[Bug target/102783] New: [powerpc] FPSCR manipulations cannot be relied upon

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=102783 Bug ID: 102783 Summary: [powerpc] FPSCR manipulations cannot be relied upon Product: gcc Version: 4.9.0 Status: UNCONFIRMED Severity: normal Priority: P3 Compon

[Bug target/102485] -Wa,-many no longer has any effect

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=102485 --- Comment #2 from Paul Clarke --- GCC putting the base ".machine" directive at the beginning of the file makes any command-line use of "-many" (-Wa,-many) be ignored. Is that OK? "-many" is supposed to make those black boxes just work. This

[Bug target/102107] protocol register (r12) corrupted before a tail call

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=102107 Paul Clarke changed: What|Removed |Added Resolution|--- |FIXED Status|NEW

[Bug target/102485] New: -Wa,-many no longer has any effect

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=102485 Bug ID: 102485 Summary: -Wa,-many no longer has any effect Product: gcc Version: 12.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: target

[Bug target/102107] protocol register (r12) corrupted before a tail call

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=102107 --- Comment #11 from Paul Clarke --- This does produce the issue for me: -- $ git checkout remotes/vendors/ibm/gcc-11-branch gcc-AT $ mkdir gcc-AT-build $ cd gcc-AT-build $ ../gcc-AT/configure --enable-languages=c,c++ --disable-libada --disable-

[Bug target/102107] protocol register (r12) corrupted before a tail call

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=102107 --- Comment #8 from Paul Clarke --- $ /opt/at15.0/bin/gcc --version gcc (GCC) 11.2.1 20210802 (Advance-Toolchain 15.0-0) [ebcfb7a665c2]

[Bug target/102107] protocol register (r12) corrupted before a tail call

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=102107 --- Comment #5 from Paul Clarke --- Fails with "-mcpu=power10" and "-O2" or "-O3".

[Bug target/102107] protocol register (r12) corrupted before a tail call

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=102107 --- Comment #4 from Paul Clarke --- Created attachment 51372 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=51372&action=edit preprocessed source (yet a bit smaller) I was able to remove one of the cases of the switch statement in the fun

[Bug target/102107] protocol register (r12) corrupted before a tail call

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=102107 --- Comment #3 from Paul Clarke --- Created attachment 51371 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=51371&action=edit preprocessed source (a bit smaller) I was able to cut out a bit more than half of the original code. It gets mor

[Bug target/102107] protocol register (r12) corrupted before a tail call

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=102107 --- Comment #2 from Paul Clarke --- Created attachment 51369 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=51369&action=edit creduced version (tiny, but ugly)

[Bug target/102107] protocol register (r12) corrupted before a tail call

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=102107 Paul Clarke changed: What|Removed |Added Attachment #51367|0 |1 is obsolete|

[Bug target/102107] New: protocol register (r12) corrupted before a tail call

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=102107 Bug ID: 102107 Summary: protocol register (r12) corrupted before a tail call Product: gcc Version: 11.2.1 Status: UNCONFIRMED Severity: normal Priority: P3 Comp

[Bug target/101893] There is no vgbbd on p7

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=101893 --- Comment #1 from Paul Clarke --- I'll take ownership of this, except I'm not sure how to effect that. The fix has been posted https://gcc.gnu.org/pipermail/gcc-patches/2021-August/577023.html, and awaits reviews/approval.

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

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] New: DWARF5 as default causes perf probe to hang

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=98875 Bug ID: 98875 Summary: DWARF5 as default causes perf probe to hang Product: gcc Version: 11.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: debug