Update proposal type class description

Signed-off-by: Mathieu Desnoyers <mathieu.desnoyers@efficios.com>

diff --git a/common-trace-format-proposal.txt b/common-trace-format-proposal.txt
index fd7731f1bdd23ea435bb522bd04cd887a5fe35ce..458b0977787edbad699d18590dacb10db95de165 100644 (file)
--- a/common-trace-format-proposal.txt
+++ b/common-trace-format-proposal.txt
@@ -83,9 +83,13 @@ header" throughout the rest of this document.
 
 4. Types
 
+Types are organized as type classes. Each type class belong to either of two
+kind of types: basic types or compound types.
+
 4.1 Basic types
 
-A basic type is a scalar type, as described in this section.
+A basic type is a scalar type, as described in this section. It includes
+integers, GNU/C bitfields, enumerations, and floating point values.
 
 4.1.1 Type inheritance
 
@@ -300,8 +304,12 @@ enum <integer_type> {
   ...
 }
 
+
 4.2 Compound types
 
+Compound are aggregation of type declarations. Compound types include
+structures, variant, arrays, sequences, and strings.
+
 4.2.1 Structures
 
 Structures are aligned on the largest alignment required by basic types