Ruby Issue Tracking System

12/10/2025

09:03 AM Ruby Bug #21771: pg-1.6.2 testsuite segfaults in ruby4.0.0dev

Looks like this segfault is indeed fixed. Thank you! mtasaka (Mamoru TASAKA)

12/09/2025

03:25 PM Ruby Bug #21771: pg-1.6.2 testsuite segfaults in ruby4.0.0dev

And actually the above segfault does *not* happen when reverting only commit:fcf3939780972d587b18afc26c4abd2da2c0b7ec
(i.e. reverting http://github.com/ruby/ruby/pull/15387 ) mtasaka (Mamoru TASAKA)

03:08 PM Ruby Bug #21771: pg-1.6.2 testsuite segfaults in ruby4.0.0dev

gdb result
```
type casting
shouldn't type map params unless requested
Thread 1 "ruby-mri" received signal SIGSEGV, Segmentation fault.
0x00007fffdc09de22 in alloc_query_params (paramsData=paramsData@entry=0x7fffffffb460) ... mtasaka (Mamoru TASAKA)

03:03 PM Ruby Bug #21771: pg-1.6.2 testsuite segfaults in ruby4.0.0dev

Raw stdout/stderr log from ruby:
```
type casting
shouldn't type map params unless requested
/builddir/build/BUILD/rubygem-pg-1.6.2-build/pg-1.6.2/usr/share/gems/gems/pg-1.6.2/spec/pg/connection_spec.rb:2724: [BUG] Segmentati... mtasaka (Mamoru TASAKA)

03:02 PM Ruby Bug #21771 (Closed): pg-1.6.2 testsuite segfaults in ruby4.0.0dev

Looks like pg-1.6.2
https://github.com/ged/ruby-pg/tree/c75ed8da19c356b52d83da2627295760780d3d36
testsuite began to segfault, especially the following
```
#!/bin/bash
export PGPORT=54321
export RUBY_PG_TEST_DIR=/builddir/build/... mtasaka (Mamoru TASAKA)

11/28/2025

12:02 PM Ruby Bug #21718: TypeError:wrong argument type ... (expected Array)

> it looks like it might use inspect to match yielded arguments or something along those lines?
Maybe `to_s` calls `inspect`? mtasaka (Mamoru TASAKA)

11/06/2025

02:44 PM Ruby Bug #21666: Math.lgamma(-1).should == [infinity_value, 1] fails with Fedora glibc-2.42.9000-8.fc44

Okay, lgamma testsuite now seems good after applying https://github.com/ruby/ruby/pull/15076 with Fedora glibc-2.42.9000-8.fc44 mtasaka (Mamoru TASAKA)

01:55 PM Ruby Bug #21666: Math.lgamma(-1).should == [infinity_value, 1] fails with Fedora glibc-2.42.9000-8.fc44

To be sure, I will try building and run test with Fedora glibc-2.42.9000-8.fc44 (after applying the above PR) mtasaka (Mamoru TASAKA)

01:36 PM Ruby Bug #21666: Math.lgamma(-1).should == [infinity_value, 1] fails with Fedora glibc-2.42.9000-8.fc44

> https://github.com/ruby/ruby/compare/master...nobu:ruby:lgamma-unspecified-values?expand=1
Thank you. I've checked the above change and as far as I read the specification (POSIX) this is correct. mtasaka (Mamoru TASAKA)

11/04/2025

02:20 PM Ruby Bug #21666 (Closed): Math.lgamma(-1).should == [infinity_value, 1] fails with Fedora glibc-2.42.9000-8.fc44

With Fedora glibc-2.42.9000-8.fc44 the following test:
https://github.com/ruby/ruby/blob/cdcb490d2bceb4ff8d6fce349047a2b722e6ae87/spec/ruby/core/math/lgamma_spec.rb#L9
fails like
```
1)
Math.lgamma returns [Infinity, 1] when pas... mtasaka (Mamoru TASAKA)