forked from OSchip/llvm-project
47 lines
1.2 KiB
C
47 lines
1.2 KiB
C
// RUN: %libomp-compile-and-run
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#include <stdio.h>
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#include <omp.h>
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int main()
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{
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omp_alloctrait_t at[2];
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omp_allocator_handle_t a;
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omp_allocator_handle_t f_a;
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void *ptr[2];
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void *nptr[2];
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at[0].key = omp_atk_pool_size;
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at[0].value = 2*1024*1024;
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at[1].key = omp_atk_fallback;
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at[1].value = omp_atv_default_mem_fb;
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a = omp_init_allocator(omp_large_cap_mem_space, 2, at);
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f_a = omp_init_allocator(omp_default_mem_space, 2, at);
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printf("allocator large created: %p\n", (void *)a);
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printf("allocator default created: %p\n", (void *)f_a);
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#pragma omp parallel num_threads(2)
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{
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int i = omp_get_thread_num();
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ptr[i] = omp_alloc(0, f_a);
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#pragma omp barrier
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nptr[i] = omp_realloc(ptr[i], 1024 * 1024, a, f_a);
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#pragma omp barrier
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printf("th %d, nptr %p\n", i, nptr[i]);
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omp_free(nptr[i], a);
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}
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// Both ptr pointers should be NULL
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if (ptr[0] != NULL || ptr[1] != NULL) {
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printf("failed: pointers %p %p\n", ptr[0], ptr[1]);
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return 1;
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}
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// Both nptr pointers should be non-NULL
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if (nptr[0] == NULL || nptr[1] == NULL) {
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printf("failed: pointers %p %p\n", nptr[0], nptr[1]);
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return 1;
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}
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printf("passed\n");
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return 0;
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}
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