================
@@ -0,0 +1,93 @@
+//RUN: %libomp-cxx-compile -fopenmp-version=60 && %libomp-run
+#include <stdio.h>
+#include <omp.h>
+#include "omp_testsuite.h"
+
+#define N 10
+class Sum {
+ int val;
+
+public:
+ Sum(int v = 0) : val(v) {}
+ Sum operator+(const Sum &rhs) const { return Sum(val + rhs.val); }
+ Sum &operator+=(const Sum &rhs) {
+ val += rhs.val;
+ return *this;
+ }
+ int getValue() const { return val; }
+};
+
+// Declare OpenMP reduction
+#pragma omp declare reduction(sum_reduction:Sum : omp_out += omp_in)
\
+ initializer(omp_priv = Sum(0))
+
+int checkUserDefinedReduction() {
+ Sum final_result_udr(0);
+ Sum array_sum[N];
+ int error_flag = 0;
+ int expected_value = 0;
+ for (int i = 0; i < N; ++i) {
+ array_sum[i] = Sum(i);
+ expected_value += i; // Calculate expected sum: 0 + 1 + ... + (N-1)
+ }
+#pragma omp parallel num_threads(4)
+ {
+#pragma omp for reduction(sum_reduction : final_result_udr)
----------------
alexey-bataev wrote:
Make reductions over 2 variables
https://github.com/llvm/llvm-project/pull/134709
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