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charset="us-ascii" Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 X-OriginatorOrg: amd.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-AuthSource: DM4PR12MB5295.namprd12.prod.outlook.com X-MS-Exchange-CrossTenant-Network-Message-Id: a792da67-b487-4671-dc10-08d91951c001 X-MS-Exchange-CrossTenant-originalarrivaltime: 17 May 2021 16:35:15.2644 (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: +C+3ChTukqfaADaq2Ba98tVNYJr06+c9AMLp68DsCGaNPXhKuh9W3AAOZNjALUuQMbt1HzrInXqpLLQlAdh2SA== X-MS-Exchange-Transport-CrossTenantHeadersStamped: DM4PR12MB5229 X-Spam-Status: No, score=-5.2 required=5.0 tests=BAYES_00, DKIM_SIGNED, DKIM_VALID, DKIM_VALID_AU, DKIM_VALID_EF, RCVD_IN_DNSWL_NONE, RCVD_IN_MSPIKE_H2, SPF_HELO_PASS, SPF_PASS, TXREP autolearn=ham autolearn_force=no version=3.4.2 X-Spam-Checker-Version: SpamAssassin 3.4.2 (2018-09-13) on server2.sourceware.org X-BeenThere: gdb@sourceware.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Gdb mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 17 May 2021 16:35:20 -0000 [AMD Public Use] Hello Everyone, With nearly-trunk based GDB, GDB is not able to show macro info for binarie= s compiled with GCC & CLANG. **NOTE**: It happens only for relative paths: $tot-gcc -gdwarf-4 -g3 ./macro.c // GDB able to show the=20 OR $clang -g -fdebug-macro ./macro.c // -g defaults to Dwarfv4 in clang GDB showing macro info **correctly**. Details: ``` >llvm-dev>>>sourabh@llvm:~/work/dwarf/c_c++$ gdb --version GNU gdb (GDB) 11.0.50.20210512-git Using CLANG >llvm-dev>>>sourabh@llvm:~/work/dwarf/c_c++$ clang --version clang version 13.0.0 (https://github.com/llvm/llvm-project.git 5064a34165cc= adf4718b2c159eff41f008261681) >llvm-dev>>>sourabh@llvm:~/work/dwarf/c_c++$ clang -g -fdebug-macro macro.c >llvm-dev>>>sourabh@llvm:~/work/dwarf/c_c++$ gdb a.out -q Reading symbols from a.out... (gdb) start Temporary breakpoint 1 at 0x201664: file macro.c, line 2. Starting program: /home/sourabh/work/dwarf/c_c++/a.out Temporary breakpoint 1, main () at macro.c:2 2 int main() {} (gdb) info macros (gdb) q Using GCC: >llvm-dev>>>sourabh@llvm:~/work/dwarf/c_c++$ tot-gcc --version gcc (GCC) 12.0.0 20210514 (experimental) >llvm-dev>>>sourabh@llvm:~/work/dwarf/c_c++$ tot-gcc -gdwarf-4 -g3 macro.c >llvm-dev>>>sourabh@llvm:~/work/dwarf/c_c++$ gdb a.out -q Reading symbols from a.out... (gdb) start Temporary breakpoint 1 at 0x40048f: file macro.c, line 2. Starting program: /home/sourabh/work/dwarf/c_c++/a.out Temporary breakpoint 1, main () at macro.c:2 2 int main() {} (gdb) info macros (gdb) q ``` Can somebody please validate this ? I wanted to know if anyone aware any macro related commit happened within l= ast 10-20 days' time frame. I'm investigating this, Any pointers greatly appreciated. Thanks! Sourabh.=