P2997R1 Removing the common reference requirement from the indirectly invocable concepts

Author: burblebee

source/iterators.tex

@@ -2449,7 +2449,6 @@
       @\libconcept{copy_constructible}@<F> &&
       @\libconcept{invocable}@<F&, @\exposidnc{indirect-value-t}@<I>> &&
       @\libconcept{invocable}@<F&, iter_reference_t<I>> &&
-      @\libconcept{invocable}@<F&, iter_common_reference_t<I>> &&
       @\libconcept{common_reference_with}@<
         invoke_result_t<F&, @\exposidnc{indirect-value-t}@<I>>,
         invoke_result_t<F&, iter_reference_t<I>>>;
@@ -2460,7 +2459,6 @@
       @\libconcept{copy_constructible}@<F> &&
       @\libconcept{regular_invocable}@<F&, @\exposidnc{indirect-value-t}@<I>> &&
       @\libconcept{regular_invocable}@<F&, iter_reference_t<I>> &&
-      @\libconcept{regular_invocable}@<F&, iter_common_reference_t<I>> &&
       @\libconcept{common_reference_with}@<
         invoke_result_t<F&, @\exposidnc{indirect-value-t}@<I>>,
         invoke_result_t<F&, iter_reference_t<I>>>;
@@ -2470,8 +2468,7 @@
       @\libconcept{indirectly_readable}@<I> &&
       @\libconcept{copy_constructible}@<F> &&
       @\libconcept{predicate}@<F&, @\exposidnc{indirect-value-t}@<I>> &&
-      @\libconcept{predicate}@<F&, iter_reference_t<I>> &&
-      @\libconcept{predicate}@<F&, iter_common_reference_t<I>>;
+      @\libconcept{predicate}@<F&, iter_reference_t<I>>;
 
   template<class F, class I1, class I2>
     concept @\deflibconcept{indirect_binary_predicate}@ =
@@ -2480,8 +2477,7 @@
       @\libconcept{predicate}@<F&, @\exposidnc{indirect-value-t}@<I1>, @\exposidnc{indirect-value-t}@<I2>> &&
       @\libconcept{predicate}@<F&, @\exposidnc{indirect-value-t}@<I1>, iter_reference_t<I2>> &&
       @\libconcept{predicate}@<F&, iter_reference_t<I1>, @\exposidnc{indirect-value-t}@<I2>> &&
-      @\libconcept{predicate}@<F&, iter_reference_t<I1>, iter_reference_t<I2>> &&
-      @\libconcept{predicate}@<F&, iter_common_reference_t<I1>, iter_common_reference_t<I2>>;
+      @\libconcept{predicate}@<F&, iter_reference_t<I1>, iter_reference_t<I2>>;
 
   template<class F, class I1, class I2 = I1>
     concept @\deflibconcept{indirect_equivalence_relation}@ =
@@ -2490,8 +2486,7 @@
       @\libconcept{equivalence_relation}@<F&, @\exposidnc{indirect-value-t}@<I1>, @\exposidnc{indirect-value-t}@<I2>> &&
       @\libconcept{equivalence_relation}@<F&, @\exposidnc{indirect-value-t}@<I1>, iter_reference_t<I2>> &&
       @\libconcept{equivalence_relation}@<F&, iter_reference_t<I1>, @\exposidnc{indirect-value-t}@<I2>> &&
-      @\libconcept{equivalence_relation}@<F&, iter_reference_t<I1>, iter_reference_t<I2>> &&
-      @\libconcept{equivalence_relation}@<F&, iter_common_reference_t<I1>, iter_common_reference_t<I2>>;
+      @\libconcept{equivalence_relation}@<F&, iter_reference_t<I1>, iter_reference_t<I2>>;
 
   template<class F, class I1, class I2 = I1>
     concept @\deflibconcept{indirect_strict_weak_order}@ =
@@ -2500,8 +2495,7 @@
       @\libconcept{strict_weak_order}@<F&, @\exposidnc{indirect-value-t}@<I1>, @\exposidnc{indirect-value-t}@<I2>> &&
       @\libconcept{strict_weak_order}@<F&, @\exposidnc{indirect-value-t}@<I1>, iter_reference_t<I2>> &&
       @\libconcept{strict_weak_order}@<F&, iter_reference_t<I1>, @\exposidnc{indirect-value-t}@<I2>> &&
-      @\libconcept{strict_weak_order}@<F&, iter_reference_t<I1>, iter_reference_t<I2>> &&
-      @\libconcept{strict_weak_order}@<F&, iter_common_reference_t<I1>, iter_common_reference_t<I2>>;
+      @\libconcept{strict_weak_order}@<F&, iter_reference_t<I1>, iter_reference_t<I2>>;
 }
 \end{codeblock}
 

source/support.tex

@@ -730,7 +730,7 @@
 #define @\defnlibxname{cpp_lib_polymorphic_allocator}@             201902L // also in \libheader{memory_resource}
 #define @\defnlibxname{cpp_lib_print}@                             202403L // also in \libheader{print}, \libheader{ostream}
 #define @\defnlibxname{cpp_lib_quoted_string_io}@                  201304L // also in \libheader{iomanip}
-#define @\defnlibxname{cpp_lib_ranges}@                            202302L
+#define @\defnlibxname{cpp_lib_ranges}@                            202406L
   // also in \libheader{algorithm}, \libheader{functional}, \libheader{iterator}, \libheader{memory}, \libheader{ranges}
 #define @\defnlibxname{cpp_lib_ranges_as_const}@                   202311L // freestanding, also in \libheader{ranges}
 #define @\defnlibxname{cpp_lib_ranges_as_rvalue}@                  202207L // freestanding, also in \libheader{ranges}