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Thread-Topic: [PATCH] Ignore DWARF debug information for -gsplit-dwarf with dwarf-5. 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boundary="_004_DM6PR12MB42195701D46DB4E1E29CFF67E7579DM6PR12MB4219namp_" MIME-Version: 1.0 X-OriginatorOrg: amd.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-AuthSource: DM6PR12MB4219.namprd12.prod.outlook.com X-MS-Exchange-CrossTenant-Network-Message-Id: 4469cd33-0050-4de3-9fae-08daa218336f X-MS-Exchange-CrossTenant-originalarrivaltime: 29 Sep 2022 12:43:25.1902 (UTC) X-MS-Exchange-CrossTenant-fromentityheader: Hosted X-MS-Exchange-CrossTenant-id: 3dd8961f-e488-4e60-8e11-a82d994e183d X-MS-Exchange-CrossTenant-mailboxtype: HOSTED X-MS-Exchange-CrossTenant-userprincipalname: f2mpRUbhdyFYAcbWnusSYy7pABW3BRjrHVpV/YsOMAr7nQw0YxhHCBGikweBW3+5+R9JTHhzs91ERR+F/Crh6g== X-MS-Exchange-Transport-CrossTenantHeadersStamped: DM4PR12MB7669 X-Spam-Status: No, score=-11.3 required=5.0 tests=BAYES_00,DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,GIT_PATCH_0,HTML_MESSAGE,RCVD_IN_DNSWL_NONE,RCVD_IN_MSPIKE_H2,SPF_HELO_PASS,SPF_PASS,TXREP autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on server2.sourceware.org List-Id: --_004_DM6PR12MB42195701D46DB4E1E29CFF67E7579DM6PR12MB4219namp_ Content-Type: multipart/alternative; boundary="_000_DM6PR12MB42195701D46DB4E1E29CFF67E7579DM6PR12MB4219namp_" --_000_DM6PR12MB42195701D46DB4E1E29CFF67E7579DM6PR12MB4219namp_ Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: quoted-printable [AMD Official Use Only - General] Hi, Bfd is throwing errors for programs compiled with -gsplit-dwarf with clang = and dwarf-5. Made the code changes skipping DWO_id while reading debug_inf= o header. Can you review the code changes and send in your comments/suggest= ions? Inline Patch: Skip dwo_id for split dwarf. * dwarf2.c (parse_comp_unit): Skip DWO_id for DW_UT_skeleton. --- bfd/dwarf2.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/bfd/dwarf2.c b/bfd/dwarf2.c index 4a6a1e40185..011bf886e16 100644 --- a/bfd/dwarf2.c +++ b/bfd/dwarf2.c @@ -4441,6 +4441,10 @@ parse_comp_unit (struct dwarf2_debug *stash, return NULL; } + /* Skip DWO_id field. */ + if (unit_type =3D=3D DW_UT_skeleton) + info_ptr +=3D 8; + /* Read the abbrevs for this compilation unit into a table. */ abbrevs =3D read_abbrevs (abfd, abbrev_offset, stash, file); if (! abbrevs) -- 2.25.1 Regards, Rupesh P --_000_DM6PR12MB42195701D46DB4E1E29CFF67E7579DM6PR12MB4219namp_-- --_004_DM6PR12MB42195701D46DB4E1E29CFF67E7579DM6PR12MB4219namp_ Content-Type: application/octet-stream; name="0001-Ignore-DWARF-debug-information-for-gsplit-dwarf-with.patch" Content-Description: 0001-Ignore-DWARF-debug-information-for-gsplit-dwarf-with.patch Content-Disposition: attachment; filename="0001-Ignore-DWARF-debug-information-for-gsplit-dwarf-with.patch"; size=852; creation-date="Thu, 29 Sep 2022 12:30:00 GMT"; modification-date="Thu, 29 Sep 2022 12:43:24 GMT" Content-Transfer-Encoding: base64 RnJvbSBmMTk3YWUwM2MzYjBhZTgzMzM0ZTFjM2E3OTlkY2MwOTRmYWE4NGY4 IE1vbiBTZXAgMTcgMDA6MDA6MDAgMjAwMQpGcm9tOiBydXBlc2ggcG90aGFy bGEgPHJ1cGVzaC5wb3RoYXJsYUBhbWQuY29tPgpEYXRlOiBUaHUsIDI5IFNl cCAyMDIyIDE3OjQ5OjA3ICswNTMwClN1YmplY3Q6IFtQQVRDSF0gSWdub3Jl IERXQVJGIGRlYnVnIGluZm9ybWF0aW9uIGZvciAtZ3NwbGl0LWR3YXJmIHdp dGgKIGR3YXJmLTUuCgpTa2lwIGR3b19pZCBmb3Igc3BsaXQgZHdhcmYuCiAq IGR3YXJmMi5jIChwYXJzZV9jb21wX3VuaXQpOiBTa2lwIERXT19pZCBmb3Ig RFdfVVRfc2tlbGV0b24uCi0tLQogYmZkL2R3YXJmMi5jIHwgNCArKysrCiAx IGZpbGUgY2hhbmdlZCwgNCBpbnNlcnRpb25zKCspCgpkaWZmIC0tZ2l0IGEv YmZkL2R3YXJmMi5jIGIvYmZkL2R3YXJmMi5jCmluZGV4IDRhNmExZTQwMTg1 Li4wMTFiZjg4NmUxNiAxMDA2NDQKLS0tIGEvYmZkL2R3YXJmMi5jCisrKyBi L2JmZC9kd2FyZjIuYwpAQCAtNDQ0MSw2ICs0NDQxLDEwIEBAIHBhcnNlX2Nv bXBfdW5pdCAoc3RydWN0IGR3YXJmMl9kZWJ1ZyAqc3Rhc2gsCiAgICAgICBy ZXR1cm4gTlVMTDsKICAgICB9CiAKKyAgLyogU2tpcCBEV09faWQgZmllbGQu ICAqLworICBpZiAodW5pdF90eXBlID09IERXX1VUX3NrZWxldG9uKQorICAg IGluZm9fcHRyICs9IDg7CisKICAgLyogUmVhZCB0aGUgYWJicmV2cyBmb3Ig dGhpcyBjb21waWxhdGlvbiB1bml0IGludG8gYSB0YWJsZS4gICovCiAgIGFi YnJldnMgPSByZWFkX2FiYnJldnMgKGFiZmQsIGFiYnJldl9vZmZzZXQsIHN0 YXNoLCBmaWxlKTsKICAgaWYgKCEgYWJicmV2cykKLS0gCjIuMjUuMQoK --_004_DM6PR12MB42195701D46DB4E1E29CFF67E7579DM6PR12MB4219namp_--