diff options
Diffstat (limited to 'libgomp/testsuite/libgomp.c++/udr-2.C')
-rw-r--r-- | libgomp/testsuite/libgomp.c++/udr-2.C | 88 |
1 files changed, 88 insertions, 0 deletions
diff --git a/libgomp/testsuite/libgomp.c++/udr-2.C b/libgomp/testsuite/libgomp.c++/udr-2.C new file mode 100644 index 00000000000..5408be146bd --- /dev/null +++ b/libgomp/testsuite/libgomp.c++/udr-2.C @@ -0,0 +1,88 @@ +// { dg-do run } + +extern "C" void abort (); + +namespace NS +{ + struct U + { + void foo (U &, bool); + U (); + }; + struct S + { + int s; + #pragma omp declare reduction (foo : U, S : omp_out.foo (omp_in, false)) + #pragma omp declare reduction (foo : int : omp_out += omp_in) \ + initializer (omp_priv = int ()) + void baz (int v) + { + S s; + int q = 0; + if (s.s != 6 || v != 0) abort (); + s.s = 20; + #pragma omp parallel num_threads (4) reduction (foo : s, v) \ + reduction (::NS::U::operator + : q) + { + if (s.s != 6 || q != 0 || v != 0) abort (); + asm volatile ("" : "+m" (s.s), "+r" (q), "+r" (v)); + s.s++; q++; v++; + } + if (s.s != 20 + q * 7 || q != v) abort (); + } + void foo (S &x) { s += x.s; } + void foo (S &x, bool y) { s += x.s; if (y) abort (); } + S (const S &x) { s = x.s + 1; } + S (const S &x, bool y) { s = x.s + 2; if (y) abort (); } + S () { s = 6; } + S (int x) { s = x; } + ~S (); + }; + #pragma omp declare reduction (bar : S : omp_out.foo (omp_in)) \ + initializer (omp_priv (8)) +} + +NS::S::~S () +{ + if (s < 6) abort (); + s = -1; + /* Ensure the above store is not DSEd. */ + asm volatile ("" : : "r" (&s) : "memory"); +} + +struct T : public NS::S +{ + void baz () + { + S s; + int q = 0; + if (s.s != 6) abort (); + #pragma omp parallel num_threads (4) reduction (foo:s) \ + reduction (+: q) + { + if (s.s != 6 || q != 0) abort (); + asm volatile ("" : "+m" (s.s), "+r" (q)); + s.s += 2; q++; + } + if (s.s != 6 + q * 8) abort (); + } +}; + +int +main () +{ + NS::S s; + s.baz (0); + T t; + t.baz (); + int q = 0; + if (s.s != 6) abort (); + // Test ADL + #pragma omp parallel num_threads (4) reduction (bar:s) reduction (+:q) + { + if (s.s != 8 || q != 0) abort (); + asm volatile ("" : "+m" (s.s), "+r" (q)); + s.s += 4; q++; + } + if (s.s != 6 + q * 12) abort (); +} |