jmorse wrote:
...ah, actually is it malformed because there's a DICompositeType in the
retainedNodes list for a DISubprogram? I remember that the verifier considered
that illegal before your patch landed, but not after.
https://github.com/llvm/llvm-project/pull/75385
jmorse wrote:
Rats; we should be able to pin down where the problem originates from -- would
you be able to describe what's malformed about the metadata, as it's not clear
to us (sorry). We'll probably be able to llvm-reduce (or similar) around that
description.
Unfortunately IIRC it comes
dzhidzhoev wrote:
> Hi,
>
> We're seeing a crash with this commit and reproducer
> https://gist.github.com/jmorse/b0248c3c9f9195487ffd7c7431a8d15e
>
> llc: llvm/lib/CodeGen/AsmPrinter/DwarfDebug.cpp:2338: virtual void
> llvm::DwarfDebug::endFunctionImpl(const llvm::MachineFunction *):
jmorse wrote:
Hmmm, that's unexpected -- I reverted the revert (tree here, contains one
unrelated commit:
https://github.com/jmorse/llvm-project/tree/reapply-localvars-patch) and
rebuilt. The assertion-failure occurs just with `llc foobar.ll -o out.o
-filetype=obj`, where foobar.ll is the
dzhidzhoev wrote:
> Hi,
>
> We're seeing a crash with this commit and reproducer
> https://gist.github.com/jmorse/b0248c3c9f9195487ffd7c7431a8d15e
>
> llc: llvm/lib/CodeGen/AsmPrinter/DwarfDebug.cpp:2338: virtual void
> llvm::DwarfDebug::endFunctionImpl(const llvm::MachineFunction *):
dcci wrote:
Hitting the same problem on a bunch of services. I am going to revert this to
unblock people, our repro is similar enough to the one Jeremy shared.
```
$ ./exe
clang -cc1 version 18.0.0git based upon LLVM 18.0.0git default target
x86_64-redhat-linux-gnu
clang++:
zmodem wrote:
We're hitting the same assert (tracking in https://crbug.com/1518841) but don't
have a good reproducer to share (it's during lto of a large binary). Jeremy's
reproducer seems good though.
Can we revert this while it's being investigated, please?
jmorse wrote:
Hi,
We're seeing a crash with this reproducer
https://gist.github.com/jmorse/b0248c3c9f9195487ffd7c7431a8d15e
llc: llvm/lib/CodeGen/AsmPrinter/DwarfDebug.cpp:2338: virtual void
llvm::DwarfDebug::endFunctionImpl(const llvm::MachineFunction *): Assertion
