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[WIP] Fix LTO/PowerPC build issue #8207
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test parameters:
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A new Pull Request was created by @smuzaffar (Malik Shahzad Muzaffar) for branch IB/CMSSW_13_0_X/master. @cmsbuild, @smuzaffar, @aandvalenzuela, @iarspider can you please review it and eventually sign? Thanks. |
please test for CMSSW_13_0_LTO_X/el8_ppc64le_gcc11 |
-1 Failed Tests: Build The following merge commits were also included on top of IB + this PR after doing git cms-merge-topic:
You can see more details here: BuildI found compilation error when building: >> Compiling /scratch/cmsbuild/jenkins_a/workspace/ib-run-pr-tests/CMSSW_13_0_LTO_X_2022-11-28-2300/src/RecoLocalCalo/EcalRecAlgos/src/EcalUncalibRecHitTimingCCAlgo.cc >> Compiling /scratch/cmsbuild/jenkins_a/workspace/ib-run-pr-tests/CMSSW_13_0_LTO_X_2022-11-28-2300/src/RecoLocalCalo/EcalRecAlgos/src/PulseChiSqSNNLS.cc >> Compiling /scratch/cmsbuild/jenkins_a/workspace/ib-run-pr-tests/CMSSW_13_0_LTO_X_2022-11-28-2300/src/RecoLocalCalo/EcalRecAlgos/src/T_EventSetup_SeverityLevelAlgo.cc >> Compiling /scratch/cmsbuild/jenkins_a/workspace/ib-run-pr-tests/CMSSW_13_0_LTO_X_2022-11-28-2300/src/RecoLocalCalo/EcalRecAlgos/src/dummyfile.cc >> Building shared library tmp/el8_ppc64le_gcc11/src/RecoLocalCalo/EcalRecAlgos/src/RecoLocalCaloEcalRecAlgos/libRecoLocalCaloEcalRecAlgos.so lto1: error: '__builtin_mma_disassemble_acc_internal' requires the '-mmma' option lto1: fatal error: target specific builtin not available compilation terminated. lto-wrapper: fatal error: /scratch/cmsbuild/jenkins_a/workspace/ib-run-pr-tests/testBuildDir/el8_ppc64le_gcc11/external/gcc/11.2.1-f9b9dfdd886f71cd63f5538223d8f161/bin/c++ returned 1 exit status compilation terminated. /scratch/cmsbuild/jenkins_a/workspace/ib-run-pr-tests/testBuildDir/el8_ppc64le_gcc11/external/gcc/11.2.1-f9b9dfdd886f71cd63f5538223d8f161/bin/../lib/gcc/powerpc64le-redhat-linux-gnu/11.2.1/../../../../powerpc64le-redhat-linux-gnu/bin/ld: error: lto-wrapper failed |
looks like these flags were not enough to fix ppc64le /lto issue. Now we get buidl error [a] which other has seen too https://gcc.gnu.org/bugzilla/show_bug.cgi?id=102059#c21 [a]
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