clang/test/OpenMP/parallel_firstprivate_messages.cpp

   1 // RUN: %clang_cc1 -verify -fopenmp -ferror-limit 100 %s -Wuninitialized
   2
   3 // RUN: %clang_cc1 -verify -fopenmp-simd -ferror-limit 100 %s -Wuninitialized
   4
   5 extern int omp_default_mem_alloc;
   6 void foo() {
   7 }
   8
   9 bool foobool(int argc) {
  10   return argc;
  11 }
  12
  13 void xxx(int argc) {
  14   int fp; // expected-note {{initialize the variable 'fp' to silence this warning}}
  15 #pragma omp parallel firstprivate(fp) // expected-warning {{variable 'fp' is uninitialized when used here}}
  16   for (int i = 0; i < 10; ++i)
  17     ;
  18 }
  19
  20 struct S1; // expected-note {{declared here}} expected-note{{forward declaration of 'S1'}}
  21 extern S1 a;
  22 class S2 {
  23   mutable int a;
  24 public:
  25   S2():a(0) { }
  26   S2(const S2 &s2):a(s2.a) { }
  27   static float S2s;
  28   static const float S2sc;
  29 };
  30 const float S2::S2sc = 0;
  31 const S2 b;
  32 const S2 ba[5];
  33 class S3 {
  34   int a;
  35 public:
  36   S3():a(0) { }
  37   S3(const S3 &s3):a(s3.a) { }
  38 };
  39 const S3 c;
  40 const S3 ca[5];
  41 extern const int f;
  42 class S4 {
  43   int a;
  44   S4();
  45   S4(const S4 &s4); // expected-note {{implicitly declared private here}}
  46 public:
  47   S4(int v):a(v) { }
  48 };
  49 class S5 {
  50   int a;
  51   S5():a(0) {}
  52   S5(const S5 &s5):a(s5.a) { } // expected-note {{implicitly declared private here}}
  53 public:
  54   S5(int v):a(v) { }
  55 };
  56
  57 S3 h;
  58 #pragma omp threadprivate(h) // expected-note {{defined as threadprivate or thread local}}
  59
  60 namespace A {
  61 double x;
  62 #pragma omp threadprivate(x) // expected-note {{defined as threadprivate or thread local}}
  63 }
  64 namespace B {
  65 using A::x;
  66 }
  67
  68 int main(int argc, char **argv) {
  69   const int d = 5; // expected-note {{variable 'd' declared const here}}
  70   const int da[5] = { 0 };
  71   S4 e(4);
  72   S5 g(5);
  73   int i, z;
  74   int &j = i;
  75   static int m;
  76   #pragma omp parallel firstprivate // expected-error {{expected '(' after 'firstprivate'}}
  77   #pragma omp parallel firstprivate ( // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
  78   #pragma omp parallel firstprivate () // expected-error {{expected expression}}
  79   #pragma omp parallel firstprivate (argc // expected-error {{expected ')'}} expected-note {{to match this '('}}
  80   #pragma omp parallel firstprivate (argc, // expected-error {{expected expression}} expected-error {{expected ')'}} expected-note {{to match this '('}}
  81   #pragma omp parallel firstprivate (argc > 0 ? argv[1] : argv[2]) // expected-error {{expected variable name}}
  82   #pragma omp parallel 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 '('}}
  83   #pragma omp parallel firstprivate (S1) // expected-error {{'S1' does not refer to a value}}
  84   #pragma omp parallel firstprivate (a, b, c, d, f) // expected-error {{firstprivate variable with incomplete type 'S1'}}
  85   #pragma omp parallel firstprivate (z, d)
  86     d = 5; // expected-error {{cannot assign to variable 'd' with const-qualified type}}
  87   #pragma omp parallel firstprivate (argv[1]) // expected-error {{expected variable name}}
  88   #pragma omp parallel firstprivate(ba)
  89   #pragma omp parallel firstprivate(ca)
  90   #pragma omp parallel firstprivate(da)
  91   #pragma omp parallel firstprivate(S2::S2s)
  92   #pragma omp parallel firstprivate(S2::S2sc)
  93   #pragma omp parallel firstprivate(e, g) // expected-error {{calling a private constructor of class 'S4'}} expected-error {{calling a private constructor of class 'S5'}}
  94   #pragma omp parallel firstprivate(h, B::x) // expected-error 2 {{threadprivate or thread local variable cannot be firstprivate}}
  95   #pragma omp parallel private(i), firstprivate(i) // expected-error {{private variable cannot be firstprivate}} expected-note{{defined as private}}
  96   foo();
  97   #pragma omp parallel shared(i)
  98   #pragma omp parallel firstprivate(i)
  99   #pragma omp parallel firstprivate(j)
 100   #pragma omp parallel firstprivate(m)
 101   foo();
 102
 103   return 0;
 104 }