[ doc ] Add missing pragmas to documentation

docs/source/backends/backend-cookbook.rst

@@ -182,6 +182,8 @@ custom back-end and diverging from the Idris representation is not a good idea.
 The best approach here is to build a conversion layer between the string
 representation of the custom back-end and the runtime.
 
+.. _sect-world:
+
 **World**
 
 In pure functional programming, causality needs to be represented whenever we

docs/source/ffi/ffi.rst

@@ -1,3 +1,5 @@
+.. _ffi-overview:
+
 ************
 FFI Overview
 ************

docs/source/implementation/overview.rst

@@ -253,6 +253,8 @@ Once we know what the bound implicits need to be, we bind them in
 gets turned into a local binding (either Pi or Pat as appropriate, or PLet for
 @-patterns).
 
+.. _unbound-implicits:
+
 Unbound Implicits
 -----------------
 

docs/source/reference/debugging.rst

@@ -10,6 +10,7 @@ The compiler has the ``--timing`` flag to dump timing information collected duri
 The output documents, in reverse chronological order, the cumulative time taken for the operation (and sub operations) to complete.
 Sub levels are indicated by successive repetitions of ``+``.
 
+.. _sect-logging:
 
 Logging
 =======