Re: AIX DWARF debugging sections

[David Edelsohn <dje.gcc@gmail.com>]

On Mon, Oct 12, 2015 at 2:34 PM, Joel Brobecker <brobecker@adacore.com> wrote:
>> Thanks, David
>>
>> * xcoffread (dwrf2_xcoff_names): Add .dwmac and .dwpbtyp.
>
> Looks good to me with just one nit.
> the GNU Coding Standards ask us that sentences end with a period. So
> unfortunately, we're going to have to split that line in two.

For full sentences, we might as well document it more completely.

Thanks, David

diff --git a/gdb/xcoffread.c b/gdb/xcoffread.c
index 0d49751..e4af37c 100644
--- a/gdb/xcoffread.c
+++ b/gdb/xcoffread.c
@@ -159,11 +159,14 @@ static const struct dwarf2_debug_sections dwarf2_xcoff_nam
es = {
   { ".dwabrev", NULL },
   { ".dwline", NULL },
   { ".dwloc", NULL },
-  { NULL, NULL }, /* debug_macinfo */
-  { NULL, NULL }, /* debug_macro */
+  /* AIX XCOFF defines one, named DWARF section for macro debug information.
+     XLC does not generate debug_macinfo for DWARF4 and below.
+     The section is assigned to debug_macro for DWARF5 and above. */
+  { NULL, NULL },
+  { ".dwmac", NULL },
   { ".dwstr", NULL },
   { ".dwrnges", NULL },
-  { NULL, NULL }, /* debug_types */
+  { ".dwpbtyp", NULL },
   { NULL, NULL }, /* debug_addr */
   { ".dwframe", NULL },
   { NULL, NULL }, /* eh_frame */