODUCT_C(R,P) BOOST_PP_TUPLE_ELEM(3,2,BOOST_PP_TUPLE_ELEM(4,0,P))
diff --git a/include/boost/preprocessor/list/rest_n.hpp b/include/boost/preprocessor/list/rest_n.hpp
index 9aa2973..1850d3c 100644
--- a/include/boost/preprocessor/list/rest_n.hpp
+++ b/include/boost/preprocessor/list/rest_n.hpp
@@ -51,7 +51,7 @@ list <code>L</code>.</p>
 
 /** <p>Can be used inside BOOST_PP_WHILE().</p> */
 #define BOOST_PP_LIST_REST_N_D(D,N,L) BOOST_PP_TUPLE_ELEM(2,0,BOOST_PP_WHILE##D(BOOST_PP_LIST_REST_N_C,BOOST_PP_LIST_REST_N_F,(L,N)))
-#if !defined(BOOST_NO_COMPILER_CONFIG) && defined(__MWERKS__) && __MWERKS__ <= 0x2406
+#if !defined(BOOST_NO_COMPILER_CONFIG) && defined(__MWERKS__)
 #  define BOOST_PP_LIST_REST_N_C(D,X) BOOST_PP_TUPLE_ELEM(2,1,X)
 #  define BOOST_PP_LIST_REST_N_F(D,X) (BOOST_PP_TUPLE_ELEM(3,1,BOOST_PP_TUPLE_ELEM(2,0,X)),BOOST_PP_DEC(BOOST_PP_TUPLE_ELEM(2,1,X)))
 #else
diff --git a/include/boost/preprocessor/list/transform.hpp b/include/boost/preprocessor/list/transform.hpp
index 34b66db..0aa917c 100644
--- a/include/boost/preprocessor/list/transform.hpp
+++ b/include/boost/preprocessor/list/transform.hpp
@@ -55,7 +55,7 @@ of the list producing a new list.</p>
 
 /** <p>Can be used inside BOOST_PP_WHILE().</p> */
 #define BOOST_PP_LIST_TRANSFORM_D(D,F,P,L) BOOST_PP_TUPLE_ELEM(3,2,BOOST_PP_LIST_FOLD_RIGHT_D(D,BOOST_PP_LIST_TRANSFORM_F,L,(F,P,(_,_,0))))
-#if !defined(BOOST_NO_COMPILER_CONFIG) && defined(__MWERKS__) && __MWERKS__ <= 0x2406
+#if !defined(BOOST_NO_COMPILER_CONFIG) && defined(__MWERKS__)
 #  define BOOST_PP_LIST_TRANSFORM_F(D,H,P) (BOOST_PP_TUPLE_ELEM(3,0,P),BOOST_PP_TUPLE_ELEM(3,1,P),(BOOST_PP_TUPLE_ELEM(3,0,P)(D,BOOST_PP_TUPLE_ELEM(3,1,P),H),BOOST_PP_TUPLE_ELEM(3,2,P),1))
 #elif !defined(BOOST_NO_COMPILER_CONFIG) && defined(_MSC_VER)
 #  define BOOST_PP_LIST_TRANSFORM_F(D,H,P) (BOOST_PP_TUPLE_ELEM(3,0,P),BOOST_PP_TUPLE3_ELEM1 P,(BOOST_PP_TUPLE_ELEM(3,0,P)(D,BOOST_PP_TUPLE3_ELEM1 P,H),BOOST_PP_TUPLE3_ELEM2 P,1))
diff --git a/include/boost/preprocessor/logical/bool.hpp b/include/boost/preprocessor/logical/bool.hpp
index ef4a004..2bb144d 100644
--- a/include/boost/preprocessor/logical/bool.hpp
+++ b/include/boost/preprocessor/logical/bool.hpp
@@ -14,6 +14,8 @@
  */
 
 /** <p>Expands to <code>0</code> if <code>X == 0</code> and <code>1</code> if <code>X != 0</code>.</p>
+
+<p>For example, <code>BOOST_PP_BOOL(3)</code> expands to <code>1</code>.</p>
 */
 #define BOOST_PP_BOOL(X) BOOST_PP_BOOL_DELAY(X)
 
diff --git a/include/boost/preprocessor/repeat.hpp b/include/boost/preprocessor/repeat.hpp
index 8ef8ee0..d610054 100644
--- a/include/boost/preprocessor/repeat.hpp
+++ b/include/boost/preprocessor/repeat.hpp
@@ -21,6 +21,19 @@
   M(0,P) M(1,P) ... M(BOOST_PP_DEC(N),P)
 </pre>
 
+<p>For example,</p>
+
+<pre>
+  #define TEST(I,P) P(I);
+  BOOST_PP_REPEAT(3,TEST,X)
+</pre>
+
+<p>expands to:</p>
+
+<pre>
+  X(0); X(1); X(2);
+</pre>
+
 <h3>2D and 3D repetition</h3>
 
 <p>2D and 3D repetition are supported with the BOOST_PP_REPEAT_2ND() and
diff --git a/include/boost/preprocessor/stringize.hpp b/include/boost/preprocessor/stringize.hpp
index dfaaf68..24234ea 100644
--- a/include/boost/preprocessor/stringize.hpp
+++ b/include/boost/preprocessor/stringize.hpp
@@ -15,6 +15,8 @@
 
 /** <p>Stringizes <code>X</code> after it is macro expanded.</p>
 
+<p>For example, <code>BOOST_PP_STRINGIZE(BOOST_PP_CAT(a,b))</code> expands to <code>"ab"</code>.</p>
+
 <h3>Example</h3>
 <ul>
   <li><a href="../../example/note.c">note.c</a></li>
diff --git a/include/boost/preprocessor/tuple/elem.hpp b/include/boost/preprocessor/tuple/elem.hpp
index d55d131..bb1e39a 100644
--- a/include/boost/preprocessor/tuple/elem.hpp
+++ b/include/boost/preprocessor/tuple/elem.hpp
@@ -40,7 +40,7 @@
 */
 #define BOOST_PP_TUPLE_ELEM(N,I,T) BOOST_PP_TUPLE_ELEM_DELAY(N,I,T)
 
-#if !defined(BOOST_NO_COMPILER_CONFIG) && defined(__MWERKS__) && __MWERKS__ <= 0x2406
+#if !defined(BOOST_NO_COMPILER_CONFIG) && defined(__MWERKS__)
 /* This is a workaround for a CodeWarrior PP bug. Strictly speaking
  * this workaround invokes undefined behavior, but it works as desired.
  */
diff --git a/include/boost/preprocessor/tuple/reverse.hpp b/include/boost/preprocessor/tuple/reverse.hpp
index 358a49c..28ec1f6 100644
--- a/include/boost/preprocessor/tuple/reverse.hpp
+++ b/include/boost/preprocessor/tuple/reverse.hpp
@@ -25,7 +25,7 @@
 */
 #define BOOST_PP_TUPLE_REVERSE(N,T) BOOST_PP_TUPLE_REVERSE_DELAY(N,T)
 
-#if !defined(BOOST_NO_COMPILER_CONFIG) && defined(__MWERKS__) && __MWERKS__ <= 0x2406
+#if !defined(BOOST_NO_COMPILER_CONFIG) && defined(__MWERKS__)
 /* This is a workaround for a CodeWarrior PP bug. Strictly speaking
  * this workaround invokes undefined behavior, but it works as desired.
  */
diff --git a/include/boost/preprocessor/tuple/to_list.hpp b/include/boost/preprocessor/tuple/to_list.hpp
index 458d41b..da78504 100644
--- a/include/boost/preprocessor/tuple/to_list.hpp
+++ b/include/boost/preprocessor/tuple/to_list.hpp
@@ -39,7 +39,7 @@
 */
 #define BOOST_PP_TUPLE_TO_LIST(N,T) BOOST_PP_TUPLE_TO_LIST_DELAY(N,T)
 
-#if !defined(BOOST_NO_COMPILER_CONFIG) && defined(__MWERKS__) && __MWERKS__ <= 0x2406
+#if !defined(BOOST_NO_COMPILER_CONFIG) && defined(__MWERKS__)
 /* This is a workaround for a CodeWarrior PP bug. Strictly speaking
  * this workaround invokes undefined behavior, but it works as desired.
  */
diff --git a/test/logical_test.cpp b/test/logical_test.cpp
index 99c6514..9636daa 100644
--- a/test/logical_test.cpp
+++ b/test/logical_test.cpp
@@ -16,33 +16,33 @@
 
 /* *** */
 
-#if !(!defined(BOOST_NO_COMPILER_CONFIG) && defined(__MWERKS__) && __MWERKS__ <= 0x2406)
+#if !(!defined(BOOST_NO_COMPILER_CONFIG) && defined(__MWERKS__))
 TEST_B BOOST_PP_NOT(MACRO MACRO_ARGS(0)) == 1 TEST_E
 #endif
 TEST_B BOOST_PP_NOT(1) == 0 TEST_E
 
-#if !(!defined(BOOST_NO_COMPILER_CONFIG) && defined(__MWERKS__) && __MWERKS__ <= 0x2406)
+#if !(!defined(BOOST_NO_COMPILER_CONFIG) && defined(__MWERKS__))
 TEST_B BOOST_PP_AND(0,MACRO MACRO_ARGS(0)) == 0 TEST_E
 #endif
 TEST_B BOOST_PP_AND(0,1) == 0 TEST_E
 TEST_B BOOST_PP_AND(1,0) == 0 TEST_E
 TEST_B BOOST_PP_AND(1,1) == 1 TEST_E
 
-#if !(!defined(BOOST_NO_COMPILER_CONFIG) && defined(__MWERKS__) && __MWERKS__ <= 0x2406)
+#if !(!defined(BOOST_NO_COMPILER_CONFIG) && defined(__MWERKS__))
 TEST_B BOOST_PP_OR(0,MACRO MACRO_ARGS(0)) == 0 TEST_E
 #endif
 TEST_B BOOST_PP_OR(0,1) == 1 TEST_E
 TEST_B BOOST_PP_OR(1,0) == 1 TEST_E
 TEST_B BOOST_PP_OR(1,1) == 1 TEST_E
 
-#if !(!defined(BOOST_NO_COMPILER_CONFIG) && defined(__MWERKS__) && __MWERKS__ <= 0x2406)
+#if !(!defined(BOOST_NO_COMPILER_CONFIG) && defined(__MWERKS__))
 TEST_B BOOST_PP_XOR(0,MACRO MACRO_ARGS(0)) == 0 TEST_E
 #endif
 TEST_B BOOST_PP_XOR(0,1) == 1 TEST_E
 TEST_B BOOST_PP_XOR(1,0) == 1 TEST_E
 TEST_B BOOST_PP_XOR(1,1) == 0 TEST_E
 
-#if !(!defined(BOOST_NO_COMPILER_CONFIG) && defined(__MWERKS__) && __MWERKS__ <= 0x2406)
+#if !(!defined(BOOST_NO_COMPILER_CONFIG) && defined(__MWERKS__))
 TEST_B BOOST_PP_NOR(0,MACRO MACRO_ARGS(0)) == 1 TEST_E
 #endif
 TEST_B BOOST_PP_NOR(0,1) == 0 TEST_E
diff --git a/test/preprocessor_test.cpp b/test/preprocessor_test.cpp
index d15fe0d..fe9a0c9 100644
--- a/test/preprocessor_test.cpp
+++ b/test/preprocessor_test.cpp
@@ -40,13 +40,13 @@ TEST_B BOOST_PP_IF(BOOST_PP_IF(1,1,1),true,false) &&
 
 /* *** */
 
-#if !(!defined(BOOST_NO_COMPILER_CONFIG) && defined(__MWERKS__) && __MWERKS__ <= 0x2406)
+#if !(!defined(BOOST_NO_COMPILER_CONFIG) && defined(__MWERKS__))
 TEST_B BOOST_PP_CAT(BOOST_PP_IF(1,tru,fals), MACRO MACRO_ARGS(e)) TEST_E
 #endif
 
 /* *** */
 
-#if !(!defined(BOOST_NO_COMPILER_CONFIG) && defined(__MWERKS__) && __MWERKS__ <= 0x2406)
+#if !(!defined(BOOST_NO_COMPILER_CONFIG) && defined(__MWERKS__))
 char stringize_test[2] = BOOST_PP_STRINGIZE(MACRO MACRO_ARGS(X));
 #endif