* buildsym.h (last_source_file): Add dwarf info to comment.

	(last_source_start_addr): Ditto.

diff --git a/gdb/ChangeLog b/gdb/ChangeLog
index 4b74b7e..6798eb3 100644 (file)
--- a/gdb/ChangeLog
+++ b/gdb/ChangeLog
@@ -1,3 +1,8 @@
+2008-04-07  Doug Evans  <dje@google.com>
+
+       * buildsym.h (last_source_file): Add dwarf info to comment.
+       (last_source_start_addr): Ditto.
+
 2008-04-07  Pedro Alves  <pedro@codesourcery.com>
 
        * alphanbsd-tdep.c: Include "target.h".

diff --git a/gdb/buildsym.h b/gdb/buildsym.h
index 73713c6..294bc41 100644 (file)
--- a/gdb/buildsym.h
+++ b/gdb/buildsym.h
@@ -47,12 +47,14 @@ struct block;
                                   hashname() */
 
 /* Name of source file whose symbol data we are now processing.  This
-   comes from a symbol of type N_SO. */
+   comes from a symbol of type N_SO for stabs.  For Dwarf it comes from the
+   DW_AT_name attribute of a DW_TAG_compile_unit DIE.  */
 
 EXTERN char *last_source_file;
 
 /* Core address of start of text of current source file.  This too
-   comes from the N_SO symbol. */
+   comes from the N_SO symbol.  For Dwarf it typically comes from the
+   DW_AT_low_pc attribute of a DW_TAG_compile_unit DIE.  */
 
 EXTERN CORE_ADDR last_source_start_addr;