forked from OSchip/llvm-project
336 lines
12 KiB
C++
336 lines
12 KiB
C++
// RUN: %clang_cc1 -verify -fopenmp %s -Wuninitialized
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// RUN: %clang_cc1 -verify -fopenmp-simd %s -Wuninitialized
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typedef void **omp_allocator_handle_t;
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extern const omp_allocator_handle_t omp_default_mem_alloc;
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extern const omp_allocator_handle_t omp_large_cap_mem_alloc;
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extern const omp_allocator_handle_t omp_const_mem_alloc;
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extern const omp_allocator_handle_t omp_high_bw_mem_alloc;
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extern const omp_allocator_handle_t omp_low_lat_mem_alloc;
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extern const omp_allocator_handle_t omp_cgroup_mem_alloc;
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extern const omp_allocator_handle_t omp_pteam_mem_alloc;
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extern const omp_allocator_handle_t omp_thread_mem_alloc;
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void foo() {
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}
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bool foobool(int argc) {
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return argc;
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}
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void xxx(int argc) {
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int fp; // expected-note {{initialize the variable 'fp' to silence this warning}}
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#pragma omp taskloop simd firstprivate(fp) // expected-warning {{variable 'fp' is uninitialized when used here}}
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for (int i = 0; i < 10; ++i)
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;
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}
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struct S1; // expected-note 2 {{declared here}} expected-note 2 {{forward declaration of 'S1'}}
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extern S1 a;
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class S2 {
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mutable int a;
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public:
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S2() : a(0) {}
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S2(const S2 &s2) : a(s2.a) {}
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static float S2s;
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static const float S2sc;
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};
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const float S2::S2sc = 0;
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const S2 b;
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const S2 ba[5];
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class S3 {
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int a;
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S3 &operator=(const S3 &s3);
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public:
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S3() : a(0) {} // expected-note 2 {{candidate constructor not viable: requires 0 arguments, but 1 was provided}}
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S3(S3 &s3) : a(s3.a) {} // expected-note 2 {{candidate constructor not viable: 1st argument ('const S3') would lose const qualifier}}
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};
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const S3 c;
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const S3 ca[5];
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extern const int f;
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class S4 {
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int a;
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S4();
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S4(const S4 &s4); // expected-note 2 {{implicitly declared private here}}
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public:
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S4(int v) : a(v) {}
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};
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class S5 {
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int a;
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S5(const S5 &s5) : a(s5.a) {} // expected-note 4 {{implicitly declared private here}}
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public:
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S5() : a(0) {}
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S5(int v) : a(v) {}
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};
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class S6 {
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int a;
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S6() : a(0) {}
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public:
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S6(const S6 &s6) : a(s6.a) {}
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S6(int v) : a(v) {}
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};
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S3 h;
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#pragma omp threadprivate(h) // expected-note 2 {{defined as threadprivate or thread local}}
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template <class I, class C>
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int foomain(int argc, char **argv) {
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I e(4);
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C g(5);
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int i, z;
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int &j = i;
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#pragma omp parallel
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#pragma omp taskloop simd firstprivate // expected-error {{expected '(' after 'firstprivate'}}
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for (int k = 0; k < argc; ++k)
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++k;
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#pragma omp parallel
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#pragma omp taskloop simd firstprivate( // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
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for (int k = 0; k < argc; ++k)
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++k;
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#pragma omp parallel
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#pragma omp taskloop simd firstprivate() // expected-error {{expected expression}}
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for (int k = 0; k < argc; ++k)
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++k;
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#pragma omp parallel
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#pragma omp taskloop simd firstprivate(argc // expected-error {{expected ')'}} expected-note {{to match this '('}}
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for (int k = 0; k < argc; ++k)
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++k;
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#pragma omp parallel
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#pragma omp taskloop simd firstprivate(argc, // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
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for (int k = 0; k < argc; ++k)
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++k;
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#pragma omp parallel
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#pragma omp taskloop simd firstprivate(argc > 0 ? argv[1] : argv[2]) // expected-error {{expected variable name}}
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for (int k = 0; k < argc; ++k)
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++k;
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#pragma omp parallel
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#pragma omp taskloop simd firstprivate(argc) allocate , allocate(, allocate(omp_default , allocate(omp_default_mem_alloc, allocate(omp_default_mem_alloc:, allocate(omp_default_mem_alloc: argc, allocate(omp_default_mem_alloc: argv), allocate(argv) // expected-error {{expected '(' after 'allocate'}} expected-error 2 {{expected expression}} expected-error 2 {{expected ')'}} expected-error {{use of undeclared identifier 'omp_default'}} expected-note 2 {{to match this '('}}
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for (int k = 0; k < argc; ++k)
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++k;
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#pragma omp parallel
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#pragma omp taskloop simd firstprivate(S1) // expected-error {{'S1' does not refer to a value}}
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for (int k = 0; k < argc; ++k)
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++k;
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#pragma omp parallel
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#pragma omp taskloop simd firstprivate(a, b) // expected-error {{firstprivate variable with incomplete type 'S1'}}
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for (int k = 0; k < argc; ++k)
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++k;
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#pragma omp parallel
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#pragma omp taskloop simd firstprivate(z, argv[1]) // expected-error {{expected variable name}}
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for (int k = 0; k < argc; ++k)
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++k;
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#pragma omp parallel
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#pragma omp taskloop simd firstprivate(e, g) // expected-error {{calling a private constructor of class 'S4'}} expected-error {{calling a private constructor of class 'S5'}}
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for (int k = 0; k < argc; ++k)
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++k;
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#pragma omp parallel
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#pragma omp taskloop simd firstprivate(h) // expected-error {{threadprivate or thread local variable cannot be firstprivate}}
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for (int k = 0; k < argc; ++k)
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++k;
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#pragma omp parallel
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{
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int v = 0;
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int i;
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#pragma omp taskloop simd allocate(omp_thread_mem_alloc: i) firstprivate(i) // expected-warning {{allocator with the 'thread' trait access has unspecified behavior on 'taskloop simd' directive}}
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for (int k = 0; k < argc; ++k) {
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i = k;
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v += i;
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}
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}
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#pragma omp parallel shared(i)
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#pragma omp parallel private(i)
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#pragma omp taskloop simd firstprivate(j)
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for (int k = 0; k < argc; ++k)
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++k;
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#pragma omp parallel
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#pragma omp taskloop simd firstprivate(i)
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for (int k = 0; k < argc; ++k)
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++k;
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#pragma omp parallel
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#pragma omp taskloop simd lastprivate(g) firstprivate(g) // expected-error {{calling a private constructor of class 'S5'}}
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for (i = 0; i < argc; ++i)
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foo();
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#pragma omp parallel private(i)
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#pragma omp taskloop simd firstprivate(i) // expected-note 2 {{defined as firstprivate}}
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for (i = 0; i < argc; ++i) // expected-error 2 {{loop iteration variable in the associated loop of 'omp taskloop simd' directive may not be firstprivate, predetermined as linear}}
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foo();
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#pragma omp parallel reduction(+ : i) // expected-note {{defined as reduction}}
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#pragma omp taskloop simd firstprivate(i) // expected-note {{defined as firstprivate}} expected-error {{argument of a reduction clause of a parallel construct must not appear in a firstprivate clause on a task construct}}
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for (i = 0; i < argc; ++i) // expected-error {{loop iteration variable in the associated loop of 'omp taskloop simd' directive may not be firstprivate, predetermined as linear}}
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foo();
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return 0;
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}
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void bar(S4 a[2]) {
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#pragma omp parallel
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#pragma omp taskloop simd firstprivate(a)
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for (int i = 0; i < 2; ++i)
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foo();
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}
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namespace A {
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double x;
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#pragma omp threadprivate(x) // expected-note {{defined as threadprivate or thread local}}
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}
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namespace B {
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using A::x;
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}
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int main(int argc, char **argv) {
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const int d = 5;
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const int da[5] = {0};
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S4 e(4);
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S5 g(5);
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S3 m;
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S6 n(2);
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int i, z;
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int &j = i;
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#pragma omp parallel
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#pragma omp taskloop simd firstprivate // expected-error {{expected '(' after 'firstprivate'}}
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for (i = 0; i < argc; ++i)
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foo();
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#pragma omp parallel
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#pragma omp taskloop simd firstprivate( // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
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for (i = 0; i < argc; ++i)
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foo();
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#pragma omp parallel
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#pragma omp taskloop simd firstprivate() // expected-error {{expected expression}}
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for (i = 0; i < argc; ++i)
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foo();
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#pragma omp parallel
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#pragma omp taskloop simd firstprivate(argc // expected-error {{expected ')'}} expected-note {{to match this '('}}
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for (i = 0; i < argc; ++i)
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foo();
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#pragma omp parallel
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#pragma omp taskloop simd firstprivate(argc, // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
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for (i = 0; i < argc; ++i)
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foo();
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#pragma omp parallel
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#pragma omp taskloop simd firstprivate(argc > 0 ? argv[1] : argv[2]) // expected-error {{expected variable name}}
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for (i = 0; i < argc; ++i)
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foo();
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#pragma omp parallel
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#pragma omp taskloop simd firstprivate(argc, z)
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for (i = 0; i < argc; ++i)
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foo();
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#pragma omp parallel
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#pragma omp taskloop simd firstprivate(S1) // expected-error {{'S1' does not refer to a value}}
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for (i = 0; i < argc; ++i)
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foo();
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#pragma omp parallel
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#pragma omp taskloop simd firstprivate(a, b, c, d, f) // expected-error {{firstprivate variable with incomplete type 'S1'}} expected-error {{no matching constructor for initialization of 'S3'}}
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for (i = 0; i < argc; ++i)
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foo();
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#pragma omp parallel
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#pragma omp taskloop simd firstprivate(argv[1]) // expected-error {{expected variable name}}
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for (i = 0; i < argc; ++i)
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foo();
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#pragma omp parallel
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#pragma omp taskloop simd firstprivate(2 * 2) // expected-error {{expected variable name}}
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for (i = 0; i < argc; ++i)
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foo();
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#pragma omp parallel
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#pragma omp taskloop simd firstprivate(ba) // OK
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for (i = 0; i < argc; ++i)
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foo();
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#pragma omp parallel
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#pragma omp taskloop simd firstprivate(ca) // expected-error {{no matching constructor for initialization of 'S3'}}
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for (i = 0; i < argc; ++i)
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foo();
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#pragma omp parallel
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#pragma omp taskloop simd firstprivate(da) // OK
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for (i = 0; i < argc; ++i)
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foo();
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int xa;
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#pragma omp parallel
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#pragma omp taskloop simd firstprivate(xa) // OK
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for (i = 0; i < argc; ++i)
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foo();
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#pragma omp parallel
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#pragma omp taskloop simd firstprivate(S2::S2s) // OK
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for (i = 0; i < argc; ++i)
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foo();
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#pragma omp parallel
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#pragma omp taskloop simd firstprivate(S2::S2sc) // OK
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for (i = 0; i < argc; ++i)
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foo();
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#pragma omp parallel
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#pragma omp taskloop simd safelen(5)
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for (i = 0; i < argc; ++i)
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foo();
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#pragma omp parallel
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#pragma omp taskloop simd firstprivate(e, g) // expected-error {{calling a private constructor of class 'S4'}} expected-error {{calling a private constructor of class 'S5'}}
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for (i = 0; i < argc; ++i)
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foo();
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#pragma omp parallel
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#pragma omp taskloop simd firstprivate(m) // OK
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for (i = 0; i < argc; ++i)
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foo();
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#pragma omp parallel
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#pragma omp taskloop simd firstprivate(h) // expected-error {{threadprivate or thread local variable cannot be firstprivate}}
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for (i = 0; i < argc; ++i)
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foo();
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#pragma omp parallel
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#pragma omp taskloop simd private(xa), firstprivate(xa) // expected-error {{private variable cannot be firstprivate}} expected-note {{defined as private}}
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for (i = 0; i < argc; ++i)
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foo();
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#pragma omp parallel
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#pragma omp taskloop simd firstprivate(i) // expected-note {{defined as firstprivate}}
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for (i = 0; i < argc; ++i) // expected-error {{loop iteration variable in the associated loop of 'omp taskloop simd' directive may not be firstprivate, predetermined as linear}}
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foo();
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#pragma omp parallel shared(xa)
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#pragma omp taskloop simd firstprivate(xa) // OK: may be firstprivate
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for (i = 0; i < argc; ++i)
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foo();
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#pragma omp parallel
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#pragma omp taskloop simd firstprivate(j)
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for (i = 0; i < argc; ++i)
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foo();
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#pragma omp parallel
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#pragma omp taskloop simd lastprivate(g) firstprivate(g) // expected-error {{calling a private constructor of class 'S5'}}
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for (i = 0; i < argc; ++i)
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foo();
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#pragma omp parallel
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#pragma omp taskloop simd lastprivate(n) firstprivate(n) // OK
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for (i = 0; i < argc; ++i)
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foo();
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#pragma omp parallel
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{
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int v = 0;
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int i;
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#pragma omp taskloop simd firstprivate(i)
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for (int k = 0; k < argc; ++k) {
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i = k;
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v += i;
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}
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}
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#pragma omp parallel private(i)
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#pragma omp taskloop simd firstprivate(i) // expected-note {{defined as firstprivate}}
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for (i = 0; i < argc; ++i) // expected-error {{loop iteration variable in the associated loop of 'omp taskloop simd' directive may not be firstprivate, predetermined as linear}}
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foo();
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#pragma omp parallel reduction(+ : i) // expected-note {{defined as reduction}}
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#pragma omp taskloop simd firstprivate(i) // expected-error {{argument of a reduction clause of a parallel construct must not appear in a firstprivate clause on a task construct}}
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for (i = 0; i < argc; ++i)
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foo();
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#pragma omp taskloop simd firstprivate(i) //expected-note {{defined as firstprivate}}
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for (i = 0; i < argc; ++i) // expected-error {{loop iteration variable in the associated loop of 'omp taskloop simd' directive may not be firstprivate, predetermined as linear}}
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foo();
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#pragma omp parallel
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#pragma omp taskloop simd firstprivate(B::x) // expected-error {{threadprivate or thread local variable cannot be firstprivate}}
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for (i = 0; i < argc; ++i)
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foo();
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static int si;
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#pragma omp taskloop simd firstprivate(si) // OK
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for (i = 0; i < argc; ++i)
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si = i + 1;
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return foomain<S4, S5>(argc, argv); // expected-note {{in instantiation of function template specialization 'foomain<S4, S5>' requested here}}
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}
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