[classlib] Only require __STDC_LIMIT_MACROS to be defined for MSC build

[smuzaffar]

See cms-externals/classlib#3

[smuzaffar]

please test

[cmsbuild]

A new Pull Request was created by @smuzaffar (Malik Shahzad Muzaffar) for branch IB/CMSSW_13_3_X/master.

@smuzaffar, @aandvalenzuela, @iarspider can you please review it and eventually sign? Thanks.
@rappoccio, @antoniovilela, @sextonkennedy you are the release manager for this.
cms-bot commands are listed here

[smuzaffar]

ping

[cmsbuild]

-1

Failed Tests: UnitTests
Summary: https://cmssdt.cern.ch/SDT/jenkins-artifacts/pull-request-integration/PR-aa6b6c/34869/summary.html
COMMIT: 1681c68
CMSSW: CMSSW_13_3_X_2023-09-21-2300/el8_amd64_gcc11
User test area: For local testing, you can use /cvmfs/cms-ci.cern.ch/week1/cms-sw/cmsdist/8719/34869/install.sh to create a dev area with all the needed externals and cmssw changes.

The following merge commits were also included on top of IB + this PR after doing git cms-merge-topic:

• @cms-sw drop gmp-static and mpfr-static which are not used by cmssw #8715
• @fwyzard Fix the definition of global device constants #8716

You can see more details here:
https://cmssdt.cern.ch/SDT/jenkins-artifacts/pull-request-integration/PR-aa6b6c/34869/git-recent-commits.json
https://cmssdt.cern.ch/SDT/jenkins-artifacts/pull-request-integration/PR-aa6b6c/34869/git-merge-result

Unit Tests

I found 1 errors in the following unit tests:

---> test CondToolsLHCInfoNewPopConTest had ERRORS

Comparison Summary

Summary:

• No significant changes to the logs found
• Reco comparison results: 6 differences found in the comparisons
• DQMHistoTests: Total files compared: 50
• DQMHistoTests: Total histograms compared: 3358044
• DQMHistoTests: Total failures: 3
• DQMHistoTests: Total nulls: 0
• DQMHistoTests: Total successes: 3358019
• DQMHistoTests: Total skipped: 22
• DQMHistoTests: Total Missing objects: 0
• DQMHistoSizes: Histogram memory added: 0.0 KiB( 49 files compared)
• Checked 214 log files, 167 edm output root files, 50 DQM output files
• TriggerResults: no differences found