33 lines
914 B
C++
33 lines
914 B
C++
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// RUN: %libomptarget-compilexx-and-run-generic
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// Taken from https://github.com/llvm/llvm-project/issues/54216
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#include <algorithm>
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#include <cstdlib>
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#include <iostream>
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bool almost_equal(float x, float gold, float rel_tol = 1e-09,
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float abs_tol = 0.0) {
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return std::abs(x - gold) <=
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std::max(rel_tol * std::max(std::abs(x), std::abs(gold)), abs_tol);
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}
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void test_parallel_for__target() {
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const int N0{32768};
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const float expected_value{N0};
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float counter_N0{};
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#pragma omp parallel for
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for (int i0 = 0; i0 < N0; i0++) {
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#pragma omp target map(tofrom : counter_N0)
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{
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#pragma omp atomic update
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counter_N0 = counter_N0 + 1.;
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}
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}
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if (!almost_equal(counter_N0, expected_value, 0.01)) {
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std::cerr << "Expected: " << expected_value << " Got: " << counter_N0
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<< std::endl;
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std::exit(112);
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}
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}
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int main() { test_parallel_for__target(); }
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