Files
llvm-project/offload/test/mapping/map_back_race.cpp
Joseph Huber 0fcce4fb7b [OpenMP] Mark problematic tests as XFAIL / UNSUPPORTED (#161267)
Summary:
Several of these tests have been failing for literal years. Ideally we
make efforts to fix this, but keeping these broken has had serious
consequences on our testing infrastructure where failures are the norm
so almost all test failures are disregarded. I made a tracking issue for
the ones that have been disabled.

https://github.com/llvm/llvm-project/issues/161265
2025-09-29 15:17:55 -05:00

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// RUN: %libomptarget-compilexx-and-run-generic
// Taken from https://github.com/llvm/llvm-project/issues/54216
// FIXME: https://github.com/llvm/llvm-project/issues/161265
// UNSUPPORTED: gpu
#include <algorithm>
#include <cstdlib>
#include <iostream>
bool almost_equal(float x, float gold, float rel_tol = 1e-09,
float abs_tol = 0.0) {
return std::abs(x - gold) <=
std::max(rel_tol * std::max(std::abs(x), std::abs(gold)), abs_tol);
}
void test_parallel_for__target() {
const int N0{32768};
const float expected_value{N0};
float counter_N0{};
#pragma omp parallel for
for (int i0 = 0; i0 < N0; i0++) {
#pragma omp target map(tofrom : counter_N0)
{
#pragma omp atomic update
counter_N0 = counter_N0 + 1.;
}
}
if (!almost_equal(counter_N0, expected_value, 0.01)) {
std::cerr << "Expected: " << expected_value << " Got: " << counter_N0
<< std::endl;
std::exit(112);
}
}
int main() { test_parallel_for__target(); }