[omp] in ggtt.sa fix OMP madgraph5#575 when MULTICHANNEL is disabled m…

…adgraph5#568
valassi · Dec 19, 2022 · 3b886c3 · 3b886c3
1 parent bf2a2a5
commit 3b886c3
Showing 1 changed file with 4 additions and 0 deletions.
diff --git a/epochX/cudacpp/gg_tt.sa/SubProcesses/P1_Sigma_sm_gg_ttx/CPPProcess.cc b/epochX/cudacpp/gg_tt.sa/SubProcesses/P1_Sigma_sm_gg_ttx/CPPProcess.cc
@@ -913,7 +913,11 @@ namespace mg5amcCpu
     // - shared: as the name says
     // - private: give each thread its own copy, without initialising
     // - firstprivate: give each thread its own copy, and initialise with value from outside
+#ifdef MGONGPU_SUPPORTS_MULTICHANNEL
 #pragma omp parallel for default( none ) shared( allcouplings, allDenominators, allMEs, allmomenta, allNumerators, allrndcol, allrndhel, allselcol, allselhel, cGoodHel, channelId, cNGoodHel, mgOnGpu::icolamp, MEs_ighel, npagV2 )
+#else
+#pragma omp parallel for default( none ) shared( allcouplings, allMEs, allmomenta, allrndcol, allrndhel, allselcol, allselhel, cGoodHel, cNGoodHel, MEs_ighel, npagV2 )
+#endif
 #endif // _OPENMP
     for( int ipagV2 = 0; ipagV2 < npagV2; ++ipagV2 )
     {