clang/test/OpenMP/target_depend_messages.cpp

   1 // RUN: %clang_cc1 -verify=expected,omp4 -fopenmp -fopenmp-version=45 -ferror-limit 100 -o - -std=c++11 %s -Wuninitialized
   2 // RUN: %clang_cc1 -verify=expected,omp5 -fopenmp -fopenmp-version=50 -ferror-limit 100 -o - -std=c++11 %s -Wuninitialized
   3 // RUN: %clang_cc1 -verify=expected,omp51 -fopenmp -ferror-limit 100 -o - -std=c++11 %s -Wuninitialized
   4
   5 // RUN: %clang_cc1 -verify=expected,omp4 -fopenmp-simd -fopenmp-version=45 -ferror-limit 100 -o - -std=c++11 %s -Wuninitialized
   6 // RUN: %clang_cc1 -verify=expected,omp5 -fopenmp-simd -fopenmp-version=50 -ferror-limit 100 -o - -std=c++11 %s -Wuninitialized
   7 // RUN: %clang_cc1 -verify=expected,omp51 -fopenmp -ferror-limit 100 -o - -std=c++11 %s -Wuninitialized
   8
   9 void xxx(int argc) {
  10   int x; // expected-note {{initialize the variable 'x' to silence this warning}}
  11 #pragma omp target depend(in : argc)
  12   argc = x; // expected-warning {{variable 'x' is uninitialized when used here}}
  13 }
  14
  15 void foo() {
  16 }
  17
  18 bool foobool(int argc) {
  19   return argc;
  20 }
  21
  22 struct S1; // expected-note {{declared here}}
  23
  24 class vector {
  25   public:
  26     int operator[](int index) { return 0; }
  27 };
  28
  29 int main(int argc, char **argv, char *env[]) {
  30   vector vec;
  31   typedef float V __attribute__((vector_size(16)));
  32   V a;
  33   auto arr = x; // expected-error {{use of undeclared identifier 'x'}}
  34
  35   #pragma omp target depend // expected-error {{expected '(' after 'depend'}}
  36   foo();
  37 #pragma omp target depend( // omp4-error {{expected 'in', 'out', 'inout' or 'mutexinoutset' in OpenMP clause 'depend'}} expected-error {{expected ')'}} expected-note {{to match this '('}} expected-warning {{missing ':' after dependency type - ignoring}} omp5-error {{expected depend modifier(iterator) or 'in', 'out', 'inout', 'mutexinoutset' or 'depobj' in OpenMP clause 'depend'}} omp51-error {{expected depend modifier(iterator) or 'in', 'out', 'inout', 'mutexinoutset', 'depobj' or 'inoutset' in OpenMP clause 'depend'}}
  38   foo();
  39 #pragma omp target depend() // omp4-error {{expected 'in', 'out', 'inout' or 'mutexinoutset' in OpenMP clause 'depend'}} expected-warning {{missing ':' after dependency type - ignoring}} omp5-error {{expected depend modifier(iterator) or 'in', 'out', 'inout', 'mutexinoutset' or 'depobj' in OpenMP clause 'depend'}} omp51-error {{expected depend modifier(iterator) or 'in', 'out', 'inout', 'mutexinoutset', 'depobj' or 'inoutset' in OpenMP clause 'depend'}}
  40   foo();
  41 #pragma omp target depend(argc // omp4-error {{expected 'in', 'out', 'inout' or 'mutexinoutset' in OpenMP clause 'depend'}} expected-warning {{missing ':' after dependency type - ignoring}} expected-error {{expected ')'}} expected-note {{to match this '('}} omp5-error {{expected depend modifier(iterator) or 'in', 'out', 'inout', 'mutexinoutset' or 'depobj' in OpenMP clause 'depend'}}} omp51-error {{expected depend modifier(iterator) or 'in', 'out', 'inout', 'mutexinoutset', 'depobj' or 'inoutset' in OpenMP clause 'depend'}}
  42   foo();
  43 #pragma omp target depend(source : argc) // omp4-error {{expected 'in', 'out', 'inout' or 'mutexinoutset' in OpenMP clause 'depend'}} omp5-error {{expected depend modifier(iterator) or 'in', 'out', 'inout', 'mutexinoutset' or 'depobj' in OpenMP clause 'depend'}}} omp51-error {{expected depend modifier(iterator) or 'in', 'out', 'inout', 'mutexinoutset', 'depobj' or 'inoutset' in OpenMP clause 'depend'}}
  44   foo();
  45 #pragma omp target depend(source) // expected-error {{expected expression}} expected-warning {{missing ':' after dependency type - ignoring}} omp4-error {{expected 'in', 'out', 'inout' or 'mutexinoutset' in OpenMP clause 'depend'}} omp5-error {{expected depend modifier(iterator) or 'in', 'out', 'inout', 'mutexinoutset' or 'depobj' in OpenMP clause 'depend'}}} omp51-error {{expected depend modifier(iterator) or 'in', 'out', 'inout', 'mutexinoutset', 'depobj' or 'inoutset' in OpenMP clause 'depend'}}
  46   foo();
  47   #pragma omp target depend (in : argc)) // expected-warning {{extra tokens at the end of '#pragma omp target' are ignored}}
  48   foo();
  49   #pragma omp target depend (out: ) // expected-error {{expected expression}}
  50   foo();
  51 #pragma omp target depend(inout : foobool(argc)), depend(in, argc) // omp4-error {{expected addressable lvalue expression, array element or array section}} expected-warning {{missing ':' after dependency type - ignoring}} expected-error {{expected expression}} omp5-error {{expected addressable lvalue expression, array element, array section or array shaping expression of non 'omp_depend_t' type}} omp51-error {{expected addressable lvalue expression, array element, array section or array shaping expression of non 'omp_depend_t' type}}
  52   foo();
  53   #pragma omp target depend (out :S1) // expected-error {{'S1' does not refer to a value}}
  54   foo();
  55   #pragma omp target depend(in : argv[1][1] = '2')
  56   foo();
  57 #pragma omp target depend(in : vec[1]) // omp4-error {{expected addressable lvalue expression, array element or array section}} omp5-error {{expected addressable lvalue expression, array element, array section or array shaping expression of non 'omp_depend_t' type}} omp51-error {{expected addressable lvalue expression, array element, array section or array shaping expression of non 'omp_depend_t' type}}
  58   foo();
  59   #pragma omp target depend (in : argv[0])
  60   foo();
  61   #pragma omp target depend (in : ) // expected-error {{expected expression}}
  62   foo();
  63   #pragma omp target depend (in : main)
  64   foo();
  65 #pragma omp target depend(in : a[0]) // omp4-error{{expected addressable lvalue expression, array element or array section}} omp5-error {{expected addressable lvalue expression, array element, array section or array shaping expression of non 'omp_depend_t' type}} omp51-error {{expected addressable lvalue expression, array element, array section or array shaping expression of non 'omp_depend_t' type}}
  66   foo();
  67   #pragma omp target depend (in : vec[1:2]) // expected-error {{ value is not an array or pointer}}
  68   foo();
  69   #pragma omp target depend (in : argv[ // expected-error {{expected expression}} expected-error {{expected ']'}} expected-error {{expected ')'}} expected-note {{to match this '['}} expected-note {{to match this '('}}
  70   foo();
  71   #pragma omp target depend (in : argv[: // expected-error {{expected expression}} expected-error {{expected ']'}} expected-error {{expected ')'}} expected-note {{to match this '['}} expected-note {{to match this '('}}
  72   foo();
  73   #pragma omp target depend (in : argv[:] // expected-error {{section length is unspecified and cannot be inferred because subscripted value is not an array}} expected-error {{expected ')'}} expected-note {{to match this '('}}
  74   foo();
  75   #pragma omp target depend (in : argv[argc: // expected-error {{expected expression}} expected-error {{expected ']'}} expected-error {{expected ')'}} expected-note {{to match this '['}} expected-note {{to match this '('}}
  76   foo();
  77   #pragma omp target depend (in : argv[argc:argc] // expected-error {{expected ')'}} expected-note {{to match this '('}}
  78   foo();
  79   #pragma omp target depend (in : argv[0:-1]) // expected-error {{section length is evaluated to a negative value -1}}
  80   foo();
  81   #pragma omp target depend (in : argv[-1:0]) // expected-error {{zero-length array section is not allowed in 'depend' clause}}
  82   foo();
  83   #pragma omp target depend (in : argv[:]) // expected-error {{section length is unspecified and cannot be inferred because subscripted value is not an array}}
  84   foo();
  85   #pragma omp target depend(in : argv [3:4:1]) // expected-error {{expected ']'}} expected-note {{to match this '['}}
  86   foo();
  87   #pragma omp target depend(in:a[0:1]) // expected-error {{subscripted value is not an array or pointer}}
  88   foo();
  89   #pragma omp target depend(in:argv[argv[:2]:1]) // expected-error {{OpenMP array section is not allowed here}}
  90   foo();
  91   #pragma omp target depend(in:argv[0:][:]) // expected-error {{section length is unspecified and cannot be inferred because subscripted value is not an array}}
  92   foo();
  93   #pragma omp target depend(in:env[0:][:]) // expected-error {{section length is unspecified and cannot be inferred because subscripted value is an array of unknown bound}}
  94   foo();
  95   #pragma omp target depend(in : argv[ : argc][1 : argc - 1])
  96   foo();
  97   #pragma omp target depend(in : arr[0])
  98   foo();
  99
 100   return 0;
 101 }