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Check for missing thread count argument for -s/--threads #3940

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Merged
paulromano merged 1 commit into from
May 18, 2026
+5 −0
Merged

Check for missing thread count argument for -s/--threads #3940

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5 changes: 5 additions & 0 deletions src/initialize.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -300,6 +300,11 @@ int parse_command_line(int argc, char* argv[])
settings::run_mode = RunMode::VOLUME;
} else if (arg == "-s" || arg == "--threads") {
// Read number of threads
if (i + 1 >= argc) {
std::string msg {"Number of threads not specified."};
strcpy(openmc_err_msg, msg.c_str());
return OPENMC_E_INVALID_ARGUMENT;
}
i += 1;

#ifdef _OPENMP
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