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Request _C++20_ module compatibility with ROOT 6.30/00

9

### Feature description As C++20 goes mainstream, there are many reasons to start using C++20 modules in a non-ROOT context to provide well-designed and encapsulated APIs. Generated module files are...

greenc-FNAL

[hist] Use correct rounding for parameters in TFormula::GetExpFormula

2

See https://root-forum.cern.ch/t/tformula-getexpformula-parameter-rounding/50232

lmoneta

The function `TH1::GetQuantile` is not returning in some case the correct result. There is already this JIRA issue open: https://sft.its.cern.ch/jira/browse/ROOT-8085 and not it is reported that gives wrong values for...

lmoneta

`TF1::DrawCopy()` does not copy histogram properties

19

### Check duplicate issues. - [X] Checked for duplicates ### Description If TF1::DrawCopy() is used to draw the function, all axis settings (which are stored in histogram) are lost. ###...

linev

Cling not recognizing __sincospif on MacOS (from math.h)

1

### Check duplicate issues. - [ ] Checked for duplicates ### Description `Cling` is not seeing of the content of `math.h` on MacOS. ### Reproducer With the file header.h ```...

pcanal

[6.32] Backport of #15652

1

vepadulano

[gui] Fix issue #15643

1

Fixes https://github.com/root-project/root/issues/15643

bellenot

[ntuple] Improve inspector error for compression setting mismatch

1

Add the physical column ID to the error message shown when a different compression setting than expected is encountered. This should help in locating potential bugs/mistakes.

enirolf

Make string caching in RLoopManager thread-safe

1

Implement and use a thread-safe container for caching strings that are created and used in the computation graph. Notably, these include the strings representing column names generated by `Define`. This...

vepadulano

This PR fixes #15617, where the number of files is incorrectly returned by `RInterfaceBase`/`RDFDescription` for RDF's constructed from an `RDataSource`. It involves the addition of `GetNFiles` to the public interface...

enirolf