[Bug debug/98875] DWARF5 as default causes perf probe to hang

2021-02-18 Thread pc at us dot ibm.com via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98875 --- Comment #3 from Paul Clarke --- The IBM Advance Toolchain supports SLES 15, where the latest version of libdw is 0.168. We'll work around the issue by reverting the commit for the version of GCC included with the Advance Toolchain. I didn't

[Bug debug/98875] DWARF5 as default causes perf probe to hang

2021-02-18 Thread mark at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98875 Mark Wielaard changed: What|Removed |Added CC||mark at gcc dot gnu.org --- Comment #2 f

[Bug debug/98875] DWARF5 as default causes perf probe to hang

2021-01-28 Thread rguenth at gcc dot gnu.org via Gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98875 --- Comment #1 from Richard Biener --- With perf you'll have to use -gdwarf-4 anyway since otherwise it cannot parse debug in my experience. Quite some tools need to be brought up-to-date with DWARF5 yet.