Nikita Popov issues

Results 52 issues of


                                            Nikita Popov

[Attributor] liveness.ll asserts when converted to opaque pointers

Converted test: https://gist.github.com/nikic/19ba0d547f970cb3ece03be26b5f283e Asserts with the following trace: ```console opt: /home/npopov/repos/llvm-project/llvm/lib/IR/Value.cpp:922: llvm::Align llvm::Value::getPointerAlignment(const llvm::DataLayout&) const: Assertion `getType()->isPointerTy() && "must be pointer"' failed. PLEASE submit a bug report to https://github.com/llvm/llvm-project/issues/ and...

llvm:crash

Update to LLVM 18

Blocked on https://github.com/rust-lang/rust/pull/120529. Blocked on https://github.com/rust-lang/compiler-builtins/pull/572. LLVM 18 final is planned to be released on Mar 5th. Rust 1.78 is planned to be released on May 2nd. Tested images: dist-x86_64-linux,...

A-testsuite

T-compiler

relnotes

T-bootstrap

S-waiting-on-review

T-infra

perf-regression

Planned changes to NodeTraverser

For PHP-Parser 5 I plan to make the following changes to NodeTraverser. The new interface will be ```php // Or maybe ConcurrentVisitor. class InterleavedVisitor implements NodeVisitor { /** @param NodeVisitor[]...

CommandInterface misses getHandler() method

`CommandInterface` is missing the `getHandler()` method, which is needed to do anything useful with the `getCommand()` return value. Unfortunately, adding the method is technically a breaking change :/

False positive when devirtualizing call with memory attributes

https://alive2.llvm.org/ce/z/cyCxQ6 ```llvm @vtable = constant ptr @fn declare void @fn() memory(none) define void @src() { %fn = load ptr, ptr @vtable call void %fn() ret void } ``` Results in:...

memory

ptrmask(p, 0) -> null considered valid refinement

https://alive2.llvm.org/ce/z/UhTwMb ```llvm declare ptr @llvm.ptrmask.p0.i64(ptr, i64) define ptr @src(ptr %p) { %r = call ptr @llvm.ptrmask.p0.i64(ptr %p, i64 0) ret ptr %r } define ptr @tgt(ptr %p) { ret ptr...

memory

Github "issues commented" includes comments by other users

The "issues commented" are currently computed like this: https://github.com/psss/did/blob/e1e3de7a7c7c3d80484292c9e926651d3baafdd1/did/plugins/github.py#L168 What this gives you is any issues that a) I commented on and b) that were updated in the date period....

plugin | github

Nikita Popov