1 files changed, 3 insertions, 0 deletions
diff --git a/src/ortho/ortho_jit.ads b/src/ortho/ortho_jit.ads
index 76a3f29..a47cdc9 100644
--- a/src/ortho/ortho_jit.ads
+++ b/src/ortho/ortho_jit.ads
@@ -40,6 +40,9 @@ package Ortho_Jit is
    --  Return the name of the code generator, to be displayed by --version.
    function Get_Jit_Name return String;
 
+   --  Symbolizer: convert PC to a filename (a NUL terminated string), line
+   --  number and subprogram name (NUL terminated).
+   --  Unresolved values are Null_Address and 0.
    procedure Symbolize (Pc : Address;
                         Filename : out Address;
                         Lineno : out Natural;