https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107196
Andrew Pinski changed:
What|Removed |Added
Status|WAITING |RESOLVED
Resolution|---
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107196
--- Comment #8 from Sergei Trofimovich ---
I confirm that today's master does not exhibit the failure. Bisecting to the
fix ends up at this fix:
commit c9b840db504d15db01f06fe1fec38282dbafee07
Author: Aldy Hernandez
Date: Mon Oct 17
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107196
--- Comment #7 from Andrew Pinski ---
This might be fixed already.
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107196
Richard Biener changed:
What|Removed |Added
Target Milestone|--- |13.0
Keywords|
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107196
--- Comment #6 from Sergei Trofimovich ---
(In reply to Andrew Pinski from comment #4)
> llvm/lib/Target/RISCV/RISCVISelLowering.cpp is huge source and it might have
> undefined code in it.
> Maybe narrow down which function is going wrong.
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107196
--- Comment #5 from Sergei Trofimovich ---
(In reply to Andrew Pinski from comment #1)
> We definitely needs more information than this. It could very well be a bug
> in LLVM too.
> Have you tried compiling LLVM with -fsanitize=address ?
(In
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107196
--- Comment #4 from Andrew Pinski ---
llvm/lib/Target/RISCV/RISCVISelLowering.cpp is huge source and it might have
undefined code in it.
Maybe narrow down which function is going wrong.
Maybe fire up gdb and see where the infinite loop is
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107196
--- Comment #3 from Sergei Trofimovich ---
The clues:
1. I bisected gcc down to
commit 2460f7cdef7ef9c971de79271afc0db73687a272
Author: Aldy Hernandez
Date: Fri Sep 23 19:47:33 2022 +0200
Set ranges from unreachable edges for
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107196
--- Comment #2 from Andrew Pinski ---
How about -fwrapv ?
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107196
Andrew Pinski changed:
What|Removed |Added
Ever confirmed|0 |1
Last reconfirmed|
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