Test gtest-tree-tree-testTTreeRegressions fails on newer systems

[ellert]

Check duplicate issues.

• [ ] Checked for duplicates

Description

The test gtest-tree-tree-testTTreeRegressions succeeds on THEL/EPEL 9, but fails on RHEL/EPEL 10 and Fedora:

[ RUN      ] TTreeRegressions.PrintClustersRounding
/builddir/build/BUILD/root-6.36.00/tree/tree/test/TTreeRegressions.cxx:175: Failure
Expected equality of these values:
  output
    Which is: "******************************************************************************\n*Tree    :t         : t                                                      *\n*Entries :    10000 : Total =           40973 bytes  File  Size =        120 *\n*        :          : Tree compression factor = 199.41                       *\n******************************************************************************\nCluster Range #  Entry Start      Last Entry           Size   Number of clusters\n0                0                9999                 5966          2\nTotal number of clusters: 2 \n"
  ref
    Which is: "******************************************************************************\n*Tree    :t         : t                                                      *\n*Entries :    10000 : Total =           40973 bytes  File  Size =        202 *\n*        :          : Tree compression factor = 118.46                       *\n******************************************************************************\nCluster Range #  Entry Start      Last Entry           Size   Number of clusters\n0                0                9999                 5966          2\nTotal number of clusters: 2 \n"
With diff:
@@ -1,6 +1,6 @@
 ******************************************************************************
 *Tree    :t         : t                                                      *
-*Entries :    10000 : Total =           40973 bytes  File  Size =        120 *
-*        :          : Tree compression factor = 199.41                       *
+*Entries :    10000 : Total =           40973 bytes  File  Size =        202 *
+*        :          : Tree compression factor = 118.46                       *
 ******************************************************************************
 Cluster Range #  Entry Start      Last Entry           Size   Number of clusters
[  FAILED  ] TTreeRegressions.PrintClustersRounding (11 ms)

Reproducer

Run tests on RHEL/EPEL 10 or Fedora.

ROOT version

6.36.00

Installation method

Build from source

Operating system

RHEL/EPEL 10, Fedora 41, 42, 43. All architectures: ix86, x86_64, aarch64, ppc64le, s390x.

Additional context

No response

[ferdymercury]

Can you try with: https://github.com/root-project/root/pull/18915/ ?

[ferdymercury]

Thanks for the report, please reopen if it still fails after building with builtins: https://github.com/root-project/root/pull/18915

[github-actions[bot]]

Hi @ferdymercury, @dpiparo,

It appears this issue is closed, but wasn't yet added to a project. Please add upcoming versions that will include the fix, or 'not applicable' otherwise.

Sincerely, :robot:

[github-actions[bot]]

Hi @ferdymercury, @dpiparo,

It appears this issue is closed, but wasn't yet added to a project. Please add upcoming versions that will include the fix, or 'not applicable' otherwise.

Sincerely, :robot:

[github-actions[bot]]

Hi @ferdymercury, @dpiparo,

It appears this issue is closed, but wasn't yet added to a project. Please add upcoming versions that will include the fix, or 'not applicable' otherwise.

Sincerely, :robot:

[github-actions[bot]]

Hi @ferdymercury, @dpiparo,

It appears this issue is closed, but wasn't yet added to a project. Please add upcoming versions that will include the fix, or 'not applicable' otherwise.

Sincerely, :robot: