* Issue with passing NULL as argument in 4.8.5 [not found] <842883304.907747.1572124496869.ref@mail.yahoo.com> @ 2019-10-26 21:15 ` Mahmood Naderan via gcc-help 2019-10-28 11:49 ` Jonathan Wakely 0 siblings, 1 reply; 2+ messages in thread From: Mahmood Naderan via gcc-help @ 2019-10-26 21:15 UTC (permalink / raw) To: Gcc-help Hi, There is a code as below typename GraphT::SizeT Validate_Results( util::Parameters ¶meters, GraphT &graph, typename GraphT::VertexT src, LabelT *h_labels, typename GraphT::VertexT *h_preds, LabelT *ref_labels = (LabelT*)NULL, typename GraphT::VertexT *ref_preds = NULL, bool verbose = true) { which is called like this: SizeT num_errors = app::bfs::Validate_Results( parameters, graph, src, h_labels, h_preds, ref_labels == NULL ? NULL : ref_labels[run_num % num_srcs], NULL, false); However, gcc 4.8.5 has problem with passing NULL with the 7th argument. /home/mahmood/gunrock-1.0/examples/bfs/test_bfs.cu:120:62: required from here /home/mahmood/gunrock-1.0/gunrock/app/bfs/bfs_app.cu:114:166: error: no matching function for call to ‘Validate_Results(gunrock::util::Parameters&, gunrock::app::TestGraph<long unsigned int, long unsigned int, unsigned int, 768u, 0u>&, VertexT&, long unsigned int*&, VertexT*&, long unsigned int*, NULL, bool)’ SizeT num_errors = app::bfs::Validate_Results( ^ /home/mahmood/gunrock-1.0/gunrock/app/bfs/bfs_app.cu:114:166: note: candidate is: /home/mahmood/gunrock-1.0/gunrock/app/bfs/bfs_test.cuh:132:1: note: template<class GraphT, class LabelT> typename GraphT::SizeT gunrock::app::bfs::Validate_Results(gunrock::util::Parameters&, GraphT&, typename GraphT::VertexT, LabelT*, typename GraphT::VertexT*, LabelT*, typename GraphT::VertexT*, bool) typename GraphT::SizeT Validate_Results( ^ /home/mahmood/gunrock-1.0/gunrock/app/bfs/bfs_test.cuh:132:1: note: template argument deduction/substitution failed: /home/mahmood/gunrock-1.0/gunrock/app/bfs/bfs_app.cu:114:166: note: mismatched types ‘typename GraphT::VertexT*’ and ‘long int’ SizeT num_errors = app::bfs::Validate_Results( ^ I have confused on how to solve that. Any idea? Regards, Mahmood ^ permalink raw reply [flat|nested] 2+ messages in thread
* Re: Issue with passing NULL as argument in 4.8.5 2019-10-26 21:15 ` Issue with passing NULL as argument in 4.8.5 Mahmood Naderan via gcc-help @ 2019-10-28 11:49 ` Jonathan Wakely 0 siblings, 0 replies; 2+ messages in thread From: Jonathan Wakely @ 2019-10-28 11:49 UTC (permalink / raw) To: Mahmood Naderan via gcc-help On Sat, 26 Oct 2019 at 22:15, Mahmood Naderan via gcc-help <gcc-help@gcc.gnu.org> wrote: > > Hi, > There is a code as below > typename GraphT::SizeT Validate_Results( > util::Parameters ¶meters, GraphT &graph, typename GraphT::VertexT src, > LabelT *h_labels, typename GraphT::VertexT *h_preds, > LabelT *ref_labels = (LabelT*)NULL, > typename GraphT::VertexT *ref_preds = NULL, > bool verbose = true) { > > which is called like this: > SizeT num_errors = app::bfs::Validate_Results( > parameters, graph, src, h_labels, h_preds, > ref_labels == NULL ? NULL : ref_labels[run_num % num_srcs], > NULL, > false); > > > However, gcc 4.8.5 has problem with passing NULL with the 7th argument. > > > /home/mahmood/gunrock-1.0/examples/bfs/test_bfs.cu:120:62: required from here > /home/mahmood/gunrock-1.0/gunrock/app/bfs/bfs_app.cu:114:166: error: no matching function for call to ‘Validate_Results(gunrock::util::Parameters&, gunrock::app::TestGraph<long unsigned int, long unsigned int, unsigned int, 768u, 0u>&, VertexT&, long unsigned int*&, VertexT*&, long unsigned int*, NULL, bool)’ > SizeT num_errors = app::bfs::Validate_Results( > ^ > /home/mahmood/gunrock-1.0/gunrock/app/bfs/bfs_app.cu:114:166: note: candidate is: > /home/mahmood/gunrock-1.0/gunrock/app/bfs/bfs_test.cuh:132:1: note: template<class GraphT, class LabelT> typename GraphT::SizeT gunrock::app::bfs::Validate_Results(gunrock::util::Parameters&, GraphT&, typename GraphT::VertexT, LabelT*, typename GraphT::VertexT*, LabelT*, typename GraphT::VertexT*, bool) > typename GraphT::SizeT Validate_Results( > ^ > /home/mahmood/gunrock-1.0/gunrock/app/bfs/bfs_test.cuh:132:1: note: template argument deduction/substitution failed: > /home/mahmood/gunrock-1.0/gunrock/app/bfs/bfs_app.cu:114:166: note: mismatched types ‘typename GraphT::VertexT*’ and ‘long int’ > SizeT num_errors = app::bfs::Validate_Results( > ^ > > > > I have confused on how to solve that. Any idea? Has somebody redefined NULL in your code base? Compile with -save-temps and check the .ii file to see what the NULL macro expands to at that point. ^ permalink raw reply [flat|nested] 2+ messages in thread
end of thread, other threads:[~2019-10-28 11:49 UTC | newest] Thread overview: 2+ messages (download: mbox.gz / follow: Atom feed) -- links below jump to the message on this page -- [not found] <842883304.907747.1572124496869.ref@mail.yahoo.com> 2019-10-26 21:15 ` Issue with passing NULL as argument in 4.8.5 Mahmood Naderan via gcc-help 2019-10-28 11:49 ` Jonathan Wakely
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