clang/test/OpenMP/parallel_for_copyin_messages.cpp

   1 // RUN: %clang_cc1 -verify -fopenmp -ferror-limit 100 -o - %s -Wuninitialized
   2
   3 // RUN: %clang_cc1 -verify -fopenmp-simd -ferror-limit 100 -o - %s -Wuninitialized
   4
   5 void foo() {
   6 }
   7
   8 bool foobool(int argc) {
   9   return argc;
  10 }
  11
  12 struct S1; // expected-note {{declared here}}
  13 class S2 {
  14   mutable int a;
  15
  16 public:
  17   S2() : a(0) {}
  18   S2 &operator=(S2 &s2) { return *this; }
  19 };
  20 class S3 {
  21   int a;
  22
  23 public:
  24   S3() : a(0) {}
  25   S3 &operator=(S3 &s3) { return *this; }
  26 };
  27 class S4 {
  28   int a;
  29   S4();
  30   S4 &operator=(const S4 &s4); // expected-note {{implicitly declared private here}}
  31
  32 public:
  33   S4(int v) : a(v) {}
  34 };
  35 class S5 {
  36   int a;
  37   S5() : a(0) {}
  38   S5 &operator=(const S5 &s5) { return *this; } // expected-note {{implicitly declared private here}}
  39
  40 public:
  41   S5(int v) : a(v) {}
  42 };
  43 template <class T>
  44 class ST {
  45 public:
  46   static T s;
  47 };
  48
  49 S2 k;
  50 S3 h;
  51 S4 l(3);
  52 S5 m(4);
  53 #pragma omp threadprivate(h, k, l, m)
  54
  55 namespace A {
  56 double x;
  57 #pragma omp threadprivate(x)
  58 }
  59 namespace B {
  60 using A::x;
  61 }
  62
  63 int main(int argc, char **argv) {
  64   int i;
  65 #pragma omp parallel for copyin // expected-error {{expected '(' after 'copyin'}}
  66   for (i = 0; i < argc; ++i)
  67     foo();
  68 #pragma omp parallel for copyin( // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
  69   for (i = 0; i < argc; ++i)
  70     foo();
  71 #pragma omp parallel for copyin() // expected-error {{expected expression}}
  72   for (i = 0; i < argc; ++i)
  73     foo();
  74 #pragma omp parallel for copyin(k // expected-error {{expected ')'}} expected-note {{to match this '('}}
  75   for (i = 0; i < argc; ++i)
  76     foo();
  77 #pragma omp parallel for copyin(h, // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
  78   for (i = 0; i < argc; ++i)
  79     foo();
  80 #pragma omp parallel for copyin(argc > 0 ? argv[1] : argv[2]) // expected-error {{expected variable name}}
  81   for (i = 0; i < argc; ++i)
  82     foo();
  83 #pragma omp parallel for copyin(l) // expected-error {{'operator=' is a private member of 'S4'}}
  84   for (i = 0; i < argc; ++i)
  85     foo();
  86 #pragma omp parallel for copyin(S1) // expected-error {{'S1' does not refer to a value}}
  87   for (i = 0; i < argc; ++i)
  88     foo();
  89 #pragma omp parallel for copyin(argv[1]) // expected-error {{expected variable name}}
  90   for (i = 0; i < argc; ++i)
  91     foo();
  92 #pragma omp parallel for copyin(i) // expected-error {{copyin variable must be threadprivate}}
  93   for (i = 0; i < argc; ++i)
  94     foo();
  95 #pragma omp parallel for copyin(m) // expected-error {{'operator=' is a private member of 'S5'}}
  96   for (i = 0; i < argc; ++i)
  97     foo();
  98 #pragma omp parallel for copyin(ST<int>::s, B::x) // expected-error {{copyin variable must be threadprivate}}
  99   for (i = 0; i < argc; ++i)
 100     foo();
 101
 102   return 0;
 103 }