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Modified is_true_somewhere function to use integers instead of bools.… #102

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Dec 12, 2023
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Modified is_true_somewhere function to use integers instead of bools.… #102

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5 changes: 4 additions & 1 deletion tests/functionality/toml_utils.h
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Original file line number Diff line number Diff line change
Expand Up @@ -69,11 +69,14 @@ void fmt_comment(std::ostream &summary, int col_width, std::string key,
}

bool is_true_somewhere(bool flag, MPI_Comm comm) {
int in, out;
bool ret;
int err = MPI_Allreduce(&flag, &ret, 1, MPI_CXX_BOOL, MPI_LOR, comm);
flag ? in = 1 : in = 0;
int err = MPI_Allreduce(&in, &out, 1, MPI_INT, MPI_SUM, comm);
if (err != MPI_SUCCESS) {
throw ExaGOError("Error in is_true_somewhere for MPI_Allreduce");
}
out == 0 ? ret = false : ret = true;
return ret;
}

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